Siddarth Joshi's group works on satellite-based quantum key distribution, quantum information protocols, and chip-scale quantum technologies. Research: (1) QKD receiver miniaturization for satellites and CubeSats; (2) chip-scale quantum random number generation and single-photon detection; (3) quantum metrology and sensing with photonic chips. Part of EPSRC Quantum Communications Hub.
Wysocki develops quantum-cascade-laser-based spectroscopic sensing systems, including external-cavity QCLs, dispersion spectroscopy, and mid-IR dual-comb spectrometers, that routinely reach fundamental quantum-noise detection limits for trace-gas sensing; applications span atmospheric/environmental monitoring, drone-based methane leak detection, industrial process control, and human breath-based metabolic/medical diagnostics.