Title :
Development of Josephson series arrays for a DC quantum voltmeter
Author :
Behr, R. ; Grimm, L. ; Funck, T. ; Kohlmann, J. ; Schulze, H. ; Muller, F. ; Niemeyer, J.
Author_Institution :
Phys. Tech. Bundesanstalt, Braunschweig, Germany
Abstract :
Josephson series arrays with a binary sequence of nonhysteretic junctions have been realized. The arrays of up to 8192 junctions (14 bit) are operated at microwave frequencies of about 70 GHz. Electronics is under development to build up a fully automated DC quantum voltmeter.
Keywords :
measurement standards; superconducting arrays; superconducting microwave devices; superconductor-insulator-superconductor devices; voltmeters; 70 GHz; DC quantum voltmeter; Josephson series arrays; binary sequence; microwave frequencies; nonhysteretic junctions; Attenuation; Binary sequences; Critical current; Current-voltage characteristics; Frequency; Microwave antenna arrays; Microwave generation; Stripline; Voltage; Voltmeters;
Conference_Titel :
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location :
Sydney, NSW, Australia
Print_ISBN :
0-7803-5744-2
DOI :
10.1109/CPEM.2000.851017
