Publications

Publications, Good Practice Guides, and presentations of Q-WAVE are collected here.

Papers

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. (Opens external link in new windowdoi:10.4236/wjcmp.2013.34031)

A. Sosso, N. De Leo, M. Fretto, E. Monticone, L. Roncaglione, R. Rocci, and V. Lacquaniti, "Cryocooler operation of SNIS Josephson arrays for AC voltage standards," J. Phys.: Conf. Ser. 507, pt. 4 (2014) 042040 (4 pp.). (Opens external link in new windowdoi:10.1088/1742-6596/507/4/042040)

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). (Opens external link in new windowdoi:10.1109/TASC.2014.2366916)

T. Bergsten, G. Eklund, V. Tarasso, and K.-E. Rydler, "An active filter for Delta–Sigma-modulated Josephson waveforms," IEEE Trans. Instrum. Meas. 64 (2015) 1559 - 1563 (Opens external link in new windowdoi:10.1109/TIM.2015.2418454)

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. (Opens external link in new windowdoi:10.1088/0026-1394/52/4/528)

E. Bardalen, M. Nadeem Akram, H. Malmbekk, and P. Ohlckers, "Review of devices, packaging, and materials for cryogenic optoelectronics," J. Microelectron. Electron. Packag. 12 (2015) 189 - 204. (Opens external link in new windowdoi:10.4071/imaps.485)

R. Lapuh, B. Voljč, and M. Lindič, "Evaluation of Agilent 3458A time jitter Performance," IEEE Trans. Instrum. Meas. 64 (2015) 1331 - 1335. (Opens external link in new windowdoi:10.1109/TIM.2015.2408793)

A. Sosso, P. Durandetto, B. Trinchera, O. Kieler, R. Behr, and J. Kohlmann, "Characterization of a Josephson array for pulse-driven voltage standard in a cryocooler," Measurement 95 (2017) 77 - 81. (Opens external link in new windowdoi:10.1016/j.measurement.2016.09.039)

Good Practice Guides

B. Jeanneret, "Characterisation of ADCs in the time and frequency domains using a Programmable Josephson Voltage Standard," Good Practice Guide. (Opens external link in new windowEURAMET Repository)

T. Bergsten, "Practical advice on building an active filter for Delta-Sigma modulated Josephson waveforms," Good Practice Guide. (cf. T. Bergsten, et al., IEEE Trans. Instrum. Meas. 64 (2015) 1559 - 1563)

Presentations

J. Díaz de Aguilar, M. Anguas, Y.A. Sanmamed, R. Caballero, and K. Schweiger, "Los convertidores digitales como futuro patrón de corriente alterna. El proyecto europeo 'q-wave'," 5º Congreso español de Metrología, Madrid, Spain, 12-14 June 2013. 

O. Kieler, J. Kohlmann, and R. Behr, "Development of a pulse-driven AC Josephson voltage standard at PTB," International Supercconductive Electronics Conference (ISEC 2013), Boston, USA, 7-11 July 2013.

L. Palafox. R. Behr, O. Kieler, and F. Ahlers, "Ultrapure sinewave generation by combining Josephson systems," IMEKO 2013, Barcelona, Spain, 18-19 July 2013.

J. Kohlmann, T. Scheller, O. Kieler, F. Müller, R. Wendisch, B. Egeling, L. Palafox, and R. Behr, "SNS-like Josephson junction series arrays for AC quantum voltage standards," 11th European Conference on Applied Superconductivity (EUCAS 2013), Genova, Italy, 15-19 Sept. 2013.

A. Sosso, N. De Leo, M. Fretto, E. Monticone, L. Roncaglione, R. Rocci, and V. Lacquaniti, "Cryocooler operation of Josephson arrays for ac voltage standards," 11th European Conference on Applied Superconductivity (EUCAS 2013), Genova, Italy, 15-19 Sept. 2013.

J. Kohlmann, F. Müller, O. Kieler, T. Scheller, R. Wendisch, B. Egeling, L. Palafox, J. Lee, and R. Behr, "Modern AC Josephson voltage standards at PTB," Kryoelektronische Bauelemente (Kryo 2013), Bad Herrenalb, Germany, 6-8 Oct. 2013.

O. Kieler, R. Behr, L. Palafox, S. Bauer, T. Möhring, R. Wendisch, B. Egeling, and J. Kohlmann, "The PTB Josephson arbitrary waveform synthesizer," NanoNetwork 2014, Tonsberg, Norway, 16-18 June 2014.

O. Kieler, R. Behr, L. Palafox, and J. Kohlmann, "Towards a 1 V Josephson arbitrary waveform synthesizer," Applied Superconductivity Conference (ASC 2014), Charlotte, USA, 10-15 Aug. 2014.

B. Trinchera, A. Sosso, U. Pogliano, V. Lacquaniti, E. Monticone, M. Fretto, R. Rocci, L. Roncaglione Tet, and D. Serazio, "Wideband digital modular system for dynamic characterization of PJVS," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 114-115. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898285)

J. Ireland, D. Henderson, J. Williams, O. Kieler, J. Kohlmann, R. Behr, J. Gran, H. Malmbekk, K. Lind, and Chi Kwong Tang, "An opto-electronic coupling for pulse-driven Josephson junction arrays," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 124-125. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898290)

J. Gran, H. Malmbekk, and K. Lind, "Photodiodes as current source in high-frequency low temperature applications," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 266-267. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898361)

M. Šíra and S. Mašláň, "Uncertainty analysis of noncoherent sampling phase meter with four parameter sine wave fitting by means of MonteCarlo," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 334-335. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898395)

R. Behr, O. Kieler, S. Bauer, L. Palafox, and J. Kohlmann, "Development of a 1 V pulse-driven Josephson voltage standard," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 418-419. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898437)

R. Lapuh, B. Voljč, M. Kokalj, B. Pinter, Z. Svetik, and M. Lindič, "Measurement of repetitive arbitrary waveform RMS value," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 420-421. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898438)

J.R. Salinas, J. Diaz de Aguilar, F. Garcia-Lagos, G. Joya, F. Sandoval, and M. L. Romero, "Spectrum analysis of asynchronously sampled signals by means of an ANN method," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 422-423.
(Opens external link in new windowdoi:10.1109/CPEM.2014.6898439)

J. Kohlmann, F. Müller, O. Kieler, T. Scheller, B. Egeling, R. Wendisch, and R. Behr, "Josephson series arrays with NbSi barrier for AC voltage standards," Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 466-467. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898461)

T. Bergsten, G. Eklund, V. Tarasso, and K.-E. Rydler, "An active filter for Delta-Sigma modulated Josephson waveforms," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 518-519. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898487)

J. Kohlmann, R. Behr, O. Kieler, J. Diaz de Aguilar, M. Šíra, A. Sosso, B. Trinchera, J. Gran, H. Malmbekk, B. Jeanneret, F. Overney, J. Nissila, T. Lehtonen, J. Ireland, J. Williams, R. Lapuh, B. Voljc, T. Bergsten, G. Eklund, T. Coskun Öztürk, E. Houtzager, H.E. van den Brom, and P. Ohlckers, "A quantum standard for sampled electrical measurements – main goals and first results of the EMRP project Q-WAVE," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 522-523. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898489)

A. Sosso, B. Trinchera, E. Monticone, M. Fretto, R. Rocci, L. Roncaglione, D. Serazio, and V. Lacquaniti, "Operation of SNIS arrays in a cryocooler," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 658-659.
(Opens external link in new windowdoi:10.1109/CPEM.2014.6898557)

J. Díaz de Aguilar, J.R. Salinas, M.L. Romero, F. García Lagos, Y.A. Sanmamed, and M. Neira, "Evaluation and compensation of the analog-to-digital converters and transducer influence in the CEM digital sampling wattmeter," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 722-723. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898589)

J. Lee, J. Nissilä, A. Katkov, and R. Behr, "A quantum voltmeter for precision AC measurements," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 732-733. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898594)

T.C. Öztürk, J. Kohlmann, O. Kieler, T. Möhring, R. Behr, H. Çaycı, M. Arifoviç, S. Turhan, and L.D. Ata, "Error analysis in waveforms with a combined Josephson system for AC component characterization," Conference on Precision Electromagnetic Measurements (CPEM 2014), Rio de Janeiro, Brazil, 24-29 Aug. 2014, Conference Digest 734-735. (Opens external link in new windowdoi:10.1109/CPEM.2014.6898595)

S. Mašláň, and V. Nováková Zachovalová, Design, stability analysis and uncertainty contribution of a voltage divider designed for a phase meter, 20th IMEKO 2014, Benevento, Italy, 2014, Conference Digest 652–655.

T. Möhring, R. Behr, O. Kieler, and L. Palafox, "Quantum based voltage waveforms with 1 V and high spectral purity," IMEKO 2014, Benevento, Italy, 15-17 Sept. 2014.

O. Kieler, R. Behr, S. Bauer, L. Palafox, R. Wendisch, B. Egeling, and J. Kohlmann, "Josephson arbitrary waveform synthesizer towards output voltage of 1 V," Kryoelektronische Bauelemente (Kryo 2014), Berlin, Germany, 21-23 Sept. 2014.

J. Nissila, M. Sira, J. Lee, T. Öztürk, M. Arifovicm J. Diaz de Aguilar, R. Lapuh, and R. Behr, "Stable arbitrary waveform generator as a transfer standard for ADC calibration," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540454)

J. Diaz de Aguilar, J.R. Salinas, R. Lapuh, A. Méndez, F. Garcia Lagos, and Y.A. Sanmamed, "Characterization of the frequency response of Analog-to-Digital Converters," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540455)

J. Ireland, A. Cryer, J.M. Williams, E. Houtzager, R. Hornecker, and H.E. van den Brom, "Design of delta-sigma feedback loop for quantum voltage digitizer," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540457)

E. Bardalen, Thai Anh Tuan Nguyen, H. Malmbekk, O. Kieler, and P. Ohlckers, "Packaging of fiber-coupled module for Josephson junction array voltage standards," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540561)

J. Kohlmann, O. Kieler, T. Scheller, B. Egeling, R. Wendisch, and R. Behr, "Series arrays of NbSi barrier Josephson junctions for AC voltage standards," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540562)

A. Sosso, B. Trinchera, P. Durandetto, E. Monticone, O. Kieler, R. Behr, and J. Kohlmann, "Tests on waveform synthesis in a new cryocooler setup," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540563)

R. Lapuh, B. Voljč, M. Kokalj, M. Lindič, and Z. Svetik, "Quasi coherent overlapping procedure to improve harmonics suppression using single tone estimation algorithms," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540596)

R. Lapuh, B. Voljč, and M. Lindič, "Keysight 3458A noise performance," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540597)

M. Šíra, S. Mašláň, and V. Nováková Zachovalová, "QWTB – Software Tool Box for sampling measurements," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540599)

L. Palafox, R. Behr, O. Kieler, J. Lee, I. Budovsky, S. Bauer, and T. Hagen, "First metrological applications of the PTB 1 V Josephson Arbitrary Waveform Synthesizer," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540602)

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," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540605)

J.R. Salinas , F. García-Lagos , Javier Díaz de Aguilar , G. Joya , R. Lapuh, and F. Sandoval, "Harmonics and interharmonics spectral analysis by ANN," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540649)

H.E. van den Brom, Dongsheng Zhao, and E. Houtzager, "Voltage lead errors in an AC Josephson voltage standard: Explanation in terms of standing waves," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540666)

R. Lapuh, B. Voljč, M. Lindič, "Measurement and estimation of arbitrary signal power using a window technique," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540739)

B. Jeanneret, F. Overney, C. Scherly, and G. Schaller, "Josephson-based characterization of Analog-to-Digital Converters using an equivalent time sampling method," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540767)

R, Lapuh, M. Šira, M. Lindič, and B. Voljč, "Uncertainty of the signal parameter estimation from sampled data," Conference on Precision Electromagnetic Measurements (CPEM 2016), Ottawa, Canada, 10-15 July 2016, Conference Digest (2 pp.). (Opens external link in new windowdoi:10.1109/CPEM.2016.7540770)