Sheffield Hallam University (GB) NUSOD contributions 2008 - Nottingham ThB2 — The alpha factor of a quantum cascade laserThB3 — Intersubband Lasing without Inversion2007 - Newark TuB4 — Intersubband Antipolariton: A New Quasiparticle2005 - Berlin TuD1 — Modelling of Transport and Gain in Quantum Cascade Lasers (invited) - (INVITED)2004 - Santa Barbara ThB2 — Nonequilibrium and Many Body Effects in the Realistic Simulation of Intersubband Emitters (invited) - (INVITED)TuA3 — Microscopic theory for interband and intersubband optical responses of quantum well laser media2003 - Tokyo MA2 — Nonequilibrium Theory for Gain in Quantum Cascade Lasers2002 - Zurich S07-02 — Nonequilibrium Theory for Absorption and Gain in Quantum Cascade Lasers - (LATE-NEWS) NUSOD rolesProgram Committee — 2005, 2007–2014