| Metrology area, Sub-field | Electricity and Magnetism, DC Voltage and Current |
| Description | Comparison of ultra-low DC current sources |
| Time of measurements | 2005 - 2009 |
| Status | Approved |
| Final Reports of the comparisons | |
| Measurand | Ultra-low DC currents in the range from ± 100 fA to ± 100 pA |
| Transfer device | Two commercial picoamperemeters |
| Comparison type | Supplementary Comparison |
| Consultative Committee | CCEM (Consultative Committee for Electricity and Magnetism) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EUROMET Project No 830 |
| Comments | |
| Pilot institute |
PTB
Physikalisch-Technische Bundesanstalt Germany |
| Contact person | G.-D. Willenberg +49 (0) 531 592 2141 |
| Pilot laboratory | |
|---|---|
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| CEM |
Centro Español de Metrologia, Spain, EURAMET |
| INRIM |
Istituto Nazionale di Ricerca Metrologica, Italy, EURAMET |
| IPQ |
Instituto Portugues da Qualidade, Portugal, EURAMET |
| KRISS |
Korea Research Institute of Standards and Science, Korea, Republic of, APMP |
| LNE |
Laboratoire national de métrologie et d'essais, France, EURAMET |
| METAS |
Federal Institute of Metrology, Switzerland, EURAMET |
| MIKES |
VTT Technical Research Centre of Finland Ltd, Centre for Metrology/Mittatekniikan keskus, Finland, EURAMET |
| NIS |
National Institute for Standards, Egypt, AFRIMETS |
| NPL |
National Physical Laboratory, United Kingdom, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VNIIM |
D.I. Mendeleyev Institute for Metrology, Rosstandart, Russian Federation, COOMET |
| VSL |
VSL, Netherlands, EURAMET |
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