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The BIPM key comparison database
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METROLOGY AREA
Mass (176)
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Result of the search
Your query 'Germany' produced 745 results New search
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  CCQM- K1.b Carbon dioxide (CO2) in Nitrogen (N2)
1993 - 1994
Comparison type, Field   Key comparison in Amount of Substance, Gases
Status   Approved for equivalence, Results available
  CCEM- K4 Comparison of capacitors
1996 - 1998
Comparison type, Field   Key comparison in Electricity and Magnetism, Capacitance
Capacitance, 10 pF
Parameter(s)   Frequency: 1592 Hz
Status   Approved for equivalence, Results available
  CCQM- K3 Automotive emission gases
1998 - 1999
Comparison type, Field   Key comparison in Amount of Substance, Gases
Status   Approved for equivalence, Results available
  BIPM.EM- K10.a DC voltage, Josephson standards
1991-
Comparison type, Field   Key comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 1.018 V
Status   Ongoing, approved for equivalence, Results available
  BIPM.EM- K10.b DC voltage, Josephson standards
1994 -
Comparison type, Field   Key comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 10 V
Status   Ongoing, approved for equivalence, Results available
  CCEM- K6.a Comparison of AC/DC voltage transfer standards
1993 - 1999
Comparison type, Field   Key comparison in Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer
Parameter(s)   Voltage: 3 V
Frequency: 1 kHz, 20 kHz, 100 kHz and 1 MHz
Status   Approved for equivalence, Results available
  CCEM- K2 Comparison of resistance standards
1996 - 2000
Comparison type, Field   Key comparison in Electricity and Magnetism, Resistance
Resistance: 10 megaohms and 1 gigaohm
Parameter(s)   Voltage: 10 V, 50 V, 91 V or 100 V
Status   Approved for equivalence, Results available
  CCEM- K5 AC power at 50/60 Hz
1996 - 2000
Comparison type, Field   Key comparison in Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer
Parameter(s)   Power factor: 1.0, 0.5 Lead, 0.5 Lag, 0.0 Lead, 0.0 Lag
Status   Approved for equivalence, Results available
  BIPM.L- K10 Comparison of the frequencies of Helium-Neon lasers at wavelength 633 nm
1988 - 2000
Comparison type, Field   Key comparison in Length, Laser Frequencies
Status   Approved for equivalence, Results available
  CCEM.M- K1 Comparison of low frequency magnetic flux density
2001 -2003
Comparison type, Field   Key comparison in Electricity and Magnetism, Magnetism
Parameter(s)   Frequency: DC to 20 kHz
Status   Approved for equivalence, Results available
  EUROMET.L- S14 Steel tape measurements
2003 - 2004
Comparison type, Field   Supplementary comparison in Length, Dimensional Metrology
Tape length from 10 m to 50 m
Status   Approved and published
  APMP.EM- K6.a Comparison of AC/DC voltage transfer standards
2000 - 2003
Comparison type, Field   Key comparison in Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer
Parameter(s)   Voltage: 3 V
Frequency: 1 kHz, 20 kHz, 100 kHz and 1 MHz
Status   Approved for equivalence, Results available
  EUROMET.EM- K10.1 Comparison of resistance standards
1998 - 2000
Comparison type, Field   Key comparison in Electricity and Magnetism, Resistance
Resistance: 100 ohms
Status   Approved for provisional equivalence
  EUROMET.EM.BIPM- K11 DC voltage, Zener diode
1998 - 2000
Comparison type, Field   Key comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 10 V
Status   Approved for equivalence, Results available
  EUROMET.EM- S4 Comparison of capacitors
1995 - 1998
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, Capacitance
Capacitance: 100 pF
Parameter(s)   Frequency: 1 kHz or 1.592 kHz
Status   Published
  EUROMET.EM- S6 Comparison of electric field strength
1997 - 2002
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer
Parameter(s)   Frequency: 50 Hz
Status   Published
  EUROMET.EM- S8 Frequency performance of reference resistors for AC quantum Hall experiments
1998 - 2000
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, Resistance
Resistance: 12906.4 ohms and 6453.2 ohms
Parameter(s)   Frequency: 500 Hz to 5000 Hz
Status   Published
  EUROMET.EM- S11 Comparison of the measurement of current transformers
1999 - 2000
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer
Parameter(s)   Frequency: 50 Hz
Status   Approved and published
  EUROMET.EM- S14 Measurement of divider ratios
1999 - 2000
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, DC Voltage and Current
Parameter(s)   DC voltage: 10 kV, 50 kV and 100 kV
Status   Approved and published
  EUROMET.EM.M- K1 Comparison of low frequency magnetic flux density
1998 - 2000
Comparison type, Field   Key comparison in Electricity and Magnetism, Magnetism
Parameter(s)   Frequency: DC to 20 kHz
Status   Approved for equivalence, Results available