Robuta

https://dmqis.stanford.edu/research/superconducting-sensors/single-microwave-photon-detectors-smpds Single Microwave Photon Detectors (SMPDs) | Dark Matter/Quantum Information Science (DMQIS) Group Photon counting offers a significantly lower-noise alternative to traditional linear amplifiers for measuring certain signals. At optical frequencies, we have... quantum information sciencedark matter