A resistance bridge based on a cryogenic current comparator achieving sub-$10^{-9}$ measurement uncertainties

W. Poirier, D. Leprat, F. Schopfer

A new resistance bridge has been built at the Laboratoire national de métrologie et d'essais (LNE) to improve the ohm realization in the $Syst\grave{e}meInternational$ (SI) of units from…