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A Comparison Between the NIST PJVS-Based Power Standard and the NRC Current- Comparator-Based Power Standard

Bryan C. Waltrip, Thomas L. Nelson, Eddy So, David Angelo
<span title="">2015</span> <i title="Institute of Electrical and Electronics Engineers (IEEE)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/ezthgawmfbeczntonmx4gfjvtm" style="color: black;">IEEE Transactions on Instrumentation and Measurement</a> </i> &nbsp;
lang=fr L'accès à ce site Web et l'utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D'UTILISER CE SITE WEB.  ...  Si vous n'arrivez pas à les repérer, communiquez avec nous à PublicationsArchive-ArchivesPublications@nrc-cnrc.gc.ca. Questions?  ...  Contact the NRC Publications Archive team at PublicationsArchive-ArchivesPublications@nrc-cnrc.gc.ca.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tim.2014.2329386">doi:10.1109/tim.2014.2329386</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/kl57daxoifa5zjja52g5q4tysa">fatcat:kl57daxoifa5zjja52g5q4tysa</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170720174957/http://nparc.cisti-icist.nrc-cnrc.gc.ca/eng/view/accepted/?id=f23d33be-ce36-4b12-b512-61551d18a414" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/df/80/df80653139baddf8cac29cad4a2bafd9e1fc309d.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tim.2014.2329386"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Progress in the development of low-frequency quantum-based AC Power Standard at NRC Canada

Branislav Djokic
<span title="">2010</span> <i title="IEEE"> CPEM 2010 </i> &nbsp;
Acknowledgment The continuing collaboration of the NIST labs in Boulder and Gaithersburg on this NRC project is gratefully acknowledged.  ...  The assistance of the Electrical Standards Group of INMS/NRC is also acknowledged.  ...  This paper describes the progress towards the NRC quantum-based AC power standard. Design Details A block diagram of the NRC PJVS-based AC power standard is shown in Fig.1 .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/cpem.2010.5545095">doi:10.1109/cpem.2010.5545095</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/pjxn3ts7c5fqhcyjxyk2h3ithq">fatcat:pjxn3ts7c5fqhcyjxyk2h3ithq</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180721201755/http://nparc.nrc-cnrc.gc.ca/eng/view/accepted/?id=364d8347-fbb6-45ea-94e6-438f4ba7165b" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/ec/41/ec4170ca5933f9570d55d4438a62a35142772b83.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/cpem.2010.5545095"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Determination of the Planck constant using a watt balance with a superconducting magnet system at the National Institute of Standards and Technology

S Schlamminger, D Haddad, F Seifert, L S Chao, D B Newell, R Liu, R L Steiner, J R Pratt
<span title="2014-03-31">2014</span> <i title="IOP Publishing"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/zp3eyzxuuzb2tiwnzuu5szgq2m" style="color: black;">Metrologia</a> </i> &nbsp;
For the past two years, measurements have been performed with a watt balance at the National Institute of Standards and Technology (NIST) to determine the Planck constant.  ...  A detailed analysis of these measurements and their uncertainties has led to the value h=6.626 069 79(30)× 10^-34 J s. The relative standard uncertainty is 45× 10^-9.  ...  The current flows through the moving coil and through a resistor R. The voltage drop across R is compared to the PJVS.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/0026-1394/51/2/s15">doi:10.1088/0026-1394/51/2/s15</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/pmvlrad6anh6jnrwu7fwx73xiy">fatcat:pmvlrad6anh6jnrwu7fwx73xiy</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20150105140705/http://www.schlammi.com:80/pdf/Planck_arXiv.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/a2/66/a266f4247401d102bdd98e10f59ce8d12816d2e4.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/0026-1394/51/2/s15"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> iop.org </button> </a>

Two-Volt Josephson Arbitrary Waveform Synthesizer Using Wilkinson Dividers

Nathan E. Flowers-Jacobs, Anna E. Fox, Paul D. Dresselhaus, Robert E. Schwall, Samuel P. Benz
<span title="">2016</span> <i title="Institute of Electrical and Electronics Engineers (IEEE)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/nurialxa6nayzmeonxpvll4dgq" style="color: black;">IEEE transactions on applied superconductivity</a> </i> &nbsp;
Finally, we demonstrate a new technique for measuring and visualizing the operating current range that reduces the measurement time by almost two orders of magnitude and reveals the relationship between  ...  The root-mean-square (rms) output voltage of the NIST Josephson arbitrary waveform synthesizer (JAWS) has been doubled from 1 V to a record 2 V by combining two new 1 V chips on a cryocooler.  ...  In 1990, he joined the National Institute of Standards and Technology (NIST), Boulder, CO, as a NIST/NRC Postdoctoral Fellow and became a permanent Staff Member in January 1992.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tasc.2016.2532798">doi:10.1109/tasc.2016.2532798</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/27453676">pmid:27453676</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC4955802/">pmcid:PMC4955802</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/adkullf4qzfshafjvi32xf7gaa">fatcat:adkullf4qzfshafjvi32xf7gaa</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200429053932/http://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC4955802&amp;blobtype=pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/f7/f2/f7f2c2eccf96e1678cb9919b723556730c7c94b2.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tasc.2016.2532798"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4955802" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

Progress on accurate measurement of the Planck constant: Watt balance and counting atoms

Shi-Song Li, Zhong-Hua Zhang, Wei Zhao, Zheng-Kun Li, Song-Ling Huang
<span title="">2015</span> <i title="IOP Publishing"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/kapc53e2wja5voiuscgjcvvkcm" style="color: black;">Chinese Physics B</a> </i> &nbsp;
Recently, the precision measurement of the numeral value of h has been a hot issue due to its important role in establishment for both a new SI and a revised fundamental physical constant system.  ...  Up to date, two approaches, the watt balance and counting atoms, have been employed to determine the Planck constant at a level of several parts in 10^8.  ...  BL is eliminated, and a virtual power comparison equation, relating the electrical power to mechanical power, is obtained as mgv = εI. (4) In equation (4) , the induced voltage ε is measured by a JVS  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/1674-1056/24/1/010601">doi:10.1088/1674-1056/24/1/010601</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/3dv77tdg4jfgnneg3rzgulvb4m">fatcat:3dv77tdg4jfgnneg3rzgulvb4m</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200929222624/https://arxiv.org/pdf/1409.7597v1.pdf" title="fulltext PDF download [not primary version]" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <span style="color: #f43e3e;">&#10033;</span> <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/a3/55/a3552f3c433eb5ec14bb6d9753d6c37988460f03.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/1674-1056/24/1/010601"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> iop.org </button> </a>

The ampere and the electrical units in the quantum era

Wilfrid Poirier, Sophie Djordjevic, Félicien Schopfer, Olivier Thévenot
<span title="">2019</span> <i title="Elsevier BV"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/g6v4ugxq6jh63ll3dhvqgxxaki" style="color: black;">Comptes rendus. Physique</a> </i> &nbsp;
Here, we review the state-of-the-art of these standards and discuss further applications and perspectives.  ...  From 20 May 2019, the new definitions of the kilogram and of the ampere, based on fixed values of h and e respectively, will particularly impact the electrical metrology.  ...  It received funding from the European Metrology Programme for Innovation and Research (EMPIR), co-financed by the Participating States, and from the European Union's Horizon 2020 research and innovation  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/j.crhy.2019.02.003">doi:10.1016/j.crhy.2019.02.003</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/h3ngf2ux2fal5acdctodmjgmee">fatcat:h3ngf2ux2fal5acdctodmjgmee</a> </span>
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Invited Article: A precise instrument to determine the Planck constant, and the future kilogram

D. Haddad, F. Seifert, L. S. Chao, S. Li, D. B. Newell, J. R. Pratt, C. Williams, S. Schlamminger
<span title="">2016</span> <i title="AIP Publishing"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/cnjzqiomx5bvfkyfzuscxpmlly" style="color: black;">Review of Scientific Instruments</a> </i> &nbsp;
Zeina Kubarych and Patrick Abbott calibrated the Pt-Ir mass standard, K85, and various other stainless steel masses.  ...  ACKNOWLEDGMENTS We would like to thank a number of people for their valuable and critical assistance, which made the measurement possible.  ...  balance at a fixed position is determined by comparing the voltage drop across the standard resistor and the PJVS.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1063/1.4953825">doi:10.1063/1.4953825</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/27370418">pmid:27370418</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/sjxdqkrpzfh5hawazjukpv6q5a">fatcat:sjxdqkrpzfh5hawazjukpv6q5a</a> </span>
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Index by Authors

<span title="">2020</span> <i title="IEEE"> 2020 Conference on Precision Electromagnetic Measurements (CPEM) </i> &nbsp;
between two dc low current traceability chains Conventional Electrical Standards -Current An Accurate AC Current-to-Voltage Converter Based On a Fully Compensated Current Comparator Power and Energy  ...  Current-to-Voltage Converter Based On a Fully Compensated Current Comparator Power and Energy -Other On-chip Josephson junction-based sensor for temperature control of a cryocooled quantum standard Novel  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/cpem49742.2020.9191903">doi:10.1109/cpem49742.2020.9191903</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/lbfsuf6uvzbgjpywo2lkbobx5i">fatcat:lbfsuf6uvzbgjpywo2lkbobx5i</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20201013015326/https://ieeexplore.ieee.org/ielx7/9187439/9191686/09191903.pdf?tp=&amp;arnumber=9191903&amp;isnumber=9191686&amp;ref=" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/19/80/1980f8ca3caac3ee3543ccb73a3617348f2ad6f8.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/cpem49742.2020.9191903"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Precision Differential Sampling Measurements of Low-Frequency Synthesized Sine Waves With an AC Programmable Josephson Voltage Standard

A. Rufenacht, C.J. Burroughs, S.P. Benz, P.D. Dresselhaus, B.C. Waltrip, T.L. Nelson
<span title="">2009</span> <i title="Institute of Electrical and Electronics Engineers (IEEE)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/ezthgawmfbeczntonmx4gfjvtm" style="color: black;">IEEE Transactions on Instrumentation and Measurement</a> </i> &nbsp;
Currently, the National Institute of Standards and Technology (NIST) is developing a new calibration system for electrical power measurements based on this technique.  ...  We have developed a precision technique to measure sine-wave sources with the use of a quantum-accurate ac programmable Josephson voltage standard.  ...  ACKNOWLEDGMENT The authors would like to thank Y. Chong, N. Hadacek, and B. Baek for helping develop the stacked junction fabrication process used for our PJVS chips, D. R.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tim.2008.2008087">doi:10.1109/tim.2008.2008087</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/7qdnalwfzjezji3ginxjbx2u5y">fatcat:7qdnalwfzjezji3ginxjbx2u5y</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200322011219/https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=33051" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/b6/34/b63467db4f6364fe6cc3008bcc758c708c9d4cf6.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tim.2008.2008087"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

The watt or Kibble balance: a technique for implementing the new SI definition of the unit of mass

Ian A Robinson, Stephan Schlamminger
<span title="2016-09-28">2016</span> <i title="IOP Publishing"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/zp3eyzxuuzb2tiwnzuu5szgq2m" style="color: black;">Metrologia</a> </i> &nbsp;
A number of Kibble balances have either been built or are under construction and we compare the principal features of these balances.  ...  We describe the theory underlying the Kibble balance and practical techniques required to construct such an instrument to relate a macroscopic physical mass to the Planck constant with an uncertainty,  ...  Acknowledgement Parts of the article are contributions of the US Government and therefore those parts are not subject to copyright in the USA/Contribution of NPL.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/0026-1394/53/5/a46">doi:10.1088/0026-1394/53/5/a46</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/35023879">pmid:35023879</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC8752041/">pmcid:PMC8752041</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/rv5eqgynijcpbbxbasgcvnkixu">fatcat:rv5eqgynijcpbbxbasgcvnkixu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170707155057/http://iopscience.iop.org/article/10.1088/0026-1394/53/5/A46/pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/7f/84/7f8450cfadfa0b85fafda8516863dd21018f4f56.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1088/0026-1394/53/5/a46"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> iop.org </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8752041" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>