DocumentCode
2187937
Title
Quadrature bridge for the comparison of quantum Hall resistors with capacitors
Author
Melcher, J. ; Schumacher, B.
Author_Institution
Physikalisch Tech. Bundesanstalt, Braunschweig, Germany
fYear
1994
fDate
June 27 1994-July 1 1994
Firstpage
110
Lastpage
111
Abstract
A quadrature bridge for the comparison of two quantized Hall resistances R/sub H/(2)=12906.4035 /spl Omega/ and two 10 nF capacitances is described The bridge was designed for a high-precision determination of the von Klitzing constant in SI units, based on a realisation of the farad via the Thompson-Lampard capacitor.<>
Keywords
bridge circuits; bridge instruments; capacitance measurement; capacitors; constants; electric resistance measurement; measurement standards; quantum Hall effect; resistors; units (measurement); 10 nF; 12906.4035 ohm; SI units; Thompson-Lampard capacitor; farad; high-precision determination; measurement units; ohm; quadrature bridge; quantum Hall resistors; von Klitzing constant; Bridge circuits; Cables; Capacitance; Capacitors; Resistors; Stability; Temperature; Testing; Uncertainty; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements, 1994. Digest., 1994 Conference on
Conference_Location
Boulder, CO, USA
Print_ISBN
0-7803-1984-2
Type
conf
DOI
10.1109/CPEM.1994.333428
Filename
333428
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