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.

Michler's IHFG grows and studies semiconductor quantum dots as on-demand single- and entangled-photon sources, including telecom-band emitters, on-chip Hanbury-Brown-Twiss/photonic integration, and atom-QD hybrid interfaces - core fundamental-light and quantum-photonic-sensing resources. Cleanroom epitaxy on site. In the broader landscape of NV-centre ensemble quantum sensing (DEER, nano-NMR, T1 relaxometry) operating near pT/sqrt(Hz) sensitivity, this work supplies nonclassical light sources that can enhance optical sensing.

Leonardo Midolo develops III-V optoelectronic quantum devices at NBI. Research: (1) nanomechanical quantum photonic integrated circuits (NOEMS) — GaAs waveguide phase shifters, routers, and switches for single-photon routing; (2) heterogeneous integration of quantum dot emitters on silicon and SiN platforms; (3) quantum key distribution with deterministic single-photon sources over field-installed dark fibre. Group established 2022; Beamfox spinout for proximity correction.

Stefano Paesani works on photonic quantum information processing and quantum sensing. Research: (1) silicon quantum photonic integrated circuits for quantum computing and measurement; (2) boson sampling and quantum advantage with photons; (3) quantum sensing using photonic cluster states. Recently joined Lodahl group at NBI as associate professor.

Patel's research focuses on quantum photonics and quantum information, developing high-performance single-photon and entangled-photon sources and photonic circuits for quantum communication and computing applications.

Sapienza's Integrated Quantum Photonics group studies quantum optics on a chip, developing nanophotonic devices that integrate solid-state single-photon emitters (III-V quantum dots) with photonic crystal and plasmonic cavities, alongside investigations of quantum effects in biomolecules.

Ying Wang (assistant professor in Quantum Optoelectronic Devices group) researches GaAs-based integrated photonics for quantum applications: electro-optical quantum dot devices, GaAs-on-insulator waveguide integration, and chip-scale quantum photonics for sensing and QKD.