title: Electron spin resonance study of x-irradiated single crystals of semicarbazide.
mesh_terms: D003461:Crystallography; D003903:Deuterium / Q000528:radiation effects; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D008722:Methods; D011830:Radiation Effects; D012663:Semicarbazides / Q000528:radiation effects*
chemical_list: D005609:Free Radicals; D012663:Semicarbazides; D003903:Deuterium