An international comparison of dc resistance at 10 MΩ and 1 GΩ was carried out under the framework of the Mutual Recognition Arrangement (MRA) of the Comité...
The international System of Units (SI) was redefined in 2018. This historical event implemented a beautiful idea—a system of units defined entirely by...
IEEE Transactions on Instrumentation and Measurement, 16 novembre 2013, Volume : 62, Numéro : 6
We report on the evaluation, correction, and subsequent elimination of the mass-exchange errors in the National Research Council (NRC) of Canada watt balance....
The definition of the kilogram in the International System of Units (SI) is expected to be revised in 2018. The present definition of the kilogram, the mass of...
We report preparations underway at the National Institute of Standards and Technology (NIST) in the United States and at the National Research Council (NRC) in...