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CCL-K11
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CCL-K11
Information
Metrology area, branch   Length, Laser Frequencies
Description   Comparison of optical frequency and wavelength standards
Time of measurement   2008 -
Status   Ongoing, approved for equivalence, Results available
Reference(s)   Metrologia, 2010, 47, Tech. Suppl., 04009
Metrologia, 2011, 48, Tech. Suppl., 04001
Metrologia, 2012, 49, Tech. Suppl., 04009
Metrologia, 2015, 52, Tech. Suppl., 04005
Metrologia, 2015, 52, Tech. Suppl., 04006
Metrologia, 2016, 53, Tech. Suppl., 04007
Metrologia, 2017, 54, Tech. Suppl., 04001
CCL-K11 Final Report for 2007 to 2009, 2010, 8 pages
CCL-K11 Final Report for 2010, 2011, 8 pages
CCL-K11 Final Report for 2011, 2012, 7 pages
CCL-K11 Final Report for 2012, 2015, 12 pages
CCL-K11 Final Report for 2013, 2015, 9 pages
CCL-K11 Final Report for 2014, 2016, 10 pages
CCL-K11 Final Report for 2015, 2016, 9 pages
CCL-K11 Technical Protocol
Measurand   Absolute frequency of the reference component of the corresponding recommended radiation for the practical realization of the definition of the metre
Transfer device(s)   -
Comparison type   Key comparison
Consultative Committee  CCL (Consultative Committee for Length)
Conducted by   CCL (Consultative Committee for Length)
Comments  

The chosen radiations are those that are important for the field of dimensional metrology.
This key comparison is the follow-up of the BIPM key comparison BIPM.L-K11 ended in 2006.