3 papers
cond-mat.supr-con2025
Demonstration of Superconductor Shift Registers with Energy Dissipation Below Landauer's Thermodynamic Limit
Sergey K. Tolpygo, Evan B. Golden, Vasili K. Semenov
We study energy dissipation and propagation of information encoded by Josephson vortices in two types of circular shift register: a) a uniform register composed of sections of disc…
cond-mat.supr-con2025
Characterization of Flux Trapping in and Fabrication of Large-Scale Superconductor Circuits Using AC-Biased Shift Registers With 108500 Josephson Junctions
Evan B. Golden, Neel A. Parmar, Vasili K. Semenov +1
A variety of superconductor integrated circuits comprising six ac-powered SFQ shift registers with a total of 27078 bits and 108500 Josephson junctions (JJs) per 5 mm x 5 mm chip h…
cond-mat.supr-con2024
Development of a Neuromorphic Network Using BioSFQ Circuits
Evan B. Golden, Vasili K. Semenov, Sergey K. Tolpygo
Superconductor electronics (SCE) appear promising for low energy applications. However, the achieved and projected circuit densities are insufficient for direct competition with CM…