Brillouin scattering in gases shows the unique property to offer an enhanced temperature sensitivity at very low temperatures. This attractive solution for cryogenic systems is justified theoretically and validated experimentally.
Tobias Kippenberg, Christophe Marcel Georges Galland, Giulia Tagliabue, Magalí Alejandra Lingenfelder, Sachin Suresh Verlekar, Wen Chen, Karla Banjac, Aqeel Ahmed, Philippe Andreas Rölli