title: Free radicals in pyrimidines. An ESR-study of electron-irradiated single crystals of 5-nitro-6-methyluracil at 77K.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003461:Crystallography; D004578:Electron Spin Resonance Spectroscopy; D004583:Electrons; D005609:Free Radicals; D009574:Nitro Compounds / Q000528:radiation effects; D011830:Radiation Effects; D011854:Radiochemistry; D013057:Spectrum Analysis; D013696:Temperature; D014498:Uracil / Q000528:radiation effects*
chemical_list: D005609:Free Radicals; D009574:Nitro Compounds; D014498:Uracil