Tommy Holmqvist
Forskningsingenjör
High-resolution superconducting single-flux quantum comparator for sub-Kelvin temperatures
Författare
Summary, in English
A design of sub-Kelvin single-flux quantum (SFQ) circuits with reduced power dissipation and additional cooling of shunt resistors has been developed and characterized. The authors demonstrate operation of SFQ comparators with current resolution of 40 nA at 2 GHz sampling rate. Due to improved cooling the electron temperature in shunt resistors of a SFQ comparator is below 50 mK when the bath temperature is about 30 mK.
Publiceringsår
2006
Språk
Engelska
Publikation/Tidskrift/Serie
Applied Physics Letters
Volym
89
Issue
13
Dokumenttyp
Artikel i tidskrift
Förlag
American Institute of Physics (AIP)
Status
Published
ISBN/ISSN/Övrigt
- ISSN: 0003-6951