??? ???????? ???????? ? ????????????? ????????? ? ?????? NIST ??? 10000 ???????? ???????? ??????????????????? ??????????? ????? $\nu$ ?????????, ??????????? ???????? ???, ??? ??? ??????? ?????????????? ?????????????????? ????????. ??????????? ? ????? ? ??? ?? ???????????? ?????? ?????? ????? ???????????? ?????????????. ?????????, ???????????? ?? 14 162 ?????? ?? ????????????? ????? ???????, ?? ...

This document describes the procedures used at NIST to calibrate dc voltage standards in terms of the NIST volt. Three calibration services are offered by the Electricity Division: Regular Calibration Service (RCS) of client standard cells at NIST; the Volt Transfer Program (VTP) a process to determine the difference between the NIST volt and the volt as maintained by a group of standard cells ...

Farah Maria Drumond Chequer1, Daniel Junqueira Dorta2 and Danielle Palma de Oliveira1 1USP, Departamento de Análises Clínicas, Toxicológicas e Bromatológicas, Faculdade de Ciências Farmacêuticas de Ribeirão Preto, Universidade de São Paulo, Ribeirão Preto – SP, 2USP, Departamento de Química, Faculdade de Filosofia, Ciências e Letras de Ribeirão Preto, Universidade de São Paulo, Ribeirão Preto –...