title: Special techniques for the preparation of samples for low-temperature EPR spectroscopy.
mesh_terms: D000332:Aerobiosis; D000693:Anaerobiosis; D004578:Electron Spin Resonance Spectroscopy / Q000295:instrumentation / Q000379:methods*; D005615:Freezing; D007700:Kinetics; D010084:Oxidation-Reduction