Romain LONG

Romain LONG is a Teaching Professor in the Physics Department at ENS-PSL Sorbonne University. His research focuses on quantum optics, atomic physics, and advanced optical systems. He specializes in the development of microcavities for quantum sensing and precision measurements, with applications in environmental monitoring and quantum engineering.

Key research interests include cold atom manipulation, cavity-polariton interactions, and the design of ultra-stable optical systems using femtosecond laser processing. His work bridges theoretical and experimental approaches, addressing challenges in light-matter coupling and quantum coherence preservation.

Publications highlight innovations in fiber Fabry-Perot microcavities, optical trapping techniques, and novel methods for spectral engineering in atomic ensembles. His contributions advance foundational quantum science and applied technologies like greenhouse gas analysis systems.