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Allgemeine und Anorganische Chemie

Fachbereich 3.1

Externe Vorträge / External presentations (3.1)

Eine vollständige Übersicht der Vorträge finden Sie in der Datenbank PTB-Publica.
A complete overview of the external presentations can be found in the PTB-Publica database PTB-Publica.

2019
Jakob, L.; Kramm, K.; Molle, J.; Schröder, T.; Nickels, P.; Vannini, A.; Liedl, T.; Tinnefeld, Philip; Grohmann, D.: DNA origami nanostructures aid the super-resolution microscopy interrogation of proteins and allow single-molecule force measurements on biological systems. Verhandlungen der Deutschen Physikalischen Gesellschaft e.V. (DPG), Symposium “Physics of Self-Organization in DNA Nanostructures”, Regensburg   04.04.2019
Vogl, J.; Rienitz, O.; Rosner, M.; Brandt, B.; Kasemann, S.; Kraft, R.; Malinovskiy, D.; Meixner, A.; Noordmann, J.; Rabb, S.; Schüssler, J.A.; Vocke, R.D.: Realization of SI traceability for Mg isotope amount ratios & delta values [Poster]. CCQM Workshop on Advances in metrology in Chemistry and Biology, BIPM, Sèvres, France   09.-10.04.2019
Weber, M.; Charoud-Got, J.; Rienitz, O.; Röthke, A.; Richter, S.: Pharmacopoeial reference standards for elemental impurities [Poster]. JOINT EDQM-USP “13th International Symposium on Pharmaceutical Reference Standards (IRSS)”, EDQM, Strasbourg, Frankreich   13.-14.03.2019
Pramann, A.; Olaf Rienitz; Güttler, B.: The revision of the SI: Mass spectrometry and the XRCD method used for a redefinition of the mole. DPG-Frühjahrstagung 2019, Rostock   11.03.2019
Vogl, J.; Rienitz, O.; Rosner, M.; Brandt, B.; Kasemann, S.; Kraft, R.; Malinovskiy, D.; Meixner, A.; Noordmann, J.; Rabb, S.; Schüssler, J.A.; Vocke, R.D.: Calibration of Mg isotope amount ratios and delta values [Poster]. European Winter conference on Plasma Spectrochemistry, Pau, France   03.-08.02.2019
2018
Flierl, L.; Rienitz, O.: Progress of Task 1.4. 3rd SIRS Project Meeting, Max-Planck-Institut für Biogeochemie, Jena    05.-06.12.2018
Fisicaro, P.; Sparasci, F.; Garcia Izquierdo, C.; Leito, I.; Näykki, T.; Peruzzi, A.; Sega, M.; Seitz, S.; Woolliams, E.: Creation of a ‘one-stop shop’ for reliable measurements of Essential Climate Variables. EOOS Conference, Brussels, Belgium    21.-23.11.2018
Leito, I.; Heering, A.; Nerut, J.: Unified pH. 7th Baltic Electrochemistry Conference, Tartu    05.11.2018
Frank, C.: Creating a sandwich assay of magnetic and gold nanoparticles for tau-protein quantification using SERS - Making Alzheimer’s disease diagnosis reliable. Konferenz: NanoMed2018 /SMS 2018 / EGF 2018, Venedig, Italien    23.-25.10.2018
Schmidt, S.: SI-traceable quantification of haemoglobin using an ID-SERS active immunoassay. Konferenz: NanoMed2018 /SMS 2018 / EGF 2018, Venedig, Italien    23.-25.10.2018
Sparasci, F.; Leito, I.; Sega, M.; Fisicaro, P.; Näykki, T.; Seitz, S.; Garcia Izquierdo, C.; Peruzzi, A.; Woolliams, E.: European Metrology Network on Climate and Ocean Observation: building a ‘one-stop shop’ for reliable measurements of ECVs. MetroSea-IEEE Workshop Metrology for the Sea, Bari, Italy    08.-10.10.2018
Noordmann, J.; Ebert, V.; Werhahn, O.; Pramann, A.; Rienitz, O.: Isotope ratio measurement capabilities in AG 3.11 Inorganic Analysis, AG 3.42 Spectrometric Gas Analysis, and AG 6.12 Environmental Radioactivity. CCQM – IRWG 1st meeting, National Research Council Canada (NRC), Ottawa, Canada    04.-05.10.2018
Rienitz, O.: CCQM-K122 and CCQM-P135.1 „Anionic impurities and lead in salt solutions”, Presentation and Discussion of results. CCQM – IAWG fall meeting, Ottawa, Canada    02.-04.10.2018
Pramann, A.; Rienitz, O.: CCQM-P160 “Isotope ratios and molar mass of highly enriched silicon” – Results. CCQM – IAWG fall meeting, Ottawa, Canada    02.-04.10.2018
Maurer, V.; Frank, C.; Porsiel, J.C.; Zellmer, S.; Wundrack, S.; Stosch, R.; Garnweitner, G.: Sandwich assay of iron oxide and gold nanoparticles for purification and detection of tau protein via SERS [Poster]. NanoDay2018, Laboratorium für Nano- und Quantenengineering, Hannover   27.09.2018
Heine, J.; Eberhardt, R.; Seitz, S.: Measurement uncertainty contributions of electrochemical impedance spectroscopy data of Li-ion batteries. IWIS 2018 - 11th International Workshop on Impedance Spectroscopy, TU Chemnitz   25.-28.09.2018
Röthke, A.; Görlitz, V.; Pape, C.; Schulz, U.; Jährling, R.; Richter, S.; Meinhardt, R.; Koenig, M.; Becker, D.; Charoud-Got, J.; Weber, M.; Rienitz, O.: High accuracy ICP OES characterization of an SI traceable chemical reference standard solution of mercury in support of the European Pharmacopoeia [Poster]. BERM15 (15th International Symposium on Biological and Environmental Reference Materials), BAM, Berlin   23.-26.09.2018
Weber, M.; Lodi, A.; Charoud-Got, J.; Rienitz, O.; Röthke, A.; Richter, S.: European Pharmacopoeia reference standards to underpin the legal requirements in Europe for the control of elemental impurities in medicinal products for human use. 15th International Symposium on Biological and Environmental Reference Materials (BERM 2018), BAM, Berlin   23.-26.09.2018
Seitz, S.; Schmidt, H.; Wolf: Progress towards SI traceability. 17th International Conference of the Properties of Water and Steam (ICPWS), Salinity/Density Workshop, Prague, Czech Republic   03.-06.09.2018
Müller, J.D.; Bastkowski, F; Sander, B.; Seitz, S.; Turner, D.R.; Dickson, A.G.; Rehder, G.: Traceability of spectrophotometrically measured pHT values of TRIS buffered artificial seawater in the salinity range 5-20. 17th International Conference of the Properties of Water and Steam (ICPWS), Prague, Czech Republic   03.-06.09.2018
Röthke, A.; Görlitz, V.; Pape, C.; Schulz, U.; Jährling, R.; Richter, S.; Meinhardt, R.; Koenig, M.; Becker, D.; Charoud-Got, J.; Weber, M.; Rienitz, O.: As good as or even better than ID-ICP-MS? High accuracy ICP OES determination of 1 g/kg mercury solutions. 13. Symposium „Massenspektro-metrische Verfahren der Elementspurenanalyse“, BAM, Berlin   03.-06.09.2018
Pramann, A.; Rienitz, O.; Güttler, B.: Planned revision of the SI base unit mole (and kilogram) supported by MC-ICP mass spectrometry. 13. Symposium „Massenspektro-metrische Verfahren der Elementspurenanalyse“, BAM, Berlin   03.-06.09.2018
Pramann, A.; Rienitz, O.: The risk of blindly following textbook recipes: Severe blank overcorrection and its impact on Si isotope ratios. 13. Symposium „Massenspektro-metrische Verfahren der Elementspurenanalyse“, BAM, Berlin   03.-06.09.2018
Swart, C.: Wir machen die Zeit…. und mehr. DAAS Doktorandenseminar, Geesthacht, Germany    31.07.2018
Bettin, H.; Rienitz, O.; Pramann, A.: New silicon crystals for a redefined kilogram and mole: Isotopic composition of the first two crystals [Poster]. Conference on Precision Electromagnetic Measurements (CPEM), Paris, France    08.-13.07.2018
Gleitzmann, J.; Peters, S.; Henrion, A.; Swart, C.: Exact determination of Ferritin as a potential marker for Alzheimer’s disease by ID-ICP-MS [Poster]. BNASS 2018: The 19th Biennial National Atomic Spectroscopy Symposium, London, UK   02.-04.07.2018
Swart, C.; Gleitzmann, J.; Loddeke, S.; Brauckmann, C.; Peters, S.: Reference measurement procedures to elucidate the role of metalloproteins in Alzheimer’s disease. BNASS 2018: The 19th Biennial National Atomic Spectroscopy Symposium, London, UK   02.-04.07.2018
Pramann, A.; Rienitz, O.; Schiel, D.: M(Si28-24Pr11): Preliminary Results. Seventh workshop of the project “kilogram-3”, St. Petersburg, Russia   14.-18.05.2018
Frank, C.; Maurer, V.; Porsiel, J.C.; Zellmer, S.; Wundrack, S.; Garnweitner, G.; Stosch, R.: Current situation and what we need: development, measurement, standardization [Poster]. BAM-PTB Workshop on Nanomaterials, PTB, Berlin-Adlershof   14.-15.05.2018
Gleitzmann, Julia; Swart, Claudia: SOD and ceruloplasmin quantification via Cu using ICP-MS (invited talk). CCQM IAWG-PAWG Joint Workshop, Paris, Frankreich   18.04.2018
Claudia Swart, Gleitzmann, Julia: CCQM pilot study for the determination of total Hb. CCQM IAWG-PAWG Joint Workshop, Paris, Frankreich   18.04.2018
Röthke, A.; Kaltenbach, A.; Jährling, R.; Pramann, A.; Rienitz, O.: Isotopic composition and purity of highly enriched silicon - an uncommon application of GDMS. 4th International Glow Discharge Spectroscopy Symposium (IGDSS) 2018, BAM, Berlin   16.-18.04.2018
Pramann, A.; Rienitz, O.: CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon – Results“. CCQM-IAWG spring meeting, BIPM, Sèvres, France   16.-17.04.2018
Henrion A: Reference measurements by quantitative bottom-up proteomics (invited talk). Analytica Conference, München   10.-12.04.2018
Wolff, N.; Harting, N., Heinrich, M.; Krewer, U.: Lithium-Ion battery process identification with nonlinear frequency response analysis [Poster]. Kraftwerk Batterie, Münster   29.03.2018
Wolff, N.; Heinrich, M.; Harting, N.; Röder, F.; Seitz, S.; Krewer, U.: Analysing and ageing induced changes in lithium-ion batteries by correlating EIS simulations and experiments [Poster and Presentation]. Batterieforum 2018, Berlin   25.01.2018
2017
Swart, C.; Frank, C.; Köllensperger, G.; Del Castillo, E.: Role of metals and metal containing biomolecules in neurodegenerative diseases such as Alzheimer’s disease (15HLT02 ReMiND). JCTLM Stakeholder workshop, Paris, France   05.12.2017
Bastkowski, F.; Sander, B.; Seitz, S.; Müller, J.D.: Traceability of pHT values of equimolal TRIS buffered artificial seawater solutions in brackish waters. IMEKO TC19, Workshop on Metrology for the Sea, Neapel, Italien   12.-13.10.2017
Seitz, S.: Verification of the metrological Reliability of Standard Seawater Calibration. IMEKO TC19, Workshop on Metrology for the Sea, Neapel, Italien   12.-13.10.2017
Wolff, N.; Heinrich, M.; Harting, N.; Röder, F.; Seitz, S.; Krewer, U.: Analysing and ageing induced changes in lithium-ion batteries by correlating EIS simulations and experiments [Poster]. 232nd Meeting of the Electrochemical Society ISE, Washington DC, USA   05.10.2017
Güttler, B.; Rienitz, O.; Pramann, A.: Neu definierte Einheiten für die Chemie - ganz genau! GDCH Wissenschaftsforum Berlin   12.09.2017
Swart, C.; Köllensperger, G.; Goenaga-Infante, H.; Raab, A.: Importance of reference measurement procedures in diagnostic of Alzheimer's disease. Metallomics 2017: The 6th International Symposium on Metallomics, Wien, Austria   14.-17.08.2017
Gleitzmann, J.; Wätzig, H.; Swart, C.: IDMS-based quantification of metal-containing proteins with clinical relevance. Metallomics 2017: The 6th International Symposium on Metallomics, Wien, Austria   14.-17.08.2017
Rosner, M.; Vogl, J.; Meixner, A.; Kasemann, S.; Noordmann, J.; Rienitz, O.; Schüssler, J.; Kraft, R.; Rabb, S.; Vocke, R.: Intercomparison of δ26Mg Values in Mg Isotope RMs and Standards to a New Si traceable Isotope RM [Poster]. Goldschmidt Conference, Paris   13.-18.08.2017
Henrion, A.: Protein ID-MS in Biomatrix (invited talk). Workshop Biometrology – Protein Certified Reference Materials (CRM) and Metrological Methods, National Institute of Metrology (INMETRO), Rio de Janeiro, Brazil   27.-29.06.2017
Frank, C.; Wundrack, S.; Schmidt, S.; Stosch, R.: SI-Traceable Tau Protein Quantification by Surface Enhanced Raman Spectrometry - A First Step Towards Reliable Diagnosis of Alzheimer’s Disease. 14th International Conference on Nanosciences &Nanotechnologies (NN17), Thessaloniki, Greece   04.-07.07.2017
Stosch, R.; Frank, C.; Zakel, S.; Wundrack, S.: Isotope dilution SERS as a validated reference measurement procedure for the quantification of diagnostic markers in human serum [Poster]. 14th International Conference on Nanosciences &Nanotechnologies (NN17), Thessaloniki, Greece   04.-07.07.2017
Wundrack, S.; Kruskopf, M.; Stosch, R.; Momeni Pakdehi, D.; Pierz, K.; Dziomba, T.; Götz, M.; Baringhaus, J.; Aprojanz, J.; Tegenkamp, C.; Lidzba, J.; Seyller, T.; Hohls, F.; Ahlers, F.J.; Schumacher, H.W.: Polymer-assisted large-area sublimation growth of epitaxial graphene on SiC [Poster]. 14th International Conference on Nanosciences &Nanotechnologies (NN17), Thessaloniki, Greece   04.-07.07.2017
Schmidt, S.; Frank, C.; Wundrack, S.; Stosch, R.: Raman spectroscopy based model for SI-traceable detection and quantification of specific disease related biomarkers [Poster]. 14th International Conference on Nanosciences &Nanotechnologies (NN17), Thessaloniki, Greece   04.-07.07.2017
Bastkowski, F.; Müller, J. D.; Sander, B.; Seitz, S.; Rehder, G.: Electrochemical pHT measurements of TRIS buffered artificial seawater samples in the salinity range 5-20 [Poster]. 11th Baltic Sea Science Congress, Rostock Warnemünde, Germany, 12.-16.06.2017   12.-16.06.2017
Müller, J. D.; Bastkowski, F.; Schneider, B.; Rehder, G.: Updating pH measurements in brackish waters: Characterization of the indicator dye m-Cresol purple based on newly available TRIS buffers [Poster]. 11th Baltic Sea Science Congress, Rostock Warnemünde, Germany   12.-16.06.2017
Henrion, A.: MS-basierte Proteinquantifizierung und Referenzmethodenentwicklung (invited talk). 16. Jahrestagung der Sektion Molekulare Diagnostik der DGKL, Tutzing, Germany   17.-19.05.2017
Pramann, A.; Rienitz, O.; Schiel, D.: Molar mass of new enriched silicon crystals: status overview (invited talk). G. G. Devyatych Institute of Chemistry of High Purity Substances (IChHPS), Russian Academy of Sciences (RAS), Nizhny Novgorod, Russia   12.05.2017
Pramann, A.; Rienitz, O.: Trilateral Comparison: Isotope ratios and molar mass of highly enriched silicon – First results – (invited talk). G. G. Devyatych Institute of Chemistry of High Purity Substances (IChHPS), Russian Academy of Sciences (RAS), Nizhny Novgorod, Russia   12.05.2017
Sander, B.; Eberhardt, R.; Seitz, S.: Messung von Ionenkonzentrationen im ppb-Bereich zur Bestimmung der molaren Leitfähigkeit von Rein- und Reinstwasser (invited talk). Metrohm-Anwenderforum Ionenchromatographie, Münster, Deutschland    11.05.2017
Pramann, A.; Rienitz, O.: CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon – First results“. CCQM-IAWG spring meeting, BIPM, Sèvres, France   24.-25.04.2017
Wolff, N.; Harting, N.; Heinrich, M.; Röder, F.; Krewer, Ulrike: A nonlinear model approach for separation and identification of processes in Lithium-ion batteries. Konferenz “Kraftwerk Batterie”, Aachen    30.03.2017
Heine, J.; Eberhardt, R.; Seitz, S.; Funck, T.: Grundlagen der Impedanzspektroskopie - Impedanzspektroskopie an Lithium-Ionen-Batterien (invited talk). Vorseminar zur Batterietagung 2017, Seminar: Impedanzspektroskopie an Batterien, Aachen    28.03.2017
Pramann, A.; Rienitz, O.: The silicon path to a new kilogram: Impact of the isotopic composition of Si determined by high resolution mass spectrometry. DPG Frühjahrstagung Dresden    23.03.2017
Röthke, A.; Rienitz, O.: Preparation and characterization of lead and mercury reference solutions. EDQM Project Meeting "Reference standards for Elemental impurities", Bundesanstalt für Materialforschung und -prüfung (BAM), Berlin Adlershof
   15.03.2017
Luckau, L.; Henrion, A.; Mischnik, P.; Gütter, B.: Precise quantification of HIV proteins by isotope dilution mass spectrometry (ID-MS) for applications in HIV diagnostics [Poster]. 50. Jahrestagung der Deutschen Gesellschaft für Massenspektrometrie (DGMS), Kiel    05.-08.03.2017
Heinrich, Marco; Wolff, Nicolas; Heine, Jessica; Seitz, Steffen; Krewer, Ulrike: Ageing induced changes of charge distributions in a LIB analysed by correlating EIS simulations and experiments. 14th Symposium on Fuel Cell and Battery Modelling and Experimental Validation, “ModVal 14”, Karlsruhe    02.-03.03.2017
Rienitz, O.: CCQM-K124 Part A – Trace elements in drinking water, Support of CMC claims for Hg and Mo, Some critical thoughts. EURAMET TC-MC Sub-Committee Inorganic Analysis, Warsaw, Poland   01.02.2017
2016
Pramann, A.; Rienitz, O.: Another new "Avogadro"-crystal: Isotopic composition of Si28-31Pr7 (invited talk). Leibniz-Institut für Kristallzüchtung, Berlin 08.11.2016

Pramann, A.; Rienitz, O.: Homogeneity study of Si28-23Pr11: Results of PTB and NMIJ (invited talk). Leibniz-Institut für Kristallzüchtung, Berlin08.11.2016

Henrion, A.: Reference Measurements for hGH (invited talk). BIPM-WADA Symposium "Standards and Metrology for Anti-Doping Analysis", Paris, France28.-29.09.2016

Rienitz, O.; Pramann, A.: Measurement uncertainties associated with isotope ratios – the impact of correlations. Braunschweig International Graduate School of Metrology, Summer School, Drübeck10.-12.08.2016

Pramann, A.; Rienitz, O.;  Bettin, H.: Determination of the Molar Mass of Silicon highly enriched in 28Si. Meeting of IAC and CCM WGR-C, CPEM Ottawa, Kanada08.07.2016

Pramann, A.; Rienitz, O.: A "new" Avogadro-crystal: Isotopic composition of Si28-23Pr11: Parts N, Q, V. Leibniz- Institut für Kristallzüchtung, Berlin05.07.2016

Gleitzmann, J.; Wätzig, H.; Swart, C.: Quantification strategies for ceruloplasmin based on IDMS. BNASS 2016: The 18th Biennial National Atomic Spectroscopy Symposium, Liverpool, United Kingdom04.-06.07.2016

Brauckmann, C.; Frank, C.; Schulze, D.; Swart, C.: Quantification of haemoglobin via species-specific isotope dilution mass spectrometry. BNASS 2016: The 18th Biennial National Atomic Spectroscopy Symposium, Liverpool, United Kingdom04.-06.07.2016

Swart, C.; Gleitzmann, J.; Tokman, N.; Raab, A.; Del Castillo, E.; Brauckmann, C.; Arsene, C.-G.; Neukammer, J.; Frank, C.; Goenaga-Infante, H.; Nuñez, S.; Konopka, A.;. Lehmann, W.-D.: Reference measurement procedures for the determination of proteins in biological samples [Poster]. BNASS 2016: The 18th Biennial National Atomic Spectroscopy Symposium, Liverpool, United Kingdom04.-06.07.2016

Pramann, A.; Rienitz, O.; Schiel, D.: Determination of the Molar Mass of Silicon Spheres. Si-kg Workshop Round and Ready, PTB Braunschweig22.-23.06.2016

Heinrich, M.; Krewer, U.; Seitz, S.: Parameter sensitivity analysis of EIS in full cell batteries based on electrochemical modeling. EIS2016, 10th International Symposium on Electrochemical Impedance Spectroscopy, A Toxa, Spain19.-24.06.2016

Luckau, L.: Measurement of HIV viral load and level of maturation by isotope-dilution mass spectrometry [Poster]. 6th summer School on Infection Research, Schloss Buchenau05.-09.06.2016

Gleitzmann, J.; Raab, A.; Wätzig, H.; Swart, C.: IDMS strategies for the precise quantification of SOD1 in human erythrocytes [Poster]. International workshop on ‘Protein and Peptide Therapeutics and Diagnostics: Research and Quality Assurance’, Chengdu, China01.-03.06.2016

Brauckmann, C.; Swart, C.: Quantification of total haemoglobin via IDMS [Poster]. International workshop on ‘Protein and Peptide Therapeutics and Diagnostics: Research and Quality Assurance’, Chengdu, China01.-03.06.2016

Stosch, R.: Traceability of measurands in clinical chemistry based on internationally recognised reference procedures (invited talk).  9th Senftenberg Innovation Forum on Multiparametric Analytics, Senftenberg01.-02.06.2016

Frank, C.; Stosch, R.: Traceability for large protein Biomarkers via isotope dilution Raman Spectrometry (ID-Raman and ID-SERS). 4th Annual Conference on Applied Raman Spectroscopy, Berlin19.-20.05.2016

Stosch, R.;  Dziomba, Thorsten; Hinze, Peter; Weimann, Thomas; Wundrack, Stefan; Zakel, S.: A calibration standard for SI-traceable evaluation of 2D Raman mappings. 4th Annual Conference on Applied Raman Spectroscopy, Berlin02.-06.05.2016
Schmidt, S.; Güttler, B.;  Stosch, R.: Raman-based SI-traceable quantification of specific disease related Biomarkers. European Materials Research Society (E-MRS) Spring Meeting, Lille, France02.-06.05.2016
Pramann, A.; Rienitz, O.: The Role of HR-MC-ICP-Mass Spectrometry in the Redefinition of the SI Unit Kilogram. Bunsentagung 2016, Rostock05.-07.05.2016
Stosch, R.; Wundrack, S.; Zakel, S.; Schiel, D.: Determination of impurities in Si(28)-crystals by means of FT-IR spectrometry. Workshop WS3/kg-3 of the project Kilogramm-3, Berlin25.-29.04.2016
Pramann, A.; Rienitz, O.; Schiel, D.: Molar Mass of Si28-23Pr11; Homogeneity: First Results (invited talk). 3rd Workshop „kilogram-3“, Berlin25.-28.04.2016
Pramann, A.; Rienitz, O.; Schiel, D.: A new "Avogadro"-crystal extremely enriched in 28Si: Molar Mass of Si28-24Pr7 (invited talk). 3rd Workshop „kilogram-3“, Berlin25.-28.04.2016
Kaltenbach, A.; Pramann, A. Rienitz, O.: An unordinary application of GDMS: Impurities and isotope ratios of „Avogadro“-Silicon. 3rd International Glow Discharge Spectroscopy Symposium, Liverpool, UK18.-20.04.2016
Swart, C.: Proposal for a CCQM comparison for the determination of total Hb. CCQM, BIPM, Paris, France18.-20.04.2016
Pramann, A.; Rienitz, O.: Gütter, B.: 1st Update on CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon“. CCQ ad hoc Working Group on the Mole, BIPM, Sèvres, France18.-19.04.2016
Rienitz, O.: CCQM-K122 and CCQM-P135.1 “Anionic impurities in salt solutions” – Presentation and Discussion of results. CCQM-IAWG spring meeting, BIPM, Sèvres, France18.-19.04.2016
Pramann, A.; Rienitz, O.: 5th Update on CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon“. CCQM-IAWG spring meeting, BIPM, Sèvres, France18.-19.04.2016
Luckau, L.: Measurement of HIV viral load and level of maturation by isotope-dilution mass spectrometry. 7. Braunschweiger Jungchemiker Tagung 2016, Braunschweig07.04.2016
Reisinger, B.; Noble, J.; Ryadnov, M.: Towards systematic comparison of siRNA delivery systems by relative protein quantitation [Poster]. 67. Mosbacher Kolloquium - “Protein Design – from first principles to biomedical applications”, Mosbach31.03.-02.04.2016
Pramann, A.; Rienitz, O.: A "new" Avogadro-crystal: Isotopic composition of Si28-23Pr11.N.2.2-4 (invited talk). Workshop des "Kg-3 Projektes", Leibniz- Institut für Kristallzüchtung (IKZ), Berlin18.03.2016
Vogl, J.; Meyer, C.; Noordmann, J.; Rienitz, O.: Platin und Palladium-Analytik mit ICP-MS: Zertifizierung von Pt und Pd-Spikes und deren Anwendung. 15. Edelmetallforum, Fortschrittskolleg Future Water, Universität Duisburg-Essen, Freising14.03.2016
Pramann, A.; Rienitz, O.: High resolution MC-ICP-MS of ultra-trace amounts of silicon isotopes with lowest associated measurement uncertainty. DPG-Frühjahrstagung, Universität Hannover29.02.2016
Reisinger, B.; Noble, J.; Ryadnov, M.: Towards systematic comparison of siRNA delivery systems by relative protein quantitation [Poster]. 49. Jahrestagung der Deutschen Gesellschaft für Massenspektrometrie (DGMS), Hamburg28.02.-02.03.2016
Seitz, S.; Heine, J.; Eberhardt, R.: Batteriezustand verlässlich messen im Betrieb – Beitrag der Metrologie. Seminar Diagnose in Batterieproduktion und Betrieb, Haus der Technik, Braunschweig22.02.2016
Seitz, S.: Impedanzspektroskopie als Grundlage von korrekten Leitfähigkeitsmessungen: Grundlagen und Fallstrick.  Workshop des DIN NA 002-00-07-12 AK, Braunschweig17.02.2016
Vogl, J.; Rienitz, O : Real-world examples of how to calculate a KCRV. EURAMET TC-Metrology in Chemistry meeting, EC-JRC-IRMM, Geel, Belgium03.02.2016
Swart, C.; Gleitzmann, J.; Tokman, N.; Raab, A.; Del Castillo, E.; Brauckmann, C.; Zakel, S.; Arsene, C.-G.; Frank, C.: Metrology for metalloproteins (HLT05). EURAMET TC-MC-SCIA, Geel, Belgium 03.02.2016
Noordmann, J.; Rienitz, O.: TC-MC 1377 “Comparison measurement for the validation of the developed methods for Al and Mo” – Presentation of results. EURAMET TC-Metrology in Chemistry meeting, EC-JRC-IRMM, Geel, Belgium 03.02.2016
Pramann, A.; Rienitz, O.: Molar mass measurement of silicon highly enriched in 28Si: Trilateral comparison between ECP, IChHPS RAS and PTB (invited talk). Leibniz- Institut für Kristallzüchtung (IKZ), Berlin 26.01.2016
Pramann, A.; Rienitz, O.: Isotopic composition of Si28-24Pr7.3.1 (invited talk). Leibniz- Institut für Kristallzüchtung (IKZ), Berlin 26.01.2016
Lenze, G.; Heine, J.; Jansen, D.: Ergebnisse des Standardisierungsprozesses (invited talk). BLB-Doktor-andentag, Niedersächsisches Forschungszentrum (NFF), TU Braunschweig 21.01.2016
2015
Swart, C.; Gleitzmann, J.; Tokman, N.; Raab, A.; Del Castillo, E.; Brauckmann, C.; Zakel, S.; Arsene, C.-G.; Frank, C.: New approach for the development of candidate reference measurement procedures. JCTLM Members' and Stakeholders' Workshop, BIPM, Paris, France30.11.-01.12.2015
Noordmann, J.; Rienitz, O.; Vogl, Jochen; Brandt, Björn: Certification of a magnesium isotope reference material: Determination of SI traceable isotope ratios. CCQM-IAWG autumn meeting, Teddington, United Kingdom17.-19.11.2015
Richter, S.; Rienitz, O.: Outcomes and successes of SIB09 – Primary standards for challenging elements. CCQM-IAWG autumn meeting, Teddington, United Kingdom17.-19.11.2015
Pramann, A.; Rienitz, O.: 4th update on CCQM-P160  „Isotope ratios and molar mass of highly enriched silicon“. CCQM-IAWG autumn meeting, Teddington, United Kingdom17.-19.11.2015
Rienitz, O.: CCQM-K122 and CCQM-P135.1 „Anionic impurities in salt solutions“ – Presentation and discussion of results. CCQM-IAWG autumn meeting, Teddington, United Kingdom17.-19.11.201517.-19.11.2015
Heine, J.; Eberhardt, R.; Seitz, S.; Funck, T.: Vergleichbarkeit von elektrochemischen Impedanz-spektren im mOhm Bereich (invited talk). AG-Dianostik-Seminar, Niedersächsisches Forschungszentrum (NFF), TU Braunschweig, Battery Labfactory Braunschweig (BLB), Braunschweig13.11.2015
Henrion, A: Massenaufgelöste, isoform-selektive Quantifizierung von Wachstumshormon (eingel. Vortrag). 13. Anwendertreffen der DGKL-AG LC-MS/MS in der Labormedizin, Bad Staffelstein, Übersichtsvortrag26.-27.10.2015
Stosch, R.; Swart, C.: PTB protein metrology programs and EMRP on metalloproteins. CCQM Working Group on Protein Analysis (PAWG) meeting, NIST, Gaithersburg19.-20.10.2015
Pramann, A.;  Rienitz, O.: Quality requirements of Silicon highly enriched in 29Si ("Si29") and 30Si ("Si30").  2nd Workshop of "Kilogram-3" Project, Nizhnyi Novgorod, Russland13.-15.10.2015
Pramann, A.;  Rienitz, O.: Molar mass measurement of Silicon highly enriched in 28Si: Internal comparison between ECP, IChHPS RAS, and PTB. 2nd Workshop of "Kilogram-3" Project, Nizhnyi Novgorod, Russland13.-15.10.2015
Swart, C.; Gleitzmann, J.; Tokman, N.; Raab, A.; Del Castillo, E.; Brauckmann, C.; Zakel, S.; Arsene, C.-G.; Frank, C.; Neukammer, J.; Kaiser, P.: Candidate reference measurement procedures for metalloproteins for the characterisation of future reference materials [Poster]. 14th International Symposium on Biological and Environmental Reference Materials (BERM14), National Harbor, Maryland, USA11.-15.10.2015
Arsene, C.G..; Kaiser, P.; Henrion, A.; Paleari, R., Mosca, A.: Candidate reference measurement procedure for the determination of HbA2 fraction in human blood using mass spectrometry. 14th International Symposium on Biological and Environmental Reference Materials (BERM14), Gaylord National Resort & Convention Center, National Harbor, Maryland, USA11.-15.10.2015
Noordmann, J.; Rienitz, O.; Vogl, Jochen; Brandt, Björn: Certification of a magnesium isotope reference material: Determination of SI traceable isotope ratios. 14th International Symposium on Biological and Environmental Reference Materials (BERM14), Gaylord National Resort & Convention Center, National Harbor, Maryland, USA11.-15.10.2015
Pramann, A.; Rienitz, O.: Molar Mass Measurements. kNOW (SIB03) final meeting, Braunschweig23.09.2015
Heinrich, M.; Krewer, Ulrike; Seitz, Steffen: Modeling oft he electrochemical impedance of a lithium-ion-battery [Poster]. International Summer School on Metrology, Drübeck24.-28.08.2015
Güttler, B.: Progress in the redefinition of the mole. American Chemical Society (ACS) National Meeting, CCQM Symposium “Chemistry and the International System of Weights and Measures”, Boston, USA19.08.2015
Beckers, H.; Pramann, A.; Rienitz, O.; Schiel, D.; Willner, H.: SiF4: formation and conversion into a liquid: novel preparation methods and complementary mass spectrometric characterization. 11th Workshop "Kilogram-2 Project", Zelenogorsk, Russia08.-09.07.2015
Heine, J.; Eberhardt, R.; Funck, T.; Wübbeler, G.; Seitz, S.: Referenzmessplatz zur Bestimmung des Gesundheitszustandes von Li-Ionen-Batterien [Poster]. Einweihung der Battery LabFactory Braunschweig, Braunschweig24.06.2015
Kruskopf, M.; Pierz, K.; Wundrack, S.;  Stosch, R.; Dziomba, T; Kalmbach, C.-C.;  Müller, A.; Ahlers, F.J.; Schumacher, H.W.: Surfactant assisted epitaxial graphene growth on 6H-SiC(0001) [Poster]. Graphene Week 1015, Manchester, UK22.-26.06.2015
Rienitz, O.; Noordmann, J.; Kaltenbach, A.; Jährling, R.; Görlitz, V.; Schiel, D.: Primary Monoelemental Solutions: Dissemination and Traceability. EMRP-SIB09 Stakeholder Workshop, BAM, Berlin22.06.2015
Noordmann, J.; Rienitz, O.; Görlitz, V.; Kaltenbach, A.; Schiel, D.: Preparation of primary solutions of rhodium, molybdenum and aluminum. EMRP-SIB09 Stakeholder Workshop, BAM, Berlin22.06.2015
Schiel, D.; Pramann, A.; Rienitz, O.: Example 2: Redefintion of the kilogramm and mole. EMRP-SIB09 Stakeholder Workshop, BAM, Berlin22.06.2015
Beckers, H.; Pramann, A.; Rienitz, O.; Schiel, D.; Willner, H.: SiF4: formation and conversion into a liquid: novel preparation methods and complementary mass spectrometric characterization. Kilogramm-2 Projekttreffen; Leibniz-Institut für Kristallzüchtung Berlin15.06.2015
Heine, J.: Vergleichbarkeit von elektrochemischen Impedanzspektren im mOhm Bereich (invited talk). Statusmeeting GEENI, Institut für Materialphysik, Göttingen08.06.2015
Schiel, D.; Pramann, A.; Rienitz, O.: Extrem genaue Naturkonstante für neues Mol und Kilogramm. Seminar der AG Halogenchemie, Institut für Chemie und Biochemie der Freien Universität Berlin27.04.2015
Pramann, A.; Rienitz, O.: 3rd Update on CCQM-P160 “Isotope ratios and molar mass of highly enriched silicon”. CCQM-IAWG spring meeting, Paris, Frankreich16.-17.04.2015
Röhker, K.; Rienitz, O.: 3rd Update on CCQM-K122 and CCQM-P135.1 “Anionic impurities in salt solutions. CCQM-IAWG spring meeting, Paris, Frankreich16.-17.04.2015
Stosch, R.; Gutter, B.: Perspektiven Biologischer Nanosysteme. Graduiertenkolleg „Metrology for Complex Nanosystems – NanoMet“, Statusseminar, Sankt Andreasberg08.-10.04.2015
Pramann, A.; Schiel, D.; Rienitz, O.: Molar Mass and Isotopic Composition of Silicon: Homogeneity of the Single Crystal. 10th Workshop Kilogram-2 Project, Berlin10.-12.03.2015
Heine, J.; Eberhardt, R.; Funck, T.: Referenzimpedanz für die Kalibrierung von elektrochemischen Impedanzspektrometern. Haus der Technik-Seminar „Impedanzspektroskopie an Batterien“, Wolfsburg25.-26.02.2015
Güttler, B.: Metrology in Clinical Chemistry. European Winter Conference on Plasma Spectrochemistry (EWCPS) 2015, Westfälische Wilhelms-Universität Münster, Münster24.02.2015
Swart, C.; Gleitzmann, J.; Tokman, N.; Raab, A.; Jakubowski, N.; Del Castillo, E.; Brauckmann, C.; Goenaga-Infante, H.; Larios, R.; Nunez, S.; Konopka, A.; Zakel, S.; Bernevic, B.; Arsene, C.-G.; Frank, C.;  Neukammer, J.: Development of reference measurement procedures for metalloproteins (EMRP HLT05 Metallomics). EWCPS 2015, Münster22.-26.02.2015
Brauckmann, C.; Swart, C.: Quantification of non-covalently bound iron containing proteins in human blood. EWCPS 2015, Münster22.-26.02.2015
Gleitzmann, J.; Swart, C.; Wätzig, H.: Preparation of ceruloplasmin spike material for the use in species-specific IDMS [Poster].  EWCPS 2015, Münster22.-26.02.2015
Brandt, B.; Vogl, J.; Noordmann, J.; Kaltenbach, A.; Rienitz, O.; Malinovskiy, D.: Preparation of an absolute isotope reference material for magnesium. European Winter Conference on Plasma Spectrochemistry (EWCPS) 2015, Westfälische Wilhelms-Universität Münster, Münster22.-26.02.2015
Güttler, B.: Metrologische Rückführung in der Klinischen Chemie (invited talk). Sitzung des fms/ProcessNet-Gemeinschafts-Ausschusses „Sensoren und Sensorsysteme“, DECHEMA-Haus, Frankfurt am Main22.01.2015
Pramann, A.; Rienitz, O.: Molar mass and isotopic composition of silicon: Homogeneity of the single crystal. Kilogram-2 Project Meeting, Leibniz-Institut für Kristallzüchtung (IKZ), Berlin14.01.2015
Gleitzmann, J.; Raab, A.; Swart, C.; Feldmann, J.; Wätzig, H.: Entwicklung einer primären Messmethode zur Bestimmung Cu-haltiger Proteine im menschlichen Blut. 25. Doktorandenseminar des Arbeitskreises Separation Science der Fachgruppe Analytische Chemie der GDCh, Hohenroda11.-13.01.2015
2014
Röhker, K.; Rienitz, O.; Gütter, B.: 2nd Update on CCQM-K122 and CCQM-P135.1 „Anionic impurities and lead in salt solutions“. CCQM-IAWG autumn meeting, Tsukuba, Japan14.-15.10.2014
Pramann, A..; Rienitz, O.; Gütter, B.: 2nd Update on CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon”. CCQM-IAWG autumn meeting, Tsukuba, Japan14.-15.10.2014
Pramann, A.; Rienitz, O.; Schiel, D.: Isotopic composition of Silicon in SiF4: Discussion of Intercomparison. 9th Workshop of "Kilogram 2" Project, Moskau, Russland08.-10.10.2014
Pramann, A.; Rienitz, O.: Isotopic composition of Si28-23Pr7.2.5.2. 9th Workshop of "Kilogram 2" Project, Moskau, Russland08.-10.10.2014
Swart, C.; Del Castillo, E.; Goenaga-Infante, H.; Zakel, S.: European efforts in the development of reference measurement procedures for metalloproteins. SciX 2014, Reno, USA28.09.-03.10.2014
Gleitzmann, J.; Swart, C.; Wätzig, H.: Development of a Traceable Quantification Method for Ceruloplasmin [Poster]. SCIX2014, Reno, USA28.09.-03.10.2014
Seitz, S.; Spitzer, P.: Messen von Lösungenswiderständen mittels Elektrochemischer Impedanzspektroskopie: Metrologische Anwendungen und Unsicherheiten (invited talk). Merck - Kompetenzkreis Elektrochemie und Titration, Darmstadt01.10.2014
Pramann, A.; Rienitz, O.: Molar mass and isotopic composition of silicon. Kilogram 2 Meeting, Institut für Kristallzüchtung Berlin29.09.2014
Heine, J.; Funck, T.; Eberhardt, R.: Establishing traceability to the SI for electrochemical impedance spectroscopy devices. Possibilities, solutions and limitations [Poster]. 7th International Workshop on Impedance Spectroscopy (IWIS) 2014, Chemnitz24.-26.09.2014
Brauckmann, C.: Von der Uni zu der PTB - Deutschlands nationales Metrologieinstitut. Berufseinsteigervortrag, 3. Doktorandenseminar DAAS, Münster22.-24.09.2014
Swart, C.; Gantois, F.;  Nousiainen, M.; Sawal, G.; Bîlsel, M.; Petrov, P.; Gonzalez Gago, A.;  Elordui, S.: Determination of polybrominated flame retardants in accordance with the European Water Framework Directive (EMRP project ENV08). TraceSpec 2014,  Aberdeen, United Kingdom31.08.-04.09.2014
Brauckmann, C.;  Swart, C.: Reference measurement procedures for quantification of transferrin and haemoglobin. TraceSpec 2014,  Aberdeen, United Kingdom31.08.-04.09.2014
Gleitzmann, J.;  Raab, A.; Swart, C.; Feldmann, J.; Wätzig, H.: Development of a primary measurement method for quantification of Cu-containing proteins. TraceSpec 2014,  Aberdeen, United Kingdom31.08.-04.09.2014
Kessel, R.; Rienitz, O.: Metrologie und Messunsicherheit in der Chemie. 24. ICPMS Anwendertreffen 2014, Helmholtz-Zentrum Geesthacht15.-18.09.2014
Brandt, B.; Vogl, J.; Noordmann, J.; Kaltenbach, A., Rienitz, O.; Malinovskiy, D.: Preparation of an absolute isotope reference material for magnesium. 24. ICPMS Anwendertreffen 2014, Helmholtz-Zentrum Geesthacht15.-18.09.2014
Stosch, R.; Zakel, S.: Advanced Methods in Spectrometer Calibration. International Raman Summer School, 24. International Conference on Raman Spectroscopy, ICORS2014, Jena, Germany10.-15.08.2014
Zakel, S.; Wundrack, S.; Weber, A.; Frank, C; Güttler, B.; Stosch, R.: Extracting traceable area information from Raman mappings - metrology for the quality control of solar cells. 24. International Conference on Raman Spectroscopy, ICORS2014, Jena, Germany10.-15.08.2014
Frank, C.; Zakel, S.; Güttler, B.; Stosch, R.: Total hemoglobin quantification using Isotope Dilution Raman Spectrometry. 24. International Conference on Raman Spectroscopy, ICORS2014, Jena, Germany10.-15.08.2014
Imbraguglio, D.;  Littleton, B.; Rae, A.; Stosch, R.;  Stephanidis, B.; Zenobi, R.; Kumar, N.; Klapetek, P.; Ferreira, E.-H.; Burkhardt, C.; Umapathy, S.; Rossi, A.M.; Harling, A.; Stevenson, G.; Phillips, S. ; Roy, D.: NEW02 Raman: Metrology for Raman spectroscopy [Poster].  24. International Conference on Raman Spectroscopy, ICORS2014, Jena, Germany10.-15.08.2014
Krebs, P.; Dziomba, T.; Köhler, R; Stosch, R.; Danzebrink, H.-U.: AFM-Messungen an Nanopartikeln – Anforderungen, Herausforderungen und Erfahrungen. DIN-Workshop (Methoden zur Präparation von Partikeln auf Substraten zur Messung mit Elektronenmikroskopie (SEM) und Rasterkraftmikroskopie (AFM), Berlin09.07.2014
Pramann, A.; Rienitz, O.; Noordmann, J.; Schiel, D.: Isotopic composition of silicon. 8. Workshop - „Kilogramm-2“, PTB Braunschweig08.–10.07.2014
Kruskopf, M.; Pierz, K.; Wundrack, S.; Stosch, R.; Dziomba, T.; Hinze, P.; Kalmbach, C.-C.; Müller, A.; Baringhaus, J.; Ahlers, F.J.; Schumacher, H.W.: Conditioning of 6H-SiC(0001) surfaces by argon annealing for epitaxial graphene  growth [Poster].  Graphene Week 2014, Göteborg, Schweden23.-27.06.2014
Arsene, C.G.; Kaiser, P.: Determination of hemoglobin A2 using isotope dilution mass spectrometry (invited talk). 22nd International Congress of Clinical Chemistry and Laboratory Medicine, IFCC-WordLab, Istanbul, Turkey22.-26.06.2014
Seitz, S.; Rajagopalan, P.; Spitzer, P.; Darbouret, D.: SI traceable conductivity measurements to verify the purity of pharmaceutical water. Ultrapure Water - Pharma Conference, Philadelphia, USA02.-04.06.2014
Zakel, S.; Wundrack, S.; Güttler, B.; Stosch, R.: Traceable Raman mappings on solar cell thin-film materials. E-MRS 2014 Spring Meeting, Lille, France26.-30.05.2014
Stosch, R.; Frank, C.; Güttler, B.;  Pape, S.; Wundrack, S.; Zakel, S.: Metrology for quantitative Raman mapping evaluation. E-MRS 2014 Spring Meeting, Lille, France26.-30.05.2014
Zakel, S.; Wundrack,  S.;  Frank, C.; Hinze, P.; Weimann, T.; Dziomba, T.; Güttler, B.; Stosch, R.: Reliable Raman Spectrometry. [Poster]  E-MRS 2014 Spring Meeting, Lille, France26.-30.05.2014
Petrik, P.; Pollakowski, B.; Zakel, S.; Nutsch, A.; Roeder, G.; Gumprecht, T.; Fodor, B.; Agocs, E.; Juhasz, G.; Polgar, O.; Major, C.; Labadi, Z.; Baji, Z.; Jank, M.; Schellenberger, M.; Beckhoff, B.:  EMRP - Thin Films - Project: Development of optical metrology for thin films. E-MRS 2014 Spring Meeting, Lille, France26.-30.05.2014
Pramann, A.; Noordmann, J.; Rienitz, O.: Molar mass and isotopic composition of silicon. Kilogram-2 Project Meeting, Leibniz-Institut für Kristallzüchtung (IKZ), Berlin28.05.2014
Röthke, A.; Henrion A.: Analysis of peptide-liposome samples by cross-linking and mass spectrometry techniques. Euramet  HLT10 BiOrigin Workshop and Project Meeting 2014, Berlin22.-23.05.2014
Güttler, B.: Chemistry and biochemistry: new callenges for the metrology (keynote lecture). World Metrology Day, INRIM Turin, Italien20.05.2014
Spitzer, P.; Sommer, K.-D.: Metrologische Forschung und Dienstleistungen im Dienst der Umwelt. Braunschweiger QI -Tage, Braunschweig20.05.2014
Heine, J.; Eberhardt, R.; Seitz, S.; Bastkowski, F.; Spitzer, P.; Funk, T.: Was messen EI -Spektrometer wirklich. Seminarreihe des BLB,  AG Diagnostik, TU Braunschweig15.05.2014
Camoes, M.F.; Spitzer, P.: Traceability of pH measurements. 225th ECS Meeting, Orlando, Florida, USA11.-15.05.2014
Zakel, S.; Wundrack, S. ; Kotereva, T.:  2014 Infrared measurements of impurities in enriched monocrystalline silicon. 7th Workshop of Project Kilogramm - 2, Nizhni Novgorod, Russia23.-25.04.2014
Pramann, A.; Noordmann, J.; Rienitz, O.: Molar mass and isotopic composition of silicon determined by MC-ICP-MS and MC-IRMS. 7th Workshop of Project Kilogramm - 2,  Nizhni Novgorod, Russia23.-25.04.2014
Gleitzmann, J.: Quantification of the Cu and Zn containing protein SOD in red blood cells by means of IDMS [Poster].  JCF-Tagung, TU Braunschweig15.04.2014
Güttler, B.: The Avogadro constant and the mole (invited talk). CCQM Workshop on the redefinition and realization of the mole, BIPM, Paris, Frankreich09.04.2014
Röhker, K.; Rienitz, O.: Update on CCQM-K122 and CCQM-P135.1 „Anionic impurities in salt solutions“. CCQM-IAWG spring meeting, Paris, France07.-08.04.2014
Praman, A.; Rienitz, O.: Update on CCQM-P160 „Isotope ratios and molar mass of highly enriched silicon“. CCQM-IAWG spring meeting, Paris, France07.-08.04.2014
Funck, T.; Eberhardt, R.; Heine, J.; Bastkowski, F.; Spitzer, P.: Reference impedance for the validation of EIS analyzers. Kraftwerk Batterie, 6. internationale Fachtagung, Münster24.-25.03.2014
Pramann, A.; Noordmann, J.; Rienitz, O.; Beckers, H.; Willner, H.: MC-ICP-MS vs. IRMS: Advantages and limits in case of isotopically enriched silicon. DPG-Frühjahrstagung, Humboldt-University Berlin17.03.2014
Feistel, R.; Hellmuth, O.; Spitzer, P.: Cooperation with BIPM. Jahrestreffen IAPWS NK, Bochum14.03.2014
Spitzer, P.; Seitz, S.; Wolf,  H.: Auswertung der Workshops on the definition of salinity and pH in Greenwich. Jahrestreffen IAPWS NK, Bochum14.03.2014
Pramann, A.; Rienitz, O.; Noordmann, J.; Schiel, D.: Avogadro's number revisited using MC-ICP-MS: Measurement of the isotopic composition of silicon (invited plenary talk). DGMS-Jahrestagung 2014, Universität Frankfurt am Main05.03.2014
Spitzer, P.;  Funck, T.;  Heine, J.; Bastkowski, F.; Eberhardt, R.: Batterien verlässlich messen im Betrieb - Beitrag der Metrologie (invited talk). Seminar: Diagnose in Batterieproduktion und –betrieb, ITS Niedersachsen e.V., Braunschweig17.02.2014
Gütter, B.: European metrology centre – ideas for chemistry. EURAMET TC-MC meeting, Teddington, UK06.02.2014
Petrik, P.; Agocs, E.; Fodor, B.; Pollakowski, B.; Zakel, S.; Gumprecht, T.; Beckhoff, B.; Labadi, Z.; Baji, Z.; Jank, M.; Nutsch, A.: InGaZnO and ZnO/Al2O3 multilayer structures measured by optical and X-ray techniques. [Poster] SPIE Photonics West, San Francisco, USA 01.-06.02.2014
Spitzer, P.; Heine, J.; Bastkowski, F.; Seitz, S.; Funck, T.: Bestimmung des Gesundheitszustandes von Li-Ionen Batterien mittels elektrochemischer Impedanzspektrometrie. Doktorandenseminar, PTB Braunschweig 16.01.2014
2013
Pramann, A.; Rienitz, O.; Noordmann, J.: Silicon tetrafluoride highly enriched in 28Si characterized by IRMS (invited talk). Central European Meeting for Isotope Users (CEMIU) 2013, Bremen16.-17.12.2013
Rienitz, O.: Standard addition: a novel approach taking the uncertainty of the standard into account, Technical Presentation. CCQM-IAWG autumn meeting, Pretoria, Republik Südafrika05.-06.11.2013
Pramann, A.; Rienitz, O.: Proposal for a CCQM pilot study “Isotope ratios and molar mass of highly enriched silicon”. CCQM-IAWG autumn meeting, Pretoria, Republik Südafrika05.-06.11.2013
Röhker, K.; Rienitz, O.: Proposal for a follow up to CCQM-P135 „Anionic impurities in salts (NaCl)“. CCQM-IAWG autumn meeting, Pretoria, Republik Südafrika05.-06.11.2013
Pramann, A.; Rienitz, O.; Noodrmann, J.: Messunsicherheit als praktische Entscheidungshilfe im Falle überbestimmter Systeme am Beispiel von Isotopenverhältnismessungen in der analytischen Chemie. VDI VDE 6. Fachtagung Messunsicherheit, Braunschweig05.-06.11.2013
Bastkowski, F.; Spitzer, P.; Eberhardt, R.; Sander, B. : Traceable pH and ISE measurements in clinical chemistry  [Poster]. 16th International Conference of Metrology, Paris, France07.-10.10.2013
Pramann, A.; Rienitz, O.; Noordmann, J.; Schiel, D.: Molar mass and isotopic composition of silicon determined by MC-ICP-MS and MC-IRMS. 6. Workshop – „Kilogramm-2“, Zelenogorsk, Russia02.–05.10.2013
Zakel, S.; Wundrack, S.; Frank, C.; Hinze, P.; Weimann, T.; Stosch, R.: Reference procedures for reliable Raman measurements [Poster]. 10th Symposium on Confocal Raman Imaging, Ulm, Germany30.09.-02.10.2013
Krüger, M.; Jansen, M.; Lehmann, R.; Horn, I.; Hauptmann, A.; Noordmann, J.; Rienitz, O.; Vogt, C.: Methodenentwicklung für die Bestimmung von Os-Isotopenverhältnissen für die Herkunftsanalyse von Artefakten. [Poster] Jahrestagung der Gesellschaft für Naturwissenschaftliche Archäologie-Archaeometrie, Weimar25.-28.09.2013
Röthke, A.; Henrion, A.:  Mass spectrometry and gel electrophoresis of cross-linked peptides. Euramet HLT10 Biorigin Midterm Meeting, Ispra, Italy24.-25.09.2013
Raab, A.; Gleitzmann, J.; Swart, C.; Wätzig, H.; Feldmann, J.: Quantifizierung von Metallproteinen via IDMS. Conference über Ionenanalyse, Berlin18.-20.09.2013
Schiel, D.; Röhker, K.; Rienitz, O.: Ionenchromatographie für die Metrologie in der Chemie. 7. Conference über Ionenanalyse (CIA-2013), Technische Universität Berlin, Berlin18.-20.09.2013
Pramann,  A.; Rienitz, O.; Noordmann, J.; Schiel, D.: Status of Molar Mass Determination of Silicon enriched in 28Si. kNOW Workshop, INRIM,Torino, Italy19.09.2013
Zakel, S.; Wundrack, S.; Güttler, B.; Stosch, R.: Traceable Raman spectrometry on thin films for solar cells. Workshop on Traceable Optical Thin Films Characterisation, BAM, Berlin12.09.2013
Stoica, D.; Adel, B.; Asakai, T.; Brewer, P. J.; Brown, R.J.C.; Camões, M. F.; Dias, F.A.; Ferrara, E.; Filipe, E.;. Fisicaro, P.; Hioki, A.; Maksimov, I.; Máriássy, M.; Oliveira, C.; Spitzer, P.; Benachour, M.; Troia, A.: pH measurements in seawater: Reducing the limitations of the existing primary standard buffers. 16th International Conference on the Properties of Water and Steam, Greenwich/London, UK01.-05.09.2013
Vogl, J.; Noordmann, J.; Rienitz, O.; Becker, D.; Koenig, Maren; Meyer, C.: Production and certification of Pd and Pt single spikes. [Poster]  Goldschmidt Conference, Florence, Italy25.-30.08.2013
Pramann, A.; Noordmann, J.; Jährling, R.; Rienitz, O.; Schiel, D.: Bestimmung der molaren Masse im Rahmen des „Avogadro-Projektes“ (invited talk). Konferenz “Festkörperanalytik“, AQura GmbH, Hanau-Wolfgang21.08.2013
Gleitzmann, J.; Raab, A.; Swart, C.; Feldmann, J., Wätzig, H.: Spike production for the quantification of metalloproteins via IDMS. Metallomics 2013, Oviedo, Spanien08.-14.07.2013
Swart, C.; Frank, C.; Brauckmann, C.; Rienitz, O.: Benefits of different separation techniques coupled to ICP-MS for metrological challenges. Metallomics 2013, Oviedo, Spanien08.-14.07.2013
Swart, C.; Zakel, S.; Fisicaro, P.; Goenaga-Infante,  H.: Can physicians really rely on laboratory diagnostics? Metallomics 2013, Oviedo, Spanien08.-14.07.2013
Brauckmann, C.; Frank, C.; Swart, C., Schiel, D.: Quantification of iron containing blood proteins by means of isotopic dilution ICP-MS applying 57Fe enriched protein spike material. Metallomics 2013, Oviedo, Spanien08.-14.07.2013
Heine, J.: Referenzmessplatz & Referenzimpedanz - Charakterisierung von Li-Ionen Zellen bezüglich SOH und SOC. BLB-Vollversammlung, Battery Lab Factory, TU Braunschweig13.06.2013
Güttler, B.: Foundations of Metrology – Methods of Metrology. Braunschweig International Graduate School of Metrology, Braunschweig23.05.2013
Pramann, A.;  Rienitz, O.; Schiel, D.: Molar Mass and Isotopic Composition of Silicon. 12. Si-Meeting, Leibniz-Institut für Kristallzüchtung, Berlin23.05.2013
Zakel, S.;  Güttler, B.; Wundrack, S.; Stosch, R.: Reliable Raman measurements in research, health and industry - New reference procedures supply traceability for SERS and conventional Raman spectrometry [Poster]. RamanFest 2013 Symposium, Lille, France23.-24.05.2013
Arsene, C.-G.; Kratzsch, J.; Henrion, A.: Isotope dilution mass spectrometry (IDMS) based determination of growth hormone for re-calibration of immunoassay IDS-iSYS. EUROMEDLAB Milano 2013, 20th IFCC-EFLM European Congress for Clinical Chemistry and Laboratory Medicine, Milano, Italy, Biochimica Clinica (2013), 37, SS, S. 2319.-23.05.2013
Stosch, R.: Raman and surface-enhanced Raman spectrometry - applications to metrology in chemistry (invited talk). CCQM Working Group on Surface Analysis (SAWG) meeting, BIPM, Sèvres, France 16.04.2013
Spitzer, P.; Adel, B.; Bastkowski, F.: CCQM-K99 pH of phthalate buffer. CCQM-EAWG spring meeting, BIPM, Sèvres, France15.-16.04.2013
Fisicaro, P.; Stoica, D.; Borges, P. P. ; Fraga, l.C.; Gonzaga, F.B. ; Spitzer, P.: Proposal for apilot study on pH measurements on ethanol. CCQM-EAWG spring meeting, BIPM, Sèvres, France15.-16.04.2013
Röhker, K.; Schiel, D.; Rienitz, O.: Update on CCQM-P135 „Anionic impurities in salts (NaCl)“. CCQM-IAWG spring meeting, BIPM, Sèvres, France 15.-16.04.2013
Hauswaldt, A.-L.; Rienitz, O.; Jährling, R.; Fischer, N.; Schiel, D.; Labarraque, G.; Magnusson, B.: Standard addition. Paris, France14.04.2013
Pramann, A.; Rienitz, O.; Schiel, D.: Status of molar mass measurements and cooperations. SIB03 (kNOW) web-conference, PTB Braunschweig28.03.2013
Pramann, A.; Rienitz, O.; Schiel, D.: Multicollector ICP-MS at the limits: silicon isotope ratios affected by concentration-dependent interfernce patterns. CANAS 2013 (Colloquium Analytische Atomspetroskopie), Technische Universität, Bergakademie Freiberg18.-19.03.2013
Pramann,  A.; Rienitz, O.; Schiel, D.: Molar mass and isotopic composition of silicon determined by MC-ICP-MS and MC-IRMS. Leibniz-Institut für Kristallzüchtung, Berlin13.03.2013
Spitzer, P.: Kooperation IAPWS-BIPM. IAPWS NK-Arbeitstagung, Erlangen08.03.2013
Güttler, B.; Schiel, D.:  Metrology infrastructure for monitoring water quality in Europe. 8th International Conference on Advances in Metrology (AdMet – 2013), New Delhi, India (invited talk)21.02.2013
Gleitzmann, J.; Raab, A.; Swart, C.; Schiel, D.; Feldmann, J.: Quantification of proteins with non-covalently bound metalloenzymes [Poster]. European Winter Conference on Plasma Spectrochemistry, Krakow, Poland10.-15.02.2013
Frank, C.; Brauckmann, C.; Swart, C.; Schiel, D.: Quantification of iron containing blood proteins by means of LC/ICP-MS [Poster]. European Winter Conference on Plasma Spectrochemistry, Krakow, Poland10.-15.02.2013
Swart, C.: Metrological approach in species analysis [Poster]. European Winter Conference on Plasma Spectrochemistry, Krakow, Poland10.-15.02.2013
Spitzer, P.; Seitz, S.; Bastkowski, F.; Heine, J.; Eberhardt, R.; Lienesch, F.: JRP Energy call 2013: PTB Proposal „Electro-Mobility“. EURAMET Workshop on EMRP Call 2013, Braunschweig07.02.2013
González Antuna, A.; Cueto Diaz, S.; Rodriguez-González, P.; Ruiz Encinar, J.; Ohlendorf, R.; Henrion, A.; Garcia Alonso, J.I.: A novel platform for the absolute quantification of proteins based on isotope pattern deconvolution and minimally 13C-labelled peptides. [Poster] 5th Congress of the Spanish Proteomics Society, Barcelona, Spain05.-08.02.2013
Spitzer, P.; Seitz, S.: Electrochemistry at PTB. Battery Lab Factory, TU Braunschweig05.02.2013
2012
Spitzer, P.: How electrochemistry can contribute to battery research. Workshop: Energy storage systems (Energy Materials) New opportunities for metrology: Material science meets electrochemistry, Berlin10.-11.12.2012
Spitzer, P.; Heine, J.: How electrochemistry contributes to battery research at PTB (eingel. Vortrag). TU Berlin, Forschungsseminar " Modere Methoden der analytischen Physik“, Berlin04.12.12
Hauswaldt, A.-L.; Rienitz, O.; Jährling, R.: Auswertung von Standardadditions-Experimenten. Leibniz Universität Hannover12.11.2012
Henrion, A.: Peptide design and molecular origin of disease - EMRP Projekct HLT-10. (invited talk) Joint BAWG/OAWG Workshop “Mass Spectrometry & Molecular Structure Metrology Research Underpinning Development of Bio and Chemical Reference Materials and NMI Measurement Capabilities”, Hong Kong09.11.2012
Noordmann, J.; Rienitz, O.; Schiel, D.: Primary measurements for the quantification of platinum-group elements (PGE) in gas and particulate phase of automotive exhaust emissions. VSL, Delft, The Netherlands06.11.2012
Röhker, K.; Schiel, D.; Rienitz, O.: CCQM-P135 „Anionic impurities in salts (NaCl)“. CCQM-IAWG autumn meeting, Istanbul, Türkei09.-11.10.2012
Feistel, R.; Friend, D.G.; Spitzer, P.:  Cooperation with BIPM (CCQM and CCT). IAPWS annual Meeting, Boulder Colorado, USA01.-05.10.2012
Spitzer,  P.; Seitz, S.; Lago, S. ; Stoica, D.; Mariassy, M.; Clough, R.: Metrology for oceanic salinity and acidification. Status Report September 2012, IAPWS annual Meeting, Boulder Colorado, USA01.-05.10.2012
Spitzer, P.: ENV05 OCEAN, Metrology for oceanic salinity and acidification. Workshop and annual meeting, Berlin24.-25.09.2012
Petrik, P.; Pollakowski, B.; Zakel, S.; Gumprecht, T.; Beckhoff, B.; Lemberger, M.; Labadi, Z.; Baji, Z.; Jank, M.; Nutsch, A: Characterization of ZnO structures by optical and x-ray methods [Poster]. EMRS 2012 FALL MEETING, Warsaw, Poland 17.-21.09.2012
Wolf,  H.;  Heinsch, S.; Spitzer, P.: Density measurements of liquid fuels to determine temperature conversion factors for legal metrology. XX. IMEKo World Congress, Busan, Korea10.-14.09.2012
Seitz, S.; Spitzer, P.; Durbiano, F.; Jensen, H.: Electrolytic conductivity as a quality indicator for bioethanol. Konferenzbeitrag: XX IMEKO World Congress, Metrology for Green Growth, Busan, Republic of Korea10.-14.09.2012
Stoica , D.;  Fisicaro, P.; Spitzer, P.; Adel, B.;  Gonzaga, F.B.; Fraga, I.C.; Borges, P.P.; Maksimov, I.; Asakai, T.; Hioki, A.: Determination op pH values for reference patassium hydrogen phthalate buffer in water-ethanol mixture (mass fraction 50 %). Konferenzbeitrag: XX IMEKO World Congress, Metrology for Green Growth, Busan, Republic of Korea10.-14.09.2012
Zakel, S.; Wundrack, S.; Güttler, B.; Stosch, S.: Double isotope dilution SERS as a validated tool for the metrology of biomarkers. [ Poster], 23rd International Conference on Raman Spectroscopy (ICORS), Bangalore, India12.-17.8.2012
Pramann, A.; Rienitz, O.; Schiel, D.: Molar Mass Status. Workshop on Measurement of the Molar Mass of Silicon for the Determination of the Avogadro Constant. NIST, Washington, USA02.-03.07.2012
Meija, J.;  Mester, Z.; Pramann, A.; Rabb, S.; Rienitz, O.; Schiel, D.; Sturgeon, R.; Turk, G.; Vocke, Jr. R.; Yang, L.: On the Molar Mass of Silicon for a New Avogadro Constant. Conference on Precision Electromagnetic Measurements, Washington, USA01.-06.07.2012
Rienitz, O.; Pramann, A.; Schiel, D.: Molar Mass. CCM Working Group on the Avogadro Constant, CPEM sattellite meeting, Washington, USA28.-29.06.2012
Zakel, Sabine: Traceability in (surface-enhanced) Raman spectrometry for the European Metrology Research Programme. Institut für Anorganische und Analytische Chemie, Johann Wolfgang Goethe-Universität Frankfurt/Main (invited talk)19.06.2012
Güttler, B.: Metrology in chemistry. IGSM Summer School, Warberg, Germany31.05.2012
Swart, C.: Traceable results in medical diagnostic. IGSM Summer School, Warberg, Germany31.05.2012
Pramann, A.; Rienitz, O.; Schiel, D.; Güttler, B.: Avogadro’s number revisited by high resolution ICP-Mass Spectrometry. Bunsentagung 2012, Universität Leipzig [Poster, Vortrag] 17.-19.05.2012
Schiel, D.; Rienitz, O.; Pramann, A.: Progress with mass spectrometry to underpin the Avogadro Constant at PTB: Avogadro project and PTB activities. CCQM Workshop „The Re-definition of the Mole – A new era for chemical metrology”, BIPM, Paris, France 18.04.2012
Spitzer, P.: ENV05 OCEAN Metrology for oceanic salinty and acidification. CCQM Joint Technical Workshop, Paris, France 17.04.2012
Swart, C.; Frank, C.; Goenaga-Infante, H.: Quantification of Se and Fe containing biomolecules using HPLC-ID-ICP-MS (invited talk). Analytica Conference, München 16.-20.04.2012
Pramann, A.; Rienitz, O.; Schiel, D.; Schlote, J.; Güttler, B.; Valkiers, S.: The molar mass of highly enriched silicon – improved uncertainty estimation accounting for correlations. 27th CITAC members meeting, Paris, France 15.04.2012
Seitz S., Wolf H., Spitzer P.: Development of the metrological Basis and practical Implementation of a Density-based Salinity Standard. Tagung Stoffdaten für die Technische Thermodynamik, Universität Rostock 30.03.2012
Güttler, B.; Stosch, R.; Zakel, S.; Yaghobian, F.; Wundrack, S.: Isotope-dilution surface enhanced raman spectroscopy (ID-SERS); a high precision tool for metrologically traceable reference measurements in clinical chemistry. BIT’s 1st Annual conference and Expo of AnalytiX-2012, Beijing International Convention Center, Beijing, China 23.-25.03.2012
Rienitz, O.: Grundlagen der Messunsicherheit gemäß GUM am Beispiel der Quecksilberbestimmung in Oberflächenwasser nahe der WFD EQS. Julius Kühn-Institut, Braunschweig 21.03.2012
Feistel, R.; Spitzer, Petra: Gemeinsame Aktivitäten der IAPWS und des Bureau International des Poids et Mesures BIPM. IAPWS Tagung, Ruhr Universität Bochum 09.03.2012
Swart, C.; Frank, C.; Goenaga-Infante, H.: Quantitative Bestimmung von Se- und Fe-haltigen Biomolekülen mit HPLC-ICP-MS. Agilent ICP-MS Anwendertreffen, Braunschweig 23.02.2012
Spitzer, P.: Seawater pH - Aims of the ENV05 OCEAN Project. IOW Workshop „Seawater pH Measurement“, Warnemünde 24.01.2012
2011

Hauswaldt, A.-L.; Rienitz, O.; Jährling, R.: Standardaddition mit gravimetrischer Präparation und Verwendung eines inneren Standards - Herleiten einer neuen Modellgleichung unter Berücksichtigung der Messunsicherheit des addierten Standards und eines natürlichen inneren Standards. 5. VDI-Fachtagung Messunsicherheit praxisgerecht bestimmen, Erfurt 08.11.2011
Rienitz, O.; Pramann, A.; Hauswaldt, A.-L.: Berücksichtigung von Korrelationen bei der Messung von Isotopenverhätlnissen mit simultaner Detektion. 5. VDI-Fachtagung Messunsicherhet praxisgerecht bestimmen, Erfurt 08.11.2011
Swart, C.; Frank, C.; Goenaga-Infante, H.: Quantitative Bestimmung von Se- und Fe-haltigen Biomolekülen mit HPLC-ICP-MS. Agilent ICP-MS Anwendertreffen, Waldbronn 03.-04.11.2011
Spitzer, P.; Wunderli, S.; Mariassy, M.; Andres, H.; Brunschwig, O.; Schwaller, D.; Adel B.; Bastkowski, F.; Güttler, B.: ISE activity measurements for clinical applications. CCQM autumn meeting, Joint technical  workshop, Standards Australia, Syndey, Australia 03.11.2011
Spitzer, P.; Adel, B.: CCQM-K91: pH of phthalate buffer. CCQM-EAWG  autumn meeting, Syndey, Australia 01.11.2011
Rienitz, O.; Schiel, D.: CCQM-K87 and CCQM-P124 "Mono-elemental Calibration Solutions". CCQM-IAWG autumn meeting, Standards Australia, Syndey, Australia 01.-03.11.2011
Wunderli, S.; Berdat, D.; Andres, H.; Brunschwig, O.; Schwaller, S.; Mariassy, M.; Spitzer, P.;  Adel, B.; Bastkowski, F.; Demuth, C.: Ion activity measurements in water-based mixed electrolyte samples. 6. Conference über Ionenanalyse, CIA 2011, Berlin 26.-28.09.2011
Spitzer, P.; Wunderli, S.: Die metrologische Anwendung der Wasserstoffelektrode. 6. Conference über Ionenanalyse, CIA 2011, Berlin 26.-28. 09.2011
Bastkowski, F.; Spitzer, P.; Eberhardt, R.; Adel, B.; Máriássy, M.; Andres, H.; Berdat, D.; Brunschwig, O.; Wunderli, S.: Comparability and Reliability of Ion Activity Measurement Results. CIA 2011, Berlin [Poster] 26.-28.09.2011
Arsene, C.; Schulze, D.; Henrion, A.: Improved sensitivity in mass spectrometric quantification of serum growth hormone (GH) by amphiphilic conjugation. [Poster] International Symposium of the German Society for Biochemistry and Molecular Biology (GBM), Molecular Life Sciences 2011, Frankfurt 25.-28.09.2011
Cakar, H.; Schulze, D.; Bidlingmaier, M.; Henrion, A.: Identification of antigenic determinants on growth hormone by mass spectrometry [Poster]. International Symposium of the German Society for Biochemistry and Molecular Biology (GBM), Molecular Life Sciences 2011, Frankfurt 25.-28.09.2011
Rienitz, O.: Procedure for evaluating uncertainty according to the GUM. Merck KGaA, Darmstadt 15.07.2011
Rienitz, O.: Einige Gedanken zum ISO Guide 35 - Unsicherheit von Homogenität und Stabilität. Merck KGaA, Darmstadt 15.07.2011
Bastkowski, F.; Spitzer, P.; Eberhardt, R.; Adel, B.; Máriássy, M.; Andres, H.; Berdat, D.; Brunschwig, O.; Wunderli, S.: Comparability and Reliability of Ion Activity Measurement Results [Poster]. Mátrafüred 2011, Dobogókö, Hungary 19.-24.06.2011
Frank, C.; Swart, C.; Rienitz, O.; Schiel, D.: Quantification of Transferrin in Human Blood Serum by exact matching IDMS [Poster]. Third International Symposium on Metallomics, Münster 15.-18.06.2011
Yaghobian, F.: A primary reference method for quantification of biomarkers based on ID-SERS. The Best Young Metrologist of COOMET 2011, Moscow, Russia 16.06.2011
Spitzer, P.; Sommer; K.-D.: The metrological challenge in earth observation. IMEKO MI 2011, Dubrovnik Riviera, Cavtat, Croatia 15.–17.06.2011
Yaghobian, F.; Güttler, B.; Stosch, R.: A primary reference method for the quantification of peptides based on ID-SERS on a Single Chip [Poster]. Nanotech Europe, Budapest, Hungary 31.05.-01.06.2011
Spitzer, P.; Seitz, S.; Bastkowski, F.: Trazabilidad en Mediciones Electroquímicas. SIMPOSIO DE METROLOGÍA EN EL PERÚ, Lima, Peru (invited talk) 19.05.2011
Güttler, B.; Spitzer, P.: Desarrollo de la Metrologia Quimica. SIMPOSIO DE METROLOGÍA EN EL PERÚ, Lima, Peru (invited talk) 19.05.2011
Seitz, S.; Spitzer, P.: SI traceability of electrolytic conductivity measurements in the µS/cm and nS/cm range. Workshop: Kronacher Impedanztage 2011, Bad Staffelstein, 06.05.2011 (invited talk) 06.05.2011
Henrion, A.: Quanitifaction of growth hormone by IDMS. 26th CITAC-Members’ Meeting (Occasion: best paper award), Sèvres, France 10.04.2011
Werhahn, Olav; Nwaboh, Javis A.; Schiel, D.: Metrology meets spectroscopy meets breath analysis? – Intrapulse QCL-spectrometric CO quantification. Conference: Workshop Breath analysis for early disease detection using laser spectroscopy, organized by iMERA-Plus T2.J02 consortium at VSL, Delft (NL) 05.-06.04.2011
Berdat,  D.; Andres; H.; Wunderli, S.; Spitzer, P.; Bastkowski, F.; Mariassy, M.: Traceability of ion activity and glucose measurement results [Poster]. ANACON 2011, Zürich, Switzerland 22.-25.03.2011
Swart, C.; Rienitz, O.; Schiel, D.: Rückführbare Bestimmung von Se-Met in Humanserum [Poster]. Colloquium Analytische Atomspektroskopie (canas `11), Helmholtz-Zentrum für Umweltforschung UFZ, Leipzig 13.-16.03.2011
Frank, C.; Swart, C.; Rienitz, O.; Schiel, D.: Quantifizierung von Transferrin im menschlichen Blutserum mit Exact Matching IDMS [Poster]. Colloquium Analytische Atomspektroskopie (canas `11), Helmholtz-Zentrum für Umweltforschung UFZ, Leipzig 13.-16.03.2011
Hauswaldt, A.-L.; Rienitz, O.; Pramann, A.; Jährling, R.; Schiel, D.: Standard addition – Novel approach to include the Uncertainty associated with the standard [Poster]. Colloquium Analytische Atomspektroskopie (canas `11), Helmholtz-Zentrum für Umweltforschung UFZ, Leipzig 13.-16.03.2011
2010


Güttler, B.; Schiel, D.: Developing Metrological Infrastructures for Monitoring Water Quality in Europe. Symposium “Metrology in Chemistry - Essential for Pollution Control and Climate Change Monitoring”. Singapore Health Sciences Authority (HAS), Singapur, (Invited talk) 03.11.2010
Pramann, A.: Molar Mass of „Si28“: Reassessment of the Avogadro Constant. Institut für Chemie, Humboldt-Universität zu Berlin, Berlin Adlershof, (invited talk) 07.10.2010
Cakar, H.; Diekmann, N.; Arsene, C.G.; Henrion, A.: Quantification of growth hormone in serum using immunocapturing and isotope dilution mass spectrometry. Konferenzbeitrag “7. Jahrestagung der Deutschen Vereinten Gesellschaft für Klinische Chemie und Laboratoriumsmedizin (DGKL)”, Mannheim [Poster] Clinical Chemistry and Laboratory Medicine, 2010 29.09.-02.10.2010
Nwaboh, J.; Werhahn, O. [e Cakar, H.; Diekmann, N.; Arsene, C.G.; Henrion, A.: Quantification of growth hormone in serum using immunocapturing and isotope dilution mass spectrometry. Konferenzbeitrag “7. Jahrestagung der Deutschen Vereinten Gesellschaft für Klinische Chemie und Laboratoriumsmedizin (DGKL)”, Mannheim [Poster] Clinical Chemistry and Laboratory Medicine, 2010 29.09.-02.10.2010
Bastkowski, F.; Spitzer, P.; Adel, B.; Mariassy, M.; Andres, H.; Berdat, D.; Brunschwig, O.; Wunderli, S.: Eine neue Aktivitätsskala für klinisch relevante Ionen. 15. Heiligenstädter Kolloquium, Heilbad Heiligenstadt [Poster] 27.09.-29.09.2010
Sommer, K.-D.; Spitzer, P. : Metrological challenges in earth observation. IMEKO TC-19 Symposium Kosice, Slovakia 08.-10.09.2010
Rienitz, O.; Jährling, R.; Schiel, Detlef; Schlote, J.: Isotope Ratio Measurement using TI-MS: Origin and Authenticity of Bioethanol. 9. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Bundesanstalt für Materialforschung und –prüfung (BAM), Berlin 06.-08.09.2010
Rienitz, O.; Pramann, A.; Mana, G.; Schiel, D.: Calculating K-factors analytically from synthetic isotope mixtures. 9. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Bundesanstalt für Materialforschung und –prüfung (BAM), Berlin [Poster] 06.-08.09.2010
Pramann, A.; Rienitz, O.; Schiel, D.: Molar mass determination using MC-ICP-MS: A novel IDMS concept. 9. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Bundesanstalt für Materialforschung und –prüfung (BAM), Berlin [Poster] 06.-08.09.2010
Swart, C.; Rienitz, O.; Schiel, D.: Novel approach to post column online isotope dilution ICP-MS. 9. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Bundesanstalt für Materialforschung und –prüfung (BAM), Berlin [Poster] 06.-08.09.2010
Nwaboh, J.; Desbois, T.; Werhahn, O.; Schiel, D.: Application of laser spectrometric techniques to “Breath Analysis”. Summer School of Metrology 2010, Burg Warberg, Elm [Poster] 30.08.-02.09.2010
Yaghobian, F.; Stosch, R.; Weimann, T.; Güttler, B.: A Primary Reference Method for Quantification of Clinical Markers Based on ID-SERS. IGSM Summer School of Metrology 2010, Burg Warberg/Elm [Poster] 30.08.-02.09.2010
Yaghobian, F.; Stosch, R.; Weimann, T.; Güttler, B.: ID-SERS Based Reference Method for Quantification of Large Biomolecules on a Single Chip. International Conference on Raman Spectroscopy (ICORS), Boston, USA [Poster] 08.-13.08.2010
Bastkowski, F.: A modified secondary pH measurement setup. 2. pH workshop at DFM, Kopenhagen, Denmark 30.07.–01.08.2010
Spitzer, P.; Seitz, S.: Traceability of salinity. IAPWS Thermophysical Properties of Water and Steam WG. Niagara Falls, Canada 19.-22.07.2010
Spitzer, P.: Metrology for oceanic salinity and acidification - a selected research topic within the European Metrology Research Program. IAPWS Thermophysical Properties of Water and Steam WG, Niagara Falls, Canada 19.-22.07.2010
Feistel, R.; Spitzer, P.: Measurement challenges for global observation systems and climate change monitoring - Report on the BIPM-WMO Workshop. IAPWS Thermophysical Properties of Water and Steam WG, Niagara Falls, Canada 19.-22.07.2010
Güttler, B.: Metrology in chemistry. Lecture series Foundations of Metrology – Methods of Metrology.  International Graduate School of Metrology, Braunschweig, Germany 08.07.2010
Schiel, D.: Ionenchromatographie in der Metrologie in der Chemie. Metrohm Anwenderforum, Hamburg 24.06.2010
Berdat, D.; Wunderli, S.; Brunschwig, O.; Bastkowski, F.; Adel, B; Máriássy, M.; Spitzer, P.; Andres, H.: Determination  of ion activity in physiological solutions for traceable clinical analysis [Poster]. ESEAC 2010, Gijon, Spain 20.-24.06.2010
Pramann, A.; Rienitz, O.; Schiel, D.: Molar Mass Measurement of “Si28”. International Avogadro Coordination meeting at the 27th Conference on Precision Electromagnetic Measurements CPEM, Daejeon, Südkorea 08.-13.06.2010
Nwaboh, J. A.; Werhahn, O.; Schiel, D.: Reflections on laser-spectrometric breath gas analysis: concepts related to metrology. German-Austrian Workshop on Breath Gas Analysis, 07.-09.06.2010, Greifswald 08.06.2010
Nwaboh, J.; Werhahn, O.; [ed.]; Persijn, S.; v.d.Veen, A., Petersen, J. C.; Hald, J.: Spectroscopy within the European iMERA-plus Project "Breath Analysis". German-Austrian Workshop on Breath Gas Analysis, 07.-09.06.2010, Greifswald [Poster] 07.06.2010
Güttler, B.: The Targeted Programme Health in EMRP iMERA-plus. 4th EURAMET General Assembly Symposium on EMRP, Caparica, Portugal (Invited talk) 27.05.2010
Werhahn, O.; Nwaboh, J.: iMERA-plus Breath Analysis:  Work at PTB - experiments and concept documents. iMERA-plus T2.J02, 4th Progress Meeting, PTB, Braunschweig 27.-28.04.2010
Nwaboh, J.; Werhahn, O.: Measurement of amount of CO fractions using pulsed quantum cascade lasers. iMERA-plus T2.J02, 4th Progress Meeting, PTB, Braunschweig 27.-28.04.2010
Schiel, D.; Rienitz, O.; Pramann, A.: Status oft the molar mass measurements at PTB. CCQM Plenary Meeting, BIPM, Paris, France 15.04.2010
Schiel, D.; Güttler, B.; Rienitz, O.; Koch, M.; Borchers, U.: SI-traceable reference values – A convenient and economic approach to enhance the value of drinking water interlaboratory comparisons. The 25th CITAC Members’ Meeting, Laboratoire national de métrologie et d’essais (LNE), Paris, France 11.04.2010
Spitzer, P.; Seitz, S: Traceable salinity measurements (eingel. Vortrag). WMO- BIPM Workshop on Measurement Challenges for Global Observation Systems for Climate Change Monitoring Traceability, Stability and Uncertainty, WMO Headquarters, Genf, Switzerland 30.03.-01.04.2010
Feistel, R.; Spitzer; P.; Seitz, S.: Sea-Salt Composition and Oceanographic salinity scales (eingel. Vortrag). WMO- BIPM Workshop on Measurement Challenges for Global Observation Systems for Climate Change Monitoring Traceability, Stability and Uncertainty, WMO Headquarters, Genf, Switzerland 30.03.-01.04.2010
Pramann, A.; Rienitz, O.; Schiel, D.: Molar Mass Measurement of Silicon Crystals. Joint IAC and NAh meeting at BIPM, Paris, France 29.-30.03.2010
Schiel, D.; Pramann, A.; Rienitz, O.: Data analysis and calibration procedure at PTB. Joint IAC and NAh technical meeting on Si molar-mass measurements, Technische Universität Wien, Atominsitut, Austria 16.-17.03.2010
Pramann, A.; Rienitz, O.; Schiel, D.: Molar Mass Measurement of Silicon Crystals by MC-ICP-Mass Spectrometry: Actual Status. Joint IAC and NAh technical meeting on Si molar-mass measurements, Technische Universität Wien, Atominstitut, Wien, Austria 16.-17.03.2010
Pramann, A.; Rienitz, O.; Schiel, D.: Isotope dilution mass spectrometry at the limit: a novel concept. DPG-Frühjahrstagung 2010, Hannover 08.-12.03.2010
Spitzer, P.: Underpinning Metrology for seawater salinity measurements. METCHEMTC-MC EMRP Workshop, Turin, Italy04.02.2010
Werhahn, O.: Spectrometric Gas Analysis at PTB: running projects (Eingeladener Vortrag). Universität Joseph Fourier, Grenoble, Frankreich 27.01.2010
Swart, C.; Rienitz, O.; Schiel, D.: A primary method to ensure traceability in Se speciation analysis. 2010 Winter Conference on Plasma Spectrochemistry, Fort Myers, Florida, USA, 04.- (Received an outstanding Poster Prize, Cash Award from CEM Corporation) [Poster] 09.01.2010
2009

Yaghobian F.; Stosch, R.: Biocompatible SERS active substrates based on gold nanostructures. International PhD Symposium, Helmholtz ZI, Braunschweig [Poster] 17.12.2009
Nwaboh, J.; Werhahn, O.; Schiel, D.: Amount of substance fraction measurements of gas species using IR-laser spectrometry and its projections for breath analysis. International PhD Symposium, Helmholtz ZI, Braunschweig [Poster] 17.12.2009
Bastkowski, F.; Spitzer, P.; Adel, B.; Eberhardt, R.; Máriássy, M.; Andres, H.-P.; Berdat, D.; Brunschweig, O.; Wunderli; S.: Zuverlässige Bestimmung von Einzelionenaktivitäten. 9. Dresdner Sensor-Symposium, Dresden [Poster] 07.-09.12.2009
Güttler, B.: EURAMET TC-MC presentation on Metrology in Chemistry. 2nd Meeting of the Focus Group on Facilitating National Metrology Infrastructure Development, Sarajevo, Bosnia and Herzegovina (eingel. Vortrag) 03.-04.12.2009
Swart, C. [speaker]; Rienitz, O.: Erfahrungen mit Mikrowellenaufschlusssystemen in der analytischen Praxis. MLS Anwenderseminar, Hannover 23.11.2009
Pramann, A. [speaker]; Rienitz, O.; Schiel, D.: Molar Mass Measurement of Silicon Crystals by MC-ICP-Mass Spectrometry. Joint IAC and NAh technical meeting on Si molar-mass measurements, Pisa, Italy 10.-12.11.2009
Stosch, R. [speaker]; Yaghobian F.: Quantification of large biomolecules using nanostructured materials for signal enhancement. CCQM Bioanalysis & Surface Analysis WG meeting, INMETRO (Xerém), Rio de Janeiro, Brasilien 03.-06.11.2009
Werhahn, O. [speaker]; Nwaboh, J.: Progress at PTB: experimental and documentary status. T2.J02 (iMERA-plus Breath Analysis), 3rd Progress Meeting at LNE-CNAM, Paris, France 29.-30.10. 2009
Yaghobian, F.; Stosch, R.: Biocompatible SERS active substrates based on gold nanostructures with minimum gaps. Tagung "Nanotech Europe", Berlin, Germany 28.-30.09.2009
Swart, C.; Frank, C.; Rienitz, O.: Traceability in elemental speciation analysis: Se and Fe species in human serum (EMRP T2J10). The 12th Workshop on Progress in Analytical Methodologies for Trace Metal Speciation (TRACESPEC 2009), Mainz [poster] 15.-18.09.2009
Rienitz, O.: Isotope dilution mass spectrometry (IDMS). SYKE-PTB workshop, PTB Braunschweig14.09.2009
Feistel, R.; Seitz, S.; Spitzer, P.: SI Traceability and Uncertainty on climate Time-scales. IAPWS-Meeting, Doorwerth, The Netherlands 06.-12.09.2009
Berdat, D.; Brunschwig, O.; Adel, B.; Bastkowski, F.; Wunderli, S.; Mariassy, M.; Spitzer, P.; Andres,, H.: Establisment of an activity scale for clinical applicationa using ion-selective electrodes in a flow system. Swiss Chemical Society Fall Meeting, Lausanne, Swiss [poster] 04.09.2009
Arsene, C.; Henrion, A.: Protein quantification: Determination of human growth hormone from serum by isotope dilution mass spectrometry (IDMS). 18th IMSC - 18th International Mass Spectrometry Conference, Bremen, Germany [poster] 30.08.-04.09.2009
Diekmann, N.; Henrion, A.: Immunocapturing of signature fragments after serum proteolysis as simple and effective means of analyte extraction in quantification of hGH by IDMS. 18th IMSC - 18th International Mass Spectrometry Conference, Bremen, Germany [poster] 30.08.-04.09.2009
Pramann, A.; Rienitz, O.; Schiel, D.: Metrological Determination of the Molar Mass of Silicon Crystals by MC-ICP-Mass Spectrometry. International Mass Spectrometry Conference 2009, Bremen 31.08.2009
Schiel, D. [speaker]; Rienitz, O.; Pramann, A.: New approach fort the measurement of the molar mass of isotopically enrichted 28-Si. IAC Meeting, Grenoble, France 30.08.2009
Güttler, B.: The EURAMET „European Metrology Research Programme - EMRP“ and its Targeted Programme Health. NIST/JCTLM/CCQM Workshop: Measurement and Standards needs for Next Generation Healthcare Delivery, Chicago, USA, (invited talk) 19.07.2009
Tai, S.S.-C.; Welch, M.l J.; Phinney, K. W.; Wise, S., Gollub, C.; Schild, K.; Ohlendorf, R.; Henrion, A.; Mussell, C.; O'Connor, G.: Development of a serum-based standard reference material for hormones. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK [poster] 07.-10.07.2009
Diekmann, N.; Henrion, A.: Immunocapturing as simple and effective means of analyte extraction/preconcentration in quantification of hGH by IDMS of proteolytic fragments. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK [poster] 07.-10.07.2009
O'Connor, G.; Pritchard, C.; Burkitt, W.; Quaglia, M.; Parkes, H.; Henrion, A.; Arsene, C.; Schimmel, H.; Zegers, I.; Hills, A.: Investigating proteomic methods for the traceable value assignment of protein biomarkers. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK 07.-10.07.2009
Arsene, C.; Henrion, A.: Isotope dilution mass spectrometry (IDMS) in protein quantification: A reference method for determination of human growth hormone from serum. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK 07.-10.07.2009
Seitz, S.: Establishment of SI traceability of Practical Salinity in Oceanographic Research. International congress of Metrology, Parise, France, 24.06.2009 24.06.2009
Güttler, B.: Traceable measurements for biospecies and ion activity in clinical chemistry. Congrès international de metrologie, Paris, France (invited talk) 23.06.2009
Stosch, R.: Oberflächenverstärkte Ramanspektroskopie für die Bioanalytik auf nanostrukturierten Substraten. Projektpräsentation BMBF-Forscherverbund OLAS (Organische Laser), LASER World of PHOTONICS, München, Germany (eingel. Vortrag) 18.06.2009
Zakel, S.; Yaghobian, F.; Güttler, B.; Stosch, R.: Surface-Enhanced Raman Scattering (SERS). 248. PTB-Seminar Nanopartikel-Charakterisierung, PTB Braunschweig [Poster], PTB-Bericht: PTB-CP-4, Juli 2009 18.-19.05.2009
Werhahn, O.; Schiel, D.; Stosch, R.; Güttler, B.: Netzwerk Metrologie in der Chemie. 248. PTB-Seminar Nanopartikel-Charakterisierung [Poster] 18.-19.05.2009
Nwaboh, J.; Werhahn, O.: Calibration-free measurement of amount of substance fractions. T2.J02, 2nd progress meeting at DFM, Lyngby, Denmark 06.-07.05.2009
Werhahn, O.; Nwaboh, J.: Progress at PTB: experimental situation and documentary work. T2.J02, 2nd progress meeting at DFM, Lyngby, Denmark 06.-07.05.2009
Stosch, Rainer; ID-SERS: A ratio method for clinical matrix materials based on Raman spectroscopy (invited talk). CCQM workshop on “Frontiers of Traceability in Chem/Bio Measurement and Primary Methods”, Sèvres, Paris, France 22.04.2009
Henrion, A.; O’Connor, G.: Mass spectrometry in biomeasurand design (invited talk). CCQM Workshop on “Frontiers of Traceability in Chem/Bio Measurement and Primary Methods”. Sèvres, Paris, France 22.04.2009
Pramann, Axel: Mass Spectrometric Determination of Isotopic Patterns in Silicon Crystals. Bunsentagung, Köln 22.03.2009
Frank, C.: Einfluss verschiedener Wasserzusammen-setzungen auf die Adsorption und Trennung von Arsenspezies mit SPE. Anacon 2009, HU Berlin [poster] 17.-22.03.2009
Werhahn, O.: European Metrology Project on Breath Gas Analysis (EMRP). 3. Gassensor-Workshop, Fraunhofer Institut für Physikalische Messtechnik (IPM), Freiburg [Poster] 19.03.2009
Henrion, A.: Analytische Referenzmessverfahren in der Klinischen Chemie: Quantifizierung von Wachstumshormon aus Serum mit Isotopenverdünnungs-Massenspektrometrie (IDMS). ANAKON, Jahrestagung der Fachgruppe Analytische Chemie der GDCh, Berlin 17.-20.03.2009
Richter, W.; Rienitz, O.: Übungsbeispiel 7: Titration einer Lösung. Seminar “Praktische Messunsicherheitsbewertung nach GUM“, PTB, Braunschweig 10.-11.03.2009
Richter, W.; Rienitz, O: Übungsbeispiel 8: Verdünnen einer Lösung. Seminar “Praktische Messunsicherheitsbewertung nach GUM“, PTB, Braunschweig 10.-11.03.2009
Pramann, A.: Multicollector-ICP-Mass Spectrometry for Trace Analysis of Silicon Crystals. DPG Frühjahrstagung, Hamburg 04.03.2009
Bastkowski, F.; Adel, B.; Spitzer, P.; Mariassy, M.; Andres, H.; Berdat, D.; Brunschwig, O.; Wunderli, S.: Traceable ion activity values for clinical analytical purposes. CIA 2009, TU Berlin, Germany [Poster] 02.-04.03.2009
Güttler, B.: Metrology in Chemistry in Germany: Strategy, structure, priorities. 7th International Conference on Advances in Metrology (AdMet – 2009), New Delhi, India 18.-20.02.2009
Spitzer, P.: Metrology in Electrochemistry. 7th International Conference on Advances in Metrology (AdMet – 2009), New Delhi, India 18.-20.02.2009
Spitzer, P.: Quantifying salinity gradients for efficient waterpower and drinking water generation.
2009 EURAMET TC-MC meeting, Bucharest, Romnia
02.-06.02.2009
2008

Schiel, D.; Rienitz, O.; Pramann; A.: Measurements of the Molar Mass by means of Isotopic Dilution Mass Spectrometry (IDMS). IAC Meeting, Paris, France 23.11.2008
Güttler, B.: Traceability in Clinical Chemistry in Germany. IMEKO TC8 Workshop on Traceability to support CIPM MRA and other international arrangements, Turin, Italy 06.-07.11.2008
Spitzer, P. [speaker]; Seitz, S.: Electrochemical parameters for quality control in liquid biofuels. METBioful, Strasburg 05.-07.11.2008
Werhahn, O.: Optical spectroscopic methods for gas analysis. iMERA-plus T2.J02, 1st progress meeting. IPQ, Lissabon, Portugal 27.-28.10.2008
Güttler, B.: Primary methods for establishing traceability of chemical measurements to the SI units. Simposio de Metrologia 2008, National Centre of Metrology (CENAM), Queretaro, Mexiko (eingel. Vortrag) 21.-24.10.2008
Stosch, R.; Güttler, B.: Metrology in Chemistry in Germany. VI. International Scientific & Technical Conference on Metrology and Measurement Techniques (Metrology-2008), Kharkov, Ukraine 14.-16.10.2008
Pritzkow, W. [speaker]; Rosner, M.; Vogl, J.; Rienitz, O.; Jährling, R.: Sr-Isotopenmaterial - ist eine neue Zertifizierung erforderlich? 8. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Dresden 17.-19.09.2008
Seitz, S. [speaker]; Spitzer, P.: Improved long term consistency of practical salinity results by traceability to the SI. ICPWS XV Berlin 08.-11.09.2008
Spitzer, P. [speaker]; Seitz, S.: Metrology in Electrochemistry. Chemical Sensors Forum 2008, Uetliberg, Zürich, Schweiz, (eingel. Vortrag) 07.-09.09.2008
Seitz, S. [speaker]; Spitzer, P.: Traceability concepts for reference salinity determination. IAPSO/SCOR WG 127 meeting, Götz, Germany 04.09.2008
Welzel, S.; Werhahn, O.; Koelliker, Delgado J.; Schiel, D.; Mann, Ch.; Wagner, J.; Röpcke, J.: On the accuracy of calibration free gas concentration measurements using pulsed QCL. Konferenz: 3rd International Workshop on Infrared Plasma Spectroscopy (IPS 2000), Greifswald, Germany [poster] 24.07.2008
Henrion, A.: Quantitative Organic Analysis. Methods aiming at maximum reliability, accuracy and information on samples. BIPM Metrology Summer School 2008, Sèvres, France, 29.06.-11.07.2008 (eingel. Vortrag) 02.07.2008
Güttler, B.: “Chemical” participation in iMERA-plus: Project T2.J10 - Traceable measurements for biospecies and ion activity in clinical chemistry. Marseille, Frankreich ,2nd EURAMET General Assembly 03.06.2008
Güttler, B.: Establishment and activities of EURAMET TC-MC. 24th EURACHEM General Assembly, Athen, Griechenland 23.05.2008
Rienitz, O.: Procedure for evaluating uncertainty according to the GUM. Euramet Project 924 meeting & workshop, PTB, Braunschweig 10.04.2008
Rienitz, O.: Estimating the uncertainty of the mercury mass concentration in a surface water sample - a "bottom-up" example. Euramet Project 924 meeting & workshop, PTB, Braunschweig 10.04.2008
Werhahn, O.: Progress in the development of optical spectroscopic methods for gas analysis.
CCQM-GAWG, Paris-Sevres, Frankreich, (eingeladener Vortrag). Folien online verfügbar.
31.03./01.04.2008
Rienitz, O.: Determination of the molar mass of enriched 28SI - a novel approach using IDMS. iMERA+ TP1 NAH Kick-off meeting, PTB, Braunschweig 14.03.2008
Güttler, B.: Metrologie in der Chemie. Kolloquium des Institutes für Lebensmittelsicherheit, Universität Braunschweig 25.01.2008
2007

Seitz, S. [speaker]; Spitzer, P.: Rückführbarkeit der praktischen Salinität auf das SI. Kolloquium am Leibnitz Institut für Ostseeforschung (IOW), Rostock (eingel. Vortrag) 04.12.2007
Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007 21.11.2007
Rienitz, O.: Standardaddition. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007 21.11.2007
Henrion, A.: Grundlagen der Statistik. DIN-Seminar: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien. Beuth-Verlag, Berlin, 20.-21.11.2007 21.11.2007
Rienitz, O.: Berechnungsverfahren nach GUM. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007 20.11.2007
Jährling, R.; Rienitz, O.; Schiel, D.: Quecksilberbestimmung mit Isotopenverdünnung und Kaltdampftechnik im pg/g-Bereich. HR-ICP-MS User Meeting, Bremen 25.-26.10.2007
Rienitz, O.: MC-ICP-MS as a powerful tool to measure monoelemental standard solutions. CCQM IAWG Workshop on Metrological Applications of Multicollector Mass Spectrometry, NIST Hollings Marine Laboratory, Charleston, South Carolina, USA, 03.10.2007 03.10.2007
Sommer, K.-D. [speaker]; Seitz, S.; Spitzer, P.: Measurement uncertainty in interlaboratory comparisons of seawater conductivity samples. 230. PTB Seminar: Conductivity and Salinity, Braunschweig 13.-14.09.2007 13.09.2007
Seitz, S. [speaker]; Spitzer, P.: Traceable measurement of conductivity and its relation to salinity. 230. PTB Seminar: Conductivity and Salinity, Braunschweig. 13.-14.09.2007 13.09.2007
Lott, S. [speaker], Henrion, A., Güttler, B., Aderjan, R.: Development of an Isotope-Dilution LC/MS-MS method for quantitative detection of THC-glucuronide in urine of cannabis consumers. TIAFT2007, Seattle, USA, 26.-30. August 2007 28.08.2007
Spitzer, P.: Uncertainty of conductivity measurements. IAPWS working Group: Thermophysical Properties of Water and Steam, Workshop on Properties of Seawater, Luzern, Switzerland, (eingeladener Vortrag) 28.08.2007
Breuel, U. [speaker]; Werner, B.; Spitzer, P.; Jensen, H.D.: Experiences with novel secondary conductivity sensors within the German Calibration Service (DKD). 2007 NCSL Workshop & Symposium, Saint Paul River Center, Saint Paul, Minnesota29.07.-02.08.2007
Werhahn, O.: Laserspektrometrie: Potenziale für die Metrologie in der Gasanalytik. Physikalisch-Chemischen Institut der Rubrechts-Karls-Universität Heidelberg (PCI) (eingeladener Vortrag) 15.06.2007
Güttler, B.: A National Network for Metrology in Chemistry in Germany. International Seminar on Metrology, Instituto Nacional de Normalización (INN), Santiago de Chile, 04.-08.06.2007 (eingel. Vortrag) 04.-08.06.2007
Spitzer, P.: Conductivity and Salinity, Results of the EUROMET project 918. SCOR/IAPSO WG 127 on the Thermodynamics and Equation of State of Sea water, Reggio, Italy (eingel. Vortrag) 08.05.2007
Henrion, A.: Traceability in chemistry - key comparisons, pilot study on CAP in milk. CRL-Workshop 2007: Benzimidazoles and Other Analytical and Statistical Issues, Bundesamt für Verbraucherschutz und Lebensmittelsicherheit (BVL) Berlin (eingel. Vortrag) 24.04.2007
Schiel, D.: Rückführbarkeit von Ringversuchsergebnissen, Teil 1: Möglichkeiten der praktischen Realisierung. Jahrestagung 2006/2007 der "Analytischen Qualitätssicherung Baden-Württemberg", Stuttgart 15.03.2007
Rienitz, O.: Rückführbarkeit von Ringversuchsergebnissen, Teil 2: Möglichkeiten der praktischen Realisierung. Jahrestagung 2006/2007 der "Analytischen Qualitätssicherung Baden-Württemberg", Stuttgart 15.03.2007
Rienitz, O.: Rückführbarkeit von Ringversuchsergebnissen. Jahrestagung 2006/2007 der "Analytischen Qualitätssicherung Baden-Württemberg", Stuttgart 15.03.2007
2006

Werhahn, O.; Koelliker, J.; Schiel, D.: IR-Laserspektrometrie für die Gasanalytik: Ein potenzielles Primärverfahren. 226. PTB-Seminar 22.-23.11.2006
Spitzer, P.: Comparable electrochemical measurements by metrological traceability. Workshop on "Traceability of chemical measurement and its application in the analysis of food and environment". NMI, Peking, China 19.10.2006
Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien, Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar S 242-012, Beuth-Verlag, Berlin 18.10.2006
Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien, Standardaddition. DIN-Seminar S 242-012, Beuth-Verlag, Berlin 18.10.2006
Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien. Berechnungsverfahren nach GUM. DIN-Seminar S 242-012, Beuth-Verlag, Berlin 17.10.2006
Güttler, B.: Designation of expert institutes in metrology in chemistry in Germany. Workshop on "Criteria for the Designation of the Expert Laboratory"; Institute of Analytical Chemistry Training Building, Bangkok, Thailand 16.10.2006
Güttler, B.: Traceability structures for chemical measurements in Germany. Seminar: Food savety and competitiveness, and the need for metrology in chemistry; Philippine Metrology, Standards, Testing and Quality, Inc. (MSTQ), Manila, Phillippinen 12.10.2006
O'Connor, G. [speaker]; Burkitt, W.; Arsene, C.; Henrion, A.; Bunk, D.: The Feasibility of Accurate Protein Quantification by Isotope Dilution Mass Spectrometry of Proteolytic Peptides. 17th International Mass Spectrometry Conference, Prag, Czech Republic 27.08.
-01.09.2006
Werhahn, O.: Gas analysis with quantum cascade lasers. Eingeladener Vortrag am 13.07.06, CCQM-GAWG Workshop "Spectroscopy as a potential primary method for gas analysis", Politecnico di Torino, Departimento di Scienza dei Materiali e Ingegneria Chimica, Turin, Italien 12.-13.07.2006
Spitzer, P. [speaker]; Rossi, B.; Gaignet, Y.; Mabic, St.; Sudmeier, U.; Eberhardt, R.; Xiaoping, S.: Advances in conductivity measurement for high purity water. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA 04.05.2006
Rienitz, O.; Schiel, D. [speaker]; Matschat, R.; Kipphardt, H.: Establishing a traceability system for elemental analysis. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA 01.05.2006
Stosch, R. [speaker]; Henrion, A.; Schiel, D.; Güttler, B.: ID-SERS: A novel primary ratio method based on raman spectroscopy for the quantitative determination of analytes in clinical matrix-materials. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA 01.05.2006
Arsene, C.; Henrion, A. [speaker]; Burkitt, W.; O'Connor, G.; Bunk, D.: Protein quantification by isotope dilution mass spectrometry of proteolytic fragments. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA 01.05.2006
Güttler, B.: Traceability in Chemistry. CRL-Workshop 2006 "Analytical and Statistical Issues" des Bundesamtes für Verbraucherschutz und Lebensmittelsicherheit (BVL), Berlin 25.04.2006
Henrion, A.: Grundlagen der Statistik. DIN-Seminar 242-011, Berlin 31.03.2006
Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar 242-011, Berlin 21.03.2006
Güttler, B.: Metrologisches Netzwerk in Deutschland. Workshop "Rückführung chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin 14.-15.03.2006
Rienitz, O. [speaker]; Borchers, U.: Rückgeführte Referenzwerte für Vergleichsmessungen in der Trinkwasseranalytik - Erste Erfahrungen. Workshop "Rückführung Chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin 14.-15.03.2006
Schiel, D.: Metrologie in der Chemie - Metrologisches Rückführungskonzept. Workshop "Rückführung chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin 14.-15.03.2006
Camoes, M.F.; Spitzer, P.; Bühler, H.; Mariassy, M.; Meinrath, G. [speaker]; Pratt, K.; Rivier, C.: Tracability of pH in a metrological context. International APAT - IUPAC Workshop on the role of (metrological) traceability and (measurement) uncertainty for comparing analytical results, Rom, Italien 06.-08.03.2006
Spitzer, P.; Giera, J.; Haas, U.: The limitation in the traceable measurement of pH. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig 06.-10.03.2006
Spitzer, P.; Sudmeier, U.; Eberhardt, R.: How to measure electrolytic conductivity. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig 06.-10.03.2006
Haas, U.: How to derive secondary reference buffer solutions for pH - The differential cell. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig 06.-10.03.2006
Güttler, B: Traceability structures for chemical measurements in Germany. International Symposium on Metrology in Chemistry, Shah Alam (Malaysia) 20.-21.02.2006
Güttler, B.: Beispiele metrologischer Rückführungen für die Chemie in Deutschland. Fachtagung 2006 (09.-10.02.2006), Bundesamtes für Verbraucherschutz und Lebensmittelsicherheit (BVL) Berlin 09.02.2006
2005

Schiel, D.: Traceability system for element solutions. PTB/BAM-Workshop on "Traceability to the SI and dissemination to the user", Bessy, Berlin 21.10.2005
Spitzer, P.: Traceability in conductivity measurements. CCQM, IAWG/EAWG Workshop: Traceability to the SI and dissemination to the user, Berlin 21.10.2005
Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar 242-010, Berlin 11.10.2005
Henrion, A.: Grundlagen der Statistik. DIN-Seminar 242-010, Berlin 11.10.2005
Güttler, B.: Metrology and laboratory medicine. Meeting of NMI and other laboratory directors from member states of the metre convention and associates of the CGPM, BIPM, Paris (Frankreich) 30.09.2005
Spitzer, P.: Rückführung auf nationale Normale - Anforderungen und Realisierung an Beispielen. Seminar Qualitätssicherung in der Analytik. ApplSystem, Berlin 29.09.2005
Güttler, B.: The German system for dissemination of traceability in chemistry. Seminar Traceability and confidence in chemical measurements, Department of Industry and Trade, Oslo (Norwegen) 15.09.2005
Güttler, B.: Traceability structure for Chemical Measurements in Germany. International Week of Chemical Metrology, Lima (Peru) 20.-24.06.2005
Spitzer, P.: pH Measurements of Aqueous Solutions. SIM Workshop, Lima (Peru) 23.06.2005
Henrion, A.: IDMS in Clinical Chemistry - Potential and Applications. Spring Meeting Clinical Chemistry. Luleå (Sweden) 25.-27.05.2005
Spitzer, P.: Rückführung auf nationale Normale am Beispiel pH und Leitfähigkeitsmessungen. Seminar Qualitätsmanagement im Labor. APPL-System, Berlin 28.04.2005
Bunk, D. [speaker]; O'Connor, G.; Henrion, A.: The Metrology of Protein Measurements. CCQM Workshop on New Challenges for the development of Primary or Higher Order Measurement Methods and Procedures for Physiologically-Significant Molecules, Paris (Frankreich), BIPM 13.04.2005
Werhahn, O.; Koelliker Delgado, J; Schiel, D.: Gasanalytik mit Quantenkaskadenlasern. Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Berlin 05.-08.03.2005
Spitzer, P. [speaker]; Sudmeier, U.; Eberhardt, R.: Calibration of low conductivity measuring instruments. METCHEM-Meeting, Madrid (Spanien) 16.02.2005