Cryogenic in-memory computing bridges AI with quantum computing, increasing energy efficiency and reducing latency

https://www.eurekalert.org/news-releases/1077933

"AI accelerators, quantum processors, 10s of cm apart...  magnetic topological insulator  (chromium-doped bismuth-antimony-telluride) Hall-bar have large bulk energy band gaps like insulators, conducting states on surfaces/ edges, large spin current generation efficiency related to spin-momentum locking of surface states, quantum anomalous Hall effect... efficient current-induced magnetization switching... strong signals, no sneak paths,.. 4 devices achieved 724 tera-operations per second per Watt performance level"