Radiation centers in alkaline-earth hydroxides
The authors showed previously that the radiation stability of alkaline-earth oxides depends to a great extent on their content of impurity OH/sup -/ ions. There is virtually no information on the radiation stability of alkaline-earth hydroxides, which are secondary products in a number of radiation technology processes. In the present investigation they have studied by EPR and optical spectroscopy the nature, formation kinetics, and annealing of radiation-induced defects in ..gamma..-irradiated polycrystalline specimens of Mg and Ca hydroxides as functions of treatment temperature. In polycrystalline specimens of magnesium and calcium hydroxides ..gamma..-irradiated at 77/sup 0/K, O/sup -/ ion-radicals, surface F/sub s/ centers, and stabilized hydrogen atoms have been observed. Based on a study of the accumulation kinetics of the radiation defects it can be concluded that alkaline-earth hydroxides are unstable toward radiation.
- Research Organization:
- Institute of Physical Chemistry, Moscow, USSR
- OSTI ID:
- 6225396
- Journal Information:
- Bull. Acad. Sci. USSR, Div. Chem. Sci. (Engl. Transl.); (United States), Journal Name: Bull. Acad. Sci. USSR, Div. Chem. Sci. (Engl. Transl.); (United States) Vol. 35:5; ISSN BACCA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Formation of vacancies in the thermal decomposition of hydroxides of alkaline-earth metals
Electron traps in irradiated alkaline glasses at 77 K studied by stimulated luminescence. [Gamma rays]
Related Subjects
360602 -- Other Materials-- Structure & Phase Studies
360605 -- Materials-- Radiation Effects
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
400600* -- Radiation Chemistry
ABSORPTION SPECTRA
ALKALINE EARTH ISOTOPES
ALKALINE EARTH METAL COMPOUNDS
ANNEALING
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CALCIUM 43
CALCIUM COMPOUNDS
CALCIUM HYDROXIDES
CALCIUM ISOTOPES
CAPTURE
CHEMICAL RADIATION EFFECTS
CHEMISTRY
COBALT 60
COBALT ISOTOPES
CRYSTAL DEFECTS
CRYSTAL STRUCTURE
CRYSTALS
DEUTERIUM COMPOUNDS
DIAMAGNETISM
ELECTROMAGNETIC RADIATION
ELECTRON CAPTURE
ELECTRON SPIN RESONANCE
ELECTRONS
ELEMENTARY PARTICLES
EVEN-ODD NUCLEI
FERMIONS
GAMMA RADIATION
HEAT TREATMENTS
HOLES
HYDROGEN COMPOUNDS
HYDROXIDES
INFRARED SPECTRA
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IONIZING RADIATIONS
IRRADIATION
ISOMERIC TRANSITION ISOTOPES
ISOTOPE RATIO
ISOTOPES
LEPTONS
LIGHT NUCLEI
LINE WIDTHS
MAGNESIUM 25
MAGNESIUM COMPOUNDS
MAGNESIUM HYDROXIDES
MAGNESIUM ISOTOPES
MAGNETIC RESONANCE
MAGNETISM
MINUTES LIVING RADIOISOTOPES
NUCLEI
ODD-ODD NUCLEI
OPACITY
OPTICAL PROPERTIES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
PHYSICAL RADIATION EFFECTS
POLYCRYSTALS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RADIOISOTOPES
RELAXATION
RELAXATION TIME
RESONANCE
SPECTRA
SPIN-SPIN RELAXATION
STABLE ISOTOPES
YEARS LIVING RADIOISOTOPES