Title :
Low-noise cryogenic amplifier based on the Josephson effect
Author :
van der Ziel, A. ; Choe, H.M.
Author_Institution :
University of Minnesota, Department of Electrical Engineering, Minneapolis, USA
Abstract :
It is shown that an amplifier based on f.m. modulation of the frequency generated by a Josephson junction can have a very low-noise figure, and that it can handle voltages as small as 10¿12 V.
Keywords :
Josephson junctions; amplifiers; frequency modulation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19700401
