Conservation of Hot Thermal Spin–Orbit Population of 2P Atoms in a Cold Quantum Fluid Environment - Thaler, Bernhard; Meyer, Ralf; Heim, Pascal; Ranftl, Sascha; Pototschnig, Johann V; Hauser, Andreas W; Koch, Markus; Ernst, Wolfgang E (The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory, 2019)