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The BIPM key comparison database
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METROLOGY AREA
Mass (13)
Electricity and Magnetism (7)
Ionizing Radiation (6)
Length (6)
Thermometry (6)
Photometry and Radiometry (4)
Amount of Substance (3)
Acoustics, Ultrasound, and Vibration (2)
Time and Frequency (1)
TYPE
Key comparisons (35)
Supplementary comparisons (13)
STATUS
Approved for equivalence (20)
Continuous, approved for equivalence (8)
Measurements in progress (7)
Approved (6)
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Protocol complete (2)
Abandoned (1)
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Report in progress, draft A (1)
ORGANISATIONS
EURAMET (formerly EUROMET) (38)
BIPM (7)
CCL (1)
CCTF (1)
AFRIMETS (SADCMET expansion) (1)
Result of the search
Your query 'Serbia' produced 48 results New search
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  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   Continuous, 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   Continuous, approved for equivalence, Results available
  BIPM.EM- K11.a DC voltage, Zener diode
1992 -
Comparison type, Field   Key comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 1.018 V
Status   Continuous, 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
  BIPM.RI(I)- K1 Measurement of air kerma for Cobalt 60
1975 -
Comparison type, Field   Key comparison in Ionizing Radiation, Section I (x and gamma rays, electrons)
Parameter(s)   Radiation type: Co-60 gamma rays
Status   Continuous, approved for equivalence, Results available
  BIPM.EM- K11.b DC voltage, Zener diode
1992 -
Comparison type, Field   Key comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 10 V
Status   Continuous, approved for equivalence, Results available
  EURAMET.PR- K3.a Luminous intensity
2008 - 2011
Comparison type, Field   Key comparison in Photometry and Radiometry, Photometry
Status   Approved for equivalence, Results available
  EUROMET.EM- K10 Comparison of resistance standards
2003 - 2005
Comparison type, Field   Key comparison in Electricity and Magnetism, Resistance
Resistance: 100 ohms
Status   Approved for equivalence, Results available
  EURAMET.PR- K4 Luminous flux
2009 - 2011
Comparison type, Field   Key comparison in Photometry and Radiometry, Photometry
Status   Approved for equivalence, Results available
  EUROMET.L- K7.2006 Linescales
2006 - 2008
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Length smaller or equal to 100 mm
Status   Approved for equivalence, Results available
  CCTF- K001.UTC Calculation of the reference time scale UTC (Coordinated Universal Time)
1977 -
Comparison type, Field   Key comparison in Time and Frequency, Time
Status   Continuous, approved for equivalence, Results available
  EURAMET.AUV.A- S1 Pressure reciprocity calibration of LS1 and LS2aP microphones
2009 - 2010
Comparison type, Field   Supplementary comparison in Acoustics, Ultrasound, and Vibration, Acoustics
Status   Approved
  EURAMET.L- K3.2009 Angle comparison using an autocollimator
2009 - 2016
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Status   Approved for equivalence, Results available
  EURAMET.L- K1.2011 Calibration by optical Interferometry of short and long gauge blocks
2012 - 2014
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Central length from 0.5 mm to 500 mm
Status   Approved for equivalence
  EURAMET.RI(I)- S9 Calibration of kerma-area-product (KAP) meters used in radiology
2011 - 2012
Comparison type, Field   Supplementary comparison in Ionizing Radiation, Section I (x and gamma rays, electrons)
Parameter(s)   X-ray qualities from 50 kV to 120 kV
Status   Approved
  EURAMET.M.M- S6 Comparison of mass standards
2012
Comparison type, Field   Supplementary comparison in Mass, Mass Standards
Mass: 20 kg
Status   Approved
  EURAMET.L- K8.2013 Calibration of surface roughness standards
2013 - 2014
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Status   Approved for equivalence
  EUROMET.M.M- K2.1 Comparison of mass standards
2005 - 2008
Comparison type, Field   Key comparison in Mass, Mass Standards
Mass: 100 mg, 2 g, 20 g, 500 g and 10 kg
Status   Approved for equivalence, Results available
  CCL- K11 Comparison of optical frequency and wavelength standards
2008 -
Comparison type, Field   Key comparison in Length, Laser Frequencies
Status   Continuous, approved for equivalence, Results available
  EURAMET.AUV.A- K5 Comparison of laboratory standard microphone calibrations
2013 - 2015
Comparison type, Field   Key comparison in Acoustics, Ultrasound, and Vibration, Acoustics
Parameter(s)   Frequency: 2 Hz to 10 kHz
Status   Approved for equivalence, Results available