H. Tian, "Development of RF power dividers for highly integrated circuits of AC Josephson voltage standards", in "Berichte aus dem Institut für Elektrische Messtechnik und Grundlagen der Elektrotechnik: 77", Dissertation, TU Braunschweig, Mensch und Buch Verlag, 2022, 1-127. (doi:10.24355/dbbs.084-202211081346-0) 

S.K. Tolpygo, T. Schurig, and J. Kohlmann, "Processing and manufacture of Josephson junctions: low-Tc", in "Handbook of Superconductivity: Processing and Cryogenics, Volume Two (2nd edition)", D.A. Cardwell, D.C. Larbalestier, A. Braginski (Eds.), CRC Press, (2021) 403-424. (doi:10.1201/9780429183027)

H. Tian, O. Kieler, R. Behr, R.-W. Gerdau, K. Kuhlmann, and J. Kohlmann, "Investigation of broadband Wilkinson power dividers for pulse-driven Josephson voltage standards", IEEE Trans. Appl. Supercond. 31 (2021) 1100305 (5 pp). (doi:10.1109/TASC.2021.3055161)

O. Kieler, R. Wendisch, R.-W. Gerdau, T. Weimann, J. Kohlmann, and R. Behr, "Stacked Josephson junction arrays for the pulse-driven AC Josephson voltage standard", IEEE Trans. Appl. Supercond. 31 (2021) 1100705 (5 pp). (doi:10.1109/TASC.2021.3060678)

H. Tian, O. Kieler, R. Behr, R. Wendisch, R.-W. Gerdau, K. Kuhlmann, and J. Kohlmann, "Development of RF power dividers for the Josephson arbitrary waveform synthesizer", IEEE Trans. Appl. Supercond. 30 (2020) 1100105 (5 pp). (doi:10.1109/TASC.2020.2970216)

E. Bardalen, B. Karlsen, H. Malmbekk, O. Kieler, M. Nadeem Akram, and P. Ohlckers, "Packaging and demonstration of optical-fiber-coupled photodiode array for operation at 4 K", IEEE Trans. Compon. Packag. Manuf. Technol. 7 (2017) 1395-1401. (doi:10.1109/TCPMT.2017.2699485)

J. Kohlmann, "Application to Josephson voltage standards", in "Josephson junctions: history, devices, and applications", E. Wolf, G. Arnold, M. Gurvich, J. Zasadzinski (Eds.), Pan Stanford Publishing, (2017) 359-377.

R. Lapuh, B. Voljč, M.Lindič, and O.F.O. Kieler, "Keysight 3458A noise performance in DCV sampling mode", IEEE Trans. Instrum. Meas. 66 (2017) 1089-1094. (doi:10.1109/TIM.2017.2681238)

H.E. van den Brom, O.F.O. Kieler, S. Bauer, and E. Houtzager, "AC-DC calibrations with a pulse-driven AC Josephson voltage standard operated in a small cryostat", IEEE Trans. Instrum. Meas. 66 (2017) 1391-1396. (doi:10.1109/TIM.2017.2662381)

O.F.O. Kieler, "Pulsgetriebenes AC-Josephson-Spannungsnormal - Josephson Arbitrary Waveform Synthesizer", PTB-Bericht PTB-E-109; Dissertation, TU Ilmenau, 2017, 142 Seiten (in German). (Schünemann Verlag)

J. Kohlmann and O. Kieler, "Fertigungstechnologie für praxistaugliche Josephson-Spannungsnormale", PTB-Mitteilungen 126 (2016) Heft 3, 7-14 (in German). (doi:10.7795/310.20160302)

O. Kieler, "Das pulsgetriebene AC-Josephson-Spannungsnormal", PTB-Mitteilungen 126 (2016) Heft 3, 25-32 (in German). (doi:10.7795/310.20160304)

R. Behr, O. Kieler, J. Lee, S. Bauer, L. Palafox, and J. Kohlmann, "Direct comparison of a 1 V Josephson arbitrary waveform synthesizer and an ac quantum voltmeter," Metrologia 52 (2015) 528-537. (doi:10.1088/0026-1394/52/4/528)

O.F. Kieler, R. Behr, R. Wendisch, S. Bauer, L. Palafox, and J. Kohlmann, "Towards a 1 V Josephson Arbitrary Waveform Synthesizer", IEEE Trans. Appl. Supercond. 25 (2015) 1400305 (5 pp). (doi:10.1109/TASC.2014.2366916)

J. Kohlmann, "Quantum Standards for Voltage", in "Applied Superconductivity: Handbook on Devices and Applications", P. Seidel (Ed.), Wiley-VCH, (2015) 807-827.
also: in "Encyclopedia of Applied Physics, online edition", Wiley-VCH, (2016) EAP797 (23 pp). (doi:10.1002/3527600434.eap797)

F. Müller, T. Scheller, J. Lee, R. Behr, L. Palafox, M. Schubert, and J. Kohlmann, "Microwave design and performance of PTB 10 V circuits for the programmable Josephson voltage standard", World J. Condens. Matter Phys. 4 (2014) 107-122. (doi:10.4236/wjcmp.2013.34031)

T. Scheller, "Electrical properties of Josephson junctions with Nb_xSi_1-x barriers customised for AC voltage standard applications", Dissertation, Jena, 2014, 1-110. (Cuvillier Verlag).

O.F.O. Kieler, T. Scheller, and J. Kohlmann, “Cryocooler operation of a pulse-driven AC Josephson voltage standard at PTB”, World J. Condens. Matter Phys. 3 (2013) 189-193. (doi:10.4236/wjcmp.2013.34031)

F. Müller, T. Scheller, R. Wendisch, R. Behr, O. Kieler, L. Palafox, and J. Kohlmann, "NbSi barrier junctions tuned for metrological applications up to 70 GHz: 20 V arrays for programmable Josephson voltage standards", IEEE Trans. Appl. Supercond. 23 (2013) 1101005 (5 pp). (doi:10.1109/TASC.2012.2235895) 

O.F. Kieler, R. Behr, D. Schleussner, L. Palafox, and J. Kohlmann, "Precision comparison of sine waveforms with pulse-driven Josephson arrays", IEEE Trans. Appl. Supercond. 23 (2013) 1301404 (4 pp). (doi:10.1109/TASC.2013.2237817)

R. Behr, O.F.O. Kieler, D. Schleußner, L. Palafox, and F.-J. Ahlers, "Combining Josephson systems for spectrally pure AC waveforms with large amplitudes", IEEE Trans. Instrum. Meas. 62 (2013) 1634-1639. (doi:10.1109/TIM.2013.2238433)

R. Behr, O. Kieler, J. Kohlmann, F. Müller, and L. Palafox, "Development and metrological applications of Josephson arrays at PTB", Meas. Sci. Technol. 23 (2012) 124002 (19 pp). (doi:10.1088/0957-0233/23/12/124002)

T. Scheller, F. Müller, R. Wendisch, O. Kieler, K. Störr, T. Weimann, B. Egeling, L. Palafox, R. Behr, and J. Kohlmann, "SNS junctions for AC Josephson voltage standards", Physics Procedia 36 (2012) 48-52. (doi:10.1016/j.phpro.2012.06.128)

J. Kohlmann and R. Behr, "Development of Josephson voltage standards", in: Superconductivity - Theory and Applications, Assoc. Adir Moysés Luiz (Ed.), ISBN: 978-953-307-151-0, InTech (2011) 239-260.  (Available from: http://www.intechopen.com/articles/show/title/development-of-josephson-voltage-standards)

M. Schubert, S. Anders, E. Haertel, G. Wende, R. Hähle, L. Fritzsch, M. Starkloff, U. Springborn, F. Müller, J. Kohlmann, and H.-G. Meyer, "Microwave properties of microstrip line circuits used for Josephson voltage standard arrays at 70 GHz", Supercond. Sci. Technol. 24 (2011) 085006 (6 pp).  (doi:10.1088/0953-2048/24/8/085006)

J. Kohlmann, "Programmable Josephson voltage standards: from DC to AC”, in “100 Years of Superconductivity", H. Rogalla and P. Kes (Eds.), Taylor & Francis, (2011) 540-545.

S. Anders et al., "European roadmap on superconductive electronics – status and per­spectives", Physica C 470 (2010) 2079-2126. (doi:10.1016/j.physc.2010.07.005)

F. Mueller, R. Behr, T. Weimann, L. Palafox, D. Olaya, P.D. Dresselhaus, and S.P. Benz, "1 V and 10 V SNS programmable voltage standards for 70 GHz", IEEE Trans. Appl. Supercond. 19 (2009) 981-986.  (doi:10.1109/TASC.2009.2017911)

O.F. Kieler, R. Iuzzolino, and J. Kohlmann, "Sub-µm SNS Josephson junction arrays for the Josephson arbitrary waveform synthesizer", IEEE Trans. Appl. Super­cond. 19 (2009) 230-233.  (doi:10.1109/TASC.2009.2019283)

J. Kohlmann, O.F. Kieler, R. Iuzzolino, J. Lee, R. Behr, B. Egeling, and F. Müller, "Development and investigation of SNS Josephson arrays for the Josephson Arbitrary Waveform Synthesizer (JAWS)", IEEE Trans. Instrum. Meas. 58 (2009) 797-802.  (doi:10.1109/TIM.2008.2007033)

O.F. Kieler, J. Kohlmann, and F. Müller, "Improved design of SNS Josephson junction series arrays for an AC Josephson voltage standard", Supercond. Sci. Technol. 20 (2007) S318-S322. (doi:10.1088/0953-2048/20/11/S04) 

O.F. Kieler, J. Kohlmann, R. Behr, F. Müller, L. Palafox, and J. Niemeyer, "SNS Josephson junction series arrays for the Josephson arbitrary waveform synthesizer", IEEE Trans. Appl. Supercond. 17 (2007) 187-190. (doi:10.1109/TASC.2007.898652)

F. Müller, R. Behr, L. Palafox, J. Kohlmann, R. Wendisch, and I. Krasnopolin, "Improved 10 V SINIS series arrays for applications in AC voltage metrology", IEEE Trans. Appl. Supercond. 17 (2007) 649-652. (doi:10.1109/TASC.2007.898736)

H.E. van den Brom, E. Houtzager, O. Chevtchenko, G. Wende, M. Schubert, T. May, H.-G. Meyer, O. Kieler, and J. Kohlmann, "Synthesis of sinusoidal signals with a Josephson arbitrary waveform synthesizer", Supercond. Sci. Technol. 20 (2007), 413-417. (doi:10.1088/0953-2048/20/5/001)

J. Kohlmann, F. Müller, O. Kieler, R. Behr, L. Palafox, M. Kahmann, and J. Niemeyer, "Josephson series arrays for programmable 10-V SINIS Josephson voltage standards and for Josephson arbitrary waveform synthesizers based on SNS junctions", IEEE Trans. Instrum. Meas. 56 (2007) 472-475.   (doi:10.1109/TIM.2007.891077)

D. Hagedorn, O. Kieler, R. Dolata, R. Behr, F. Müller, J. Kohlmann, and J. Niemeyer, "Modified fabrication of planar sub-µm superconductor-normal metal-superconductor Josephson junctions for use in a Josephson Arbitrary Waveform Synthesizer", Supercond. Sci. Techn. 19 (2006) 294-298.   (doi:10.1088/0953-2048/19/4/009)

J. Kohlmann, F. Müller, R. Behr, D. Hagedorn, O. Kieler, L. Palafox, and J. Niemeyer, "Josephson junction series arrays for synthesis of AC and arbitrary waveforms", J. Phys.: Conf. Ser. 43 (2006) 1385-1388.   (doi:10.1088/1742-6596/43/1/339)

J. Kohlmann, F. Müller, R. Behr, D. Hagedorn, and J. Niemeyer, "SINIS junction series arrays for the Josephson arbitrary waveform synthesiser", IEEE Trans. Appl. Supercond. 15 (2005) 121-124.   (doi:10.1109/TASC.2005.849709)

O.A. Chevtchenko, H.E. van den Brom, E. Houtzager, R. Behr, J. Kohlmann, J.M. Williams, T.J.B.M. Janssen, L. Palafox, D.A. Humphreys, F. Piquemal, S. Djordjevic, O. Monnoye, A. Poletaeff, R. Lapuh, K.-E. Rydler, and G. Eklund, "Realisation of a quantum standard for AC voltage: Overview of a European research project", IEEE Trans. Instrum. Meas. 54 (2005) 628-631.   (doi:10.1109/TIM.2004.843078)

R. Behr, M. Schubert, and T. May, "Accuracy of a cryocooler-based programmable Josephson voltage standard", IEEE Trans. Instrum. Meas. 53 (2004) 822-825.   (doi:10.1109/TIM.2004.827068)

J.M. Williams, T.J.B.M. Janssen, L. Palafox, D.A. Humphreys, R. Behr, J. Kohlmann, and F. Müller, "The simulation and measurement of the response of Josephson junctions to optoelectronically generated short pulses", Supercond. Sci. Technol. 17 (2004) 815-818.   (doi:10.1088/0953-2048/17/6/014)

K.-T. Kim, R. Behr, and F. Müller, "Margins of junction parameter spread for non-hysteretic Josephson junction arrays", Supercond. Sci. Technol. 16 (2003) 1344-1348.

A. Katkov, R. Behr, G. Telitchenko, and J. Niemeyer, "VNIIM-PTB comparison using a portable Josephson voltage standard", Metrologia 40 (2003) 89-92.

J. Kohlmann, R. Behr, M.I. Khabipov, F. Müller, D. Balashov, T. Funck, F.-Im. Buchholz, and J. Niemeyer, "Anwendungen des Quantenvoltmeters in der Präzisionsmesstechnik", Supraleitung und Tieftemperaturtechnik 2003, VDI-Verlag, Düsseldorf (2003). (In German)

H.-G. Meyer, H. Hofmeister, J. Kohlmann, A. Klushin, G. Thummes, M. Siegel, and J. Niemeyer, "Vom Josephson-Spannungsnormal zum Quantenvoltmeter - Die Quantenmeßtechnik auf dem Weg zu einer breiten technischen Anwendung", Supraleitung und Tieftemperaturtechnik 2003, VDI-Verlag, Düsseldorf (2003). (In German)

J. Kohlmann, R. Behr and T. Funck, "Josephson voltage standards", Meas. Sci. Techn., 14 (2003) 1216-1228.

J. Kohlmann, M.I. Khabipov, R. Behr, H. Schulze, F. Müller, O. Kieler, D. Balashov, T. Funck, F.-Im. Buchholz, and J. Niemeyer, "Untersuchungen von integrierten Schaltkreisen und Messsystemen für das Quantenvoltmeters - Bericht über das BMBF-Vorhaben 13N7494", PTB-Bericht E-80 (2002) 1-75. (In German)

G. Wende, M. Schubert, T. May, L. Fritzsch, H.-G. Meyer, G. Thummes, Y. Kücükkaplan, L. M. Qiu, J. Kohlmann, J. Niemeyer, H. Hofmeister, and J. Scheerer, "Josephson voltage standard circuit operation with a pulse tube cooler", IEEE Trans. Appl. Supercond., 13 (2003) 915-918.

J.-P. Lo-Hive, F. Piquemal, R. Behr, C. Burroughs, and H. Seppä, "Characterisation of binary Josephson series arrays of different types at BNM-LNE and comparisons with conventional SIS arrays", IEEE Trans. Instrum. Meas. 52 (2003) 516-520.

R. Behr, T. Funck, B. Schumacher, and P. Warnecke, "Measuring resistance standards in terms of the quantised Hall resistance with a dual Josephson voltage standard using SINIS Josephson arrays", IEEE Trans. Instrum. Meas. 52 (2003) 521-523.

R. Behr, J. Kohlmann, T. J. B. M. Janssen, P. Kleinschmidt, J. M. Williams, S. Djordjevic, J.-P. Lo-Hive, F. Piquemal, P. O. Hetland, D. Reymann, G. Eklund, Ch. Hof, B. Jeanneret, O. Chevtchenko, E. Houtzager, H. v. d. Brom, A. Sosso, D. Andreone, J. Nissilä, and P. Helistö, "Analysis of different measurement set-ups for a programmable Josephson voltage standard", IEEE Trans. Instrum. Meas. 52 (2003) 524-528.

R. Behr, F. Müller and J. Kohlmann, "Josephson junction arrays for voltage standards", in "Studies of Josephson junction arrays", Vol. 2, (Studies of high temperature superconductors: 40), A.V. Narlikar, Nova Science Publ.: Huntington, NY, (2002), 155-184.

O. Kieler, R. Behr, F. Müller, H. Schulze, J. Kohlmann, and J. Niemeyer, "Improved 1 V programmable Josephson voltage standard using SINIS junctions," Physica C 372-376 (2002) 309-311.

I.Y. Krasnopolin, R. Behr and J. Niemeyer, "Highly precise comparison of Nb/Al/AlO_x/Al/AlO_x/Al/Nb Josephson junction arrays using a SQUID as a null-detector", Supercond. Sci. Technol. 15 (2002), 1034-1036.

A.M. Klushin, R. Behr, K. Numssen, M. Siegel, and J. Niemeyer, "Accurate measurements of quantum voltage steps on arrays of bicrystal Josephson junctions", Appl. Phys. Lett. 80 (2002), 1972-1974.

P. Kleinschmidt, P. Patel, J. M. Williams, T.J.B.M. Janssen, R. Behr, J. Kohlmann, J. Niemeyer, J. Hassel, and H. Seppä, "Arbitrary waveform synthesis using binary Josephson junction arrays", Ext. abstract BEMC 2001, 3C2 (2001) 1-4.

F. Müller, H. Schulze, R. Behr, O. Kieler, B. Egeling, J. Kohlmann, M. Khabipov, D. Balashov, I.Y. Krasnopolin, F.-I. Buchholz, and J. Niemeyer, "Optimized voltage standard arrays and on-chip frequency divider both in SINIS technology", Ext. Abstracts ISEC´01 (2001) 225-226.

J. Kohlmann, R. Behr, M. Khabipov, H. Schulze, D. Balachov, F. Müller, F.-Im. Buchholz, and J. Niemeyer, "Entwicklung von integrierten Schaltungen und Messsystemen für das Quantenvoltmeter", Supraleitung und Tieftemperaturtechnik 2000, VDI-Verlag, Düsseldorf (2001) 223-226. (In German)

J. Kohlmann, R. Behr, H. Schulze, F. Müller, J. Niemeyer, H. Hofmeister, J. Scheerer, L. Fritzsch, G. Wende, H.-G. Meyer, A. Klushin, C. Weber, M. Siegel, H. Kohlstedt, U. Stehr, and R. Tempel "Kommerzialisierung des Josephson-Spannungsnormals", Supraleitung und Tieftemperaturtechnik 2000, VDI-Verlag, Düsseldorf (2001) 227-230. (In German)

F. Müller, H. Schulze, R. Behr, J. Kohlmann, and J. Niemeyer, "The Nb­Al technology at PTB ­ a common base for different types of Josephson voltage standards", Physica C 354 (2001) 66-70.

R. Behr, L. Grimm, T. Funck, J. Kohlmann, H. Schulze, F. Müller, B. Schumacher, P. Warnecke, and J. Niemeyer, "Application of Josephson series arrays for a DC quantum voltmeter", IEEE Trans. Instrum. Meas. 50 (2001) 185-187.

J. Kohlmann, H. Schulze, R. Behr, F. Müller, and J. Niemeyer, "10 V SINIS Josephson junction series arrays for programmable voltage standards", IEEE Trans. Instrum. Meas. 50 (2001) 192-194.

T. Funck, R. Behr and M. Klonz, "Fast reversed DC measurements on thermal converters using a SINIS Josephson junction array", IEEE Trans. Instrum. Meas. 50 (2001) 322-325.

H. Schulze, R. Behr, J. Kohlmann, F. Müller, and J. Niemeyer, "Design and fabrication of 10-V SINIS Josephson arrays for programmable voltage standards", Supercond. Sci. Technol. 13 (2000) 1293-1295.

H. Schulze, I.Y. Krasnopolin, R. Behr, J. Kohlmann, F. Müller, and J. Niemeyer, "Microwave properties of SINIS Josepshon junction series arrays", Inst. Phys. Conf. Ser. 167 (2000) 761-764.

J. Kohlmann, H. Schulze, R. Behr, I.Y. Krasnopolin, F. Müller, and J. Niemeyer, "Programmable voltage standards using SINIS junctions", Inst. Phys. Conf. Ser. 167 (2000) 769-772.

J. Kohlmann, R. Behr, H. Schulze, F. Müller, H. Sachse, I.Y. Krasnopolin, and J. Niemeyer, "Automatischer hochpräziser Josephson-Spannungsgeber für den Industrieeinsatz des Josephson-Spannungsnormals - Bericht über das BMBF-Vorhaben 13N6835", PTB-Bericht E-67 (1999) 1-36. (In German)

F. Liefrink, G. de Jong, P. Teunissen, J.W. Heimeriks, A. Royset, A.A. Dyrseth, H. Schulze, R. Behr, J. Kohlmann, E. Vollmer, J. Niemeyer, "Design of a bipolar Josephson array voltage standard for AC synthesis", Conference digest BEMC´99 (1999) 59/1- 59/4.

H. Schulze, "Josephson-Kontakte mit intrinsischem Shunt für programmierbare Josephson-Spannungsnormale", PTB-Bericht E-66 (1999) 1-76; zugl.: Dissertation, Tübingen 1999. (In German)

R. Behr, H. Schulze, F. Müller, J. Kohlmann, J. Niemeyer, and I.Y. Krasnopolin, "Micro-wave coupling of SINIS junctions in a programmable voltage standard", Ext. Abstracts ISEC´99 (1999) 128-130.

H. Schulze, F. Müller, R. Behr, J. Kohlmann, J. Niemeyer, and D. Balashov, "SINIS Josephson junctions for programmable Josephson voltage standard circuits", IEEE Trans. Appl. Supercond. 9 (1999) 4241-4244.

R. Behr, H. Schulze, F. Müller, J. Kohlmann, and J. Niemeyer, "SINIS-Kontakte für ein programmierbares Spannungsnormal", Supraleitung und Tieftemperaturtechnik 1998, VDI-Verlag, Düsseldorf (1999) 416-421. (In German)

R. Behr, H. Schulze, F. Müller, J. Kohlmann, and J. Niemeyer, "Josephson arrays at 70 GHz for conventional and programmable voltage standards" IEEE Trans. Instrum. Meas. 48 (1999) 270-273.

H. Schulze, R. Behr, F. Müller, and J. Niemeyer, "Nb/Al/AlOx/Al/AlOx/Al/Nb Josephson junctions for programmable voltage standards", Appl. Phys. Lett. 73 (1998) 996-998.

J. Niemeyer, W. Kessel, J. Kohlmann, and F.-Im. Buchholz, " Entwurf eines Josephson-Spannungsnormals mit integriertem RSFQ-Frequenzteiler", PTB-Mitteilungen 107 (1997) 333-334. (In German)