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AC Power Standard Using a Programmable Josephson Voltage Standard

B.C. Waltrip, Bo Gong, T.L. Nelson, Yicheng Wang, C.J. Burroughs, A. Rufenacht, S.P. Benz, P.D. Dresselhaus
2009 IEEE Transactions on Instrumentation and Measurement  
The system accurately relates the spectral amplitudes and phases of the voltage and current waveforms of the generated power to a programmable Josephson voltage standard (PJVS) by using a novel differential  ...  This paper describes the implementation of a new quantum-based system for the generation of 120 V RMS, 5 A RMS, sinusoidal, active, and reactive power over the 50 to 400 Hz frequency range.  ...  The present system configuration is shown in Fig. 1 , where a single piecewise-approximated programmable Josephson voltage standard (PJVS) waveform V J is compared to two stable spectrally pure waveforms  ... 
doi:10.1109/tim.2008.2011097 fatcat:yhlel6apzregpfl4v7qjnwemri

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2020 2020 Conference on Precision Electromagnetic Measurements (CPEM)  
8588A multimeter for differential sampling of AC waveforms based on a programmable Josephson voltage standard Quantum Electrical Standards -Josephson Voltage II: Programmable Josephson Voltage Standard  ...  using an AC Quantum Voltmeter Quantum Electrical Standards -Josephson Voltage II: Programmable Josephson Voltage Standard Reproducibility of the Realization of the Kilogram Based on the Planck Constant  ... 
doi:10.1109/cpem49742.2020.9191903 fatcat:lbfsuf6uvzbgjpywo2lkbobx5i

Cryocooled Josephson standards for AC voltage metrology

P Durandetto, A Sosso, E Monticone, B Trinchera, M Fretto, V Lacquaniti
2017 Journal of Physics, Conference Series  
Research on Josephson voltage standards is aiming at a fundamental change also in the metrology of the volt for AC and arbitrary waveforms: programmable Josephson voltage standards converting a digital  ...  A new experimental setup based on a two-stage Gifford-McMahon cryocooler has been developed at INRiM for the operation of AC-Josephson voltage standards.  ...  Programmable Josephson standard As mentioned before, Programmable-JVS (PJVS) is made up by series-connected subarrays whose size follows a power of 2-sequence (Fig. 2) .  ... 
doi:10.1088/1742-6596/841/1/012031 fatcat:ni34hd54dbawfaaow6wzv5eexe

Nanotechnology for next generation Josephson voltage standards

S.P. Benz, P.D. Dresselhaus, C.J. Burroughs
2001 IEEE Transactions on Instrumentation and Measurement  
We have developed two voltage standard systems: the programmable Josephson voltage standard and the Josephson arbitrary waveform synthesizer.  ...  The programmable system is fully automated and provides stable programmable dc voltages from -1.2 V to +1.2 V. The synthesizer is the first quantum-based ac voltage standard source.  ...  This work is a contribution of and agency of the U.S. Government work and is thus not subject to U.S. copyright.  ... 
doi:10.1109/19.982937 fatcat:7urwn4vzdvezvncznrqremg7uq

Josephson voltage standards

Johannes Kohlmann, Ralf Behr, Torsten Funck
2003 Measurement science and technology  
The authors would like to thank the Josephson voltage standard team at PTB.  ...  The work within this EURAMET joint research project leading to these results was supported in part by the European Community's Seventh Framework Programme, ERA-NET Plus, under Grant Agreement 217257 (JoSy  ...  Further developments will establish these Josephson voltage standards as a quantum basis for ac metrology. Hamilton, C.A. (1996) . A pulse-driven programmable Josephson voltage standard.  ... 
doi:10.1088/0957-0233/14/8/305 fatcat:vs7qbuo4ojffdgkl5z4p3gyr3q

Development of Josephson voltage standards [chapter]

Johannes Kohlmann, Ralf Behr
2011 Superconductivity - Theory and Applications  
The authors would like to thank the Josephson voltage standard team at PTB.  ...  The work within this EURAMET joint research project leading to these results was supported in part by the European Community's Seventh Framework Programme, ERA-NET Plus, under Grant Agreement 217257 (JoSy  ...  Both are intended to extend the use of highprecision Josephson voltage standards from dc to ac.  ... 
doi:10.5772/17031 fatcat:kuubturbdfbnlkgcyw3gsa4fzm

Superconductor‐normal‐superconductor junctions for programmable voltage standards

S. P. Benz
1995 Applied Physics Letters  
The present Josephson array voltage standard is based on the ac Josephson effect; 1 when an ac current at frequency f is applied to a Josephson junction, the current-voltage ͑I-V͒ curve exhibits equally  ...  A new Josephson circuit that allows the rapid selection of any step number was recently demonstrated by Hamilton et al. 2 This rapidly programmable voltage standard is a D/A converter that uses a binary  ... 
doi:10.1063/1.114302 fatcat:opzdwkr6wvcsxd2bpuhuhrnbdu

Josephson Junctions for Present and Next Generation Voltage Metrology [chapter]

Vincenzo Lacquaniti, Andrea Sosso
2012 Modern Metrology Concerns  
Programmable voltage standards Programmable voltage standards (PJAVS) are made with series-connected subarrays, whose size follows a power of two sequence.  ...  Special issues for next generation standard and possible solutions About the extended use of Josephson Voltage standard in AC measurement The use of Josephson junctions arrays for AC measurement, while  ...  Publisher InTech Published online 16 Theoretical basis and applications are explained in accurate and comprehensive manner, providing a valuable reference to researchers and professionals.  ... 
doi:10.5772/36429 fatcat:rlhb2nol2ra5toqyrnwa4c6sly

Application of the Josephson effect to voltage metrology

S.P. Benz, C.A. Hamilton
2004 Proceedings of the IEEE  
The unique ability of a Josephson junction to control the flow of magnetic flux quanta leads to a perfect relationship between frequency and voltage.  ...  Over the last 30 years, metrology laboratories have used this effect to greatly improve the accuracy of dc voltage standards.  ...  Yamamori (the present members of the quantum voltage project) for making possible many of these past and current results. The authors would also like to thank R.  ... 
doi:10.1109/jproc.2004.833671 fatcat:bggj4wyy5vgengozi6cbec2jvq

Application of the Josephson effect in electrical metrology

B. Jeanneret, S. P. Benz
2009 The European Physical Journal Special Topics  
A detailed explanation of the operation of the conventional Josephson voltage standard and its use for dc applications will be presented, including a description of the most important results.  ...  Advanced voltage standard systems have been developed that provide new features such as stable, programmable dc voltages and quantum-accurate ac waveform synthesis.  ...  It is a real pleasure to thank C. Burroughs  ... 
doi:10.1140/epjst/e2009-01050-6 fatcat:4zujtawrdjchlbzryqcwoi3kj4

Review of Josephson Waveform Synthesis and Possibility of New Operation Method by Multibit Delta–Sigma Modulation and Thermometer Code for Its Further Advancement

Nobu-hisa Kaneko, Michitaka Maruyama, Chiharu Urano, Shogo Kiryu
2011 Japanese Journal of Applied Physics  
A method of AC waveform synthesis with quantum-mechanical accuracy has been developed on the basis of the Josephson effect in national metrology institutes, not only for its scientific interest but its  ...  We also discuss a new operation technique with multibit delta-sigma modulation and a thermometer code, which possibly enables the generation of glitch-free waveforms with high voltage levels.  ...  Summary and Future Plan We have reviewed the method of AC waveform synthesis using an AC programmable Josephson voltage standard (AC-PJVS) and a pulse-driven Josephson voltage standard (PD-JVS) by considering  ... 
doi:10.1143/jjap.51.010116 fatcat:xd3n6zj3bvcclmlg2ikwcozqz4

Fast Josephson Arrays for Voltage and Impedance Metrology

Juha Hassel, Leif Gronberg, Panu Helisto, Heikki Seppa, Jaani Nissila, Antti Kemppinen
2004 2004 Conference on Precision Electromagnetic Measurements  
We introduce an optimized Josephson double array generating two independent voltages up to 1.5V using only one microwave input.  ...  Extending the output voltage up to 10V is discussed.  ...  Realization of AC voltage using quantum voltage standards has been a subject of wide interest recently [1] [2] [3] [4] , since it would provide a more direct link from constants of nature to RMS voltage  ... 
doi:10.1109/cpem.2004.305507 fatcat:gkjjj3sb2zgjterzw33hzubsmu

Josephson voltage standards

Clark A. Hamilton
2000 Review of Scientific Instruments  
This paper reviews the development and use of Josephson voltage standards over the last 30 years, including classical dc standards, programmable standards based on binary weighted arrays, pulse-driven  ...  delta-sigma standards for ac wave-form synthesis, and single-flux-quantum voltage multipliers. ͓  ...  Thus, in the early 1970s, many national standards laboratories adopted a value for the Josephson constant K J ϭ2e/h and began using the ac Josephson effect as the practical standard of voltage. 12, 13  ... 
doi:10.1063/1.1289507 fatcat:xakss77owfa5lhwz6wephchjcu

Development of a 60 Hz Power Standard Using SNS Programmable Josephson Voltage Standards

C.J. Burroughs, S.P. Benz, P.D. Dresselhaus, B.C. Waltrip, T.L. Nelson, Yonuk Chong, J.M. Williams, D. Henderson, P. Patel, L. Palafox, R. Behr
2007 IEEE Transactions on Instrumentation and Measurement  
We are implementing a new standard for 60 Hz power measurements based on precision sinusoidal reference voltages from two independent programmable Josephson voltage standards (PJVS): one for voltage and  ...  Our goal is to reduce all error sources and uncertainty contributions from the PJVS synthesized waveforms to a few parts in 10 7 so that the overall uncertainty in the ac-power standard is a few parts  ...  In this paper, we present measurements that demonstrate the feasibility of using the PJVS as a quantum-based stepwise sinewave generator for a new ac-power standard. II.  ... 
doi:10.1109/tim.2007.891156 fatcat:dkorw2ym35h2dlpc6jz2pu5foq

1 volt DC programmable Josephson voltage standard

C.J. Burroughs, S.P. Benz, T.E. Harvey, C.A. Hamilton
1999 IEEE transactions on applied superconductivity  
NIST has developed a programmable Josephson voltage standard (JVS) that produces intrinsically stable voltages that are programmable from -1.1 V to +1.1 V.  ...  This improved performance is made possible by a new integrated-circuit technology using intrinsically shunted superconductor-normalsuperconductor (SNS) Josephson junctions.  ...  INTRODUCTION This paper describes a new programmable Josephson voltage standard (JVS) system that has been fully automated for DC metrology applications.  ... 
doi:10.1109/77.783938 fatcat:foopxrqjm5aztp5rj5vr67ynti
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