15 citations · 15 across the 1 of their papers we have counts for
3 papers
cond-mat.supr-con2010★ 15 cited
Diffusion stop-layers for superconducting integrated circuits and qubits with Nb-based Josephson junctions
Sergey K. Tolpygo, Denis Amparo, Richard T. Hunt +2
New technology for superconductor integrated circuits has been developed and is presented. It employs diffusion stoplayers (DSLs) to protect Josephson junctions (JJs) from interlay…
cond-mat.supr-con2009
Fabrication process-induced variations of Nb/Al/AlOx/Nb Josephson junctions in superconductor integrated circuits
Sergey K. Tolpygo, Denis Amparo
Currently, superconductor digital integrated circuits fabricated at HYPRES, Inc. can operate at clock frequencies of ~ 40 GHz. The circuits present multilayered structures containi…
cond-mat.supr-con2008
Electrical stress effect on Josephson tunneling through ultrathin AlOx barrier in Nb/Al/AlOx/Nb junctions
Sergey K. Tolpygo, Denis Amparo
The effect of dc electrical stress and breakdown on Josephson and quasiparticle tunneling in Nb/Al/AlOx/Nb junctions with ultrathin AlOx barriers typical for applications in superc…