Long-Term Monitoring of a Group of Standard Cells by means of the ac Josephson Effect
I K Harvey; J C Macfarlane; R B Frenkel; I K Harvey; National Measurement Laboratory, CSIRO, University Grounds, City Road, Chippendale, NSW, Australia 2008; J C Macfarlane; National Measurement Laboratory, CSIRO, University Grounds, City Road, Chippendale, NSW, Australia 2008; R B Frenkel; National Measurement Laboratory, CSIRO, University Grounds, City Road, Chippendale, NSW, Australia 2008
Журнал:
Metrologia
Дата:
1976-04-01
Аннотация:
A group of seven standard cells has been monitored for a five-year period using the ac Josephson effect. The results show that the mean emf of the group has changed at a rate of only 0.04 microvolts per year. Data are also presented on the individual cells of the group.
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