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448 results:
  • 21. TWI Publications  
    Date: 07.06.2019
    Percental score: 9 %
    Selected References: [1]    I. Fortmeier,  M. Stavridis, A. Wiegmann, M. Schulz, W. Osten, C. Elster, Evaluation of absolute form measurements using a tilted-wave interferometer,  
  • 22. Travel and hotel information 2019  
    Date: 24.06.2019
    Percental score: 6 %
    Travel and hotel information 2019 Travel and Hotel Information Physikalisch-Technische Bundesanstalt (PTB) Bundesallee 100, 38116 Braunschweig, Germany Directions to the PTB Connection from Airport  
  • 23. Transmissionsmodus im REM (TSEM, STEM-in-SEM)  
    Date: 25.09.2023
    Percental score: 13 %
    Transmissionsmodus im REM (TSEM, STEM-in-SEM) Dr. Tobias Klein Physikalisch-Technische Bundesanstalt 5.24 Elektronenmikroskopie Bundesallee 100 38116 Braunschweig tobias.klein@ptb.de (0531)  
  • 24. Transmissionsmodus im REM (TSEM, STEM-in-SEM)  
    Date: 25.09.2023
    Percental score: 12 %
    Transmissionsmodus im REM (TSEM, STEM-in-SEM) Iris Weidner Physikalisch-Technische Bundesanstalt 5.24 Elektronenmikroskopie 38116 Braunschweig iris.weidner@ptb.de (0531) 592-5201 (0531) 592-5205  
  • 25. Traceable particle size measurements of non-spherical nanoparticles  
    Date: 23.05.2022
    Percental score: 8 %
    Small-angle X-ray scattering (SAXS) is ideally suited for the traceable determination of the size or size distribution of nanoparticles. At PTB, monochromatized X-rays from the four-crystal  
  • 26. Traceability of photometric absorbance values for the accurate determination of the total haemoglobin concentration in blood  
    Date: 28.11.2013
    Percental score: 5 %
    One of the analytes that is most frequently measured in laboratory medicine is the total haemoglobin concentration (Hb) in blood. It is based on transforming (by means of appropriate conversion  
  • 27. Touring exhibition on Hermann von Helmholtz  
    Date: 13.06.1997
    Percental score: 7 %
    This year it is 50 years since the Physikalisch-Technische Bundesanstalt (PTB) was established in Braunschweig. On this occasion, a series of events will be held from July 3 to 5, 1997. On July 3,  
  • 28. Total reflection X-Ray Fluorescence (TXRF)  
    Date: 02.10.2018
    Percental score: 13 %
    Total reflection X-Ray Fluorescence (TXRF) Dr. Burkhard Beckhoff Physikalisch-Technische Bundesanstalt 7.24 Röntgenspektrometrie Abbestraße 2–12 10587 Berlin burkhard.beckhoff@ptb.de (030)  
  • 29. Tilted-Wave Interferometer (TWI) as Example for Hand-in-Hand Calibration of Real and Virtual Experiments  
    Date: 06.11.2020
    Percental score: 5 %
    The optical industry uses aspheres and free-form surfaces in modern optical systems, which, however, place very high demands on metrology. Optical measurement techniques have a prominent role to play  
  • 30. THz Activities  
    Date: 02.10.2018
    Percental score: 15 %
    THz Activities Dr. Burkhard Beckhoff Physikalisch-Technische Bundesanstalt 7.24 Röntgenspektrometrie Abbestraße 2–12 10587 Berlin burkhard.beckhoff@ptb.de (030) 3481-7170  
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