Radiation effects in x-irradiated hydroxy compounds
Journal Article
·
· J. Chem. Phys.; (United States)
Radiation effects are compared in single crystals of xylitol, sorbitol, and dulcitol x-irradiated at 4.2 /sup 0/K. In xylitol and dulcitol, but not in sorbitol, a primary oxidation product is identified as an alkoxy radical. ENDOR measurements detected three proton hyperfine couplings associated with the alkoxy ESR absorption, one of which is attributed to a proton three bond lengths removed from the seat of unpaired spin density. Intermolecular trapping of electrons is observed in all three crystals. ENDOR measurements were made of the hyperfine couplings between the trapped electron and the hydroxy protons forming the trap.
- Research Organization:
- Biophysics Department, Roswell Park Memorial Institute Buffalo, New York 14263
- OSTI ID:
- 5548912
- Journal Information:
- J. Chem. Phys.; (United States), Vol. 72:2
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
ALCOHOLS
RADIOLYSIS
ALKOXY RADICALS
ELECTRON SPIN RESONANCE
ENDOR
MOLECULAR CRYSTALS
MONOCRYSTALS
TRAPPED ELECTRONS
ULTRALOW TEMPERATURE
X RADIATION
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
CRYSTALS
DECOMPOSITION
ELECTROMAGNETIC RADIATION
ELECTRONS
ELEMENTARY PARTICLES
FERMIONS
HYDROXY COMPOUNDS
IONIZING RADIATIONS
LEPTONS
MAGNETIC RESONANCE
ORGANIC COMPOUNDS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RADICALS
RESONANCE
400600* - Radiation Chemistry
ALCOHOLS
RADIOLYSIS
ALKOXY RADICALS
ELECTRON SPIN RESONANCE
ENDOR
MOLECULAR CRYSTALS
MONOCRYSTALS
TRAPPED ELECTRONS
ULTRALOW TEMPERATURE
X RADIATION
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
CRYSTALS
DECOMPOSITION
ELECTROMAGNETIC RADIATION
ELECTRONS
ELEMENTARY PARTICLES
FERMIONS
HYDROXY COMPOUNDS
IONIZING RADIATIONS
LEPTONS
MAGNETIC RESONANCE
ORGANIC COMPOUNDS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RADICALS
RESONANCE
400600* - Radiation Chemistry