SEARCH Articles Figures Tables Carotenoid cation radical resonance spectroscopy EPR spectroscopy benzene radical anion EPR spectroscopy ethyl radical ESR Spectroscopy of Inorganic and Organometallic Radicals Electron paramagnetic resonance spectroscopy stable free radicals Hydrocarbon radicals, spectroscopy Optical spectroscopy , organic radical ions Peroxy radicals spectroscopy Radical EPR spectroscopy Radical polymerization reactions spectroscopy Radicals Fourier transform spectroscopy Radicals by ESR spectroscopy Radicals, TRIR spectroscopy Tyrosyl radical spectroscopy