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pro vyhledávání: '"H G Nubbemeyer"'
Autor:
F akiroglu, A T. Ince, J H Lin, H G Nubbemeyer, B. W. Mangum, H-J Jung, R. Dematteis, E R. Pfeiffer, Gregory F. Strouse, Q Zhao, P. Marcarino, Yang Liu, T I Yeh, J Valencia-Rodriguez
Publikováno v:
Metrologia. 33:215-225
In this paper we present results of international comparisons of fixed-point cells of some of the defining fixed-point materials of the International Temperature Scale of 1990. These comparisons involved cells from seven national laboratories, althou
Autor:
H G Nubbemeyer, J Fischer
Publikováno v:
Metrologia. 39:03001-03001
This report describes key comparison CCT-K4 held under the auspices of the Consultative Committee for Thermometry (CCT). For the first time, local realizations of ITS-90 temperatures were compared by directly circulating aluminium and silver freezing