DocumentCode
2276964
Title
Uncertainty budget for the NIM QHR standard system
Author
He, Q. ; Zhang, Z. ; Li, Z. ; Zhao, J.
Author_Institution
Nat. Inst. of Metrol., Beijing
fYear
2008
fDate
8-13 June 2008
Firstpage
160
Lastpage
161
Abstract
In this paper, the uncertainty of the QHR standard system at NIM is estimated and the combined standard uncertainty is given out. A new method to calibrate CCC ratio unit working in-situ is introduced.
Keywords
electric resistance measurement; measurement standards; measurement uncertainty; quantum Hall effect; cryogenics current comparator; quantum Hall resistance standard system; standard uncertainty; Bridge circuits; Calibration; Capacitors; Detectors; Insulation; Metrology; Personal communication networks; Resistors; Uncertainty; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 2008. CPEM 2008. Conference on
Conference_Location
Broomfield, CO
Print_ISBN
978-1-4244-2399-6
Electronic_ISBN
978-1-4244-2400-9
Type
conf
DOI
10.1109/CPEM.2008.4574702
Filename
4574702
Link To Document