Effect of. gamma. radiation on high-water-content glasses
Journal Article
·
· J. Am. Ceram. Soc.; (United States)
Na/sub 2/OX3SiO/sub 2/ glasses containing up to approx. =11 wt% water were prepared under high-pressure, hydrothermal conditions. The samples were exposed to gamma radiation of 5x10/sup 7/ rad. Optical and ESR measurements were made before and after exposure to radiation, and it was found that the induced absorption in the visible region decreased drastically with increasing H/sub 2/O concentration. The induced ESR signal-integrated intensity also decreased with increasing water content. After irradiation an increase was observed in the fundamental OH absorption bands in the IR region of the spectra of the water-containing specimens.
- Research Organization:
- Rensselaer Polytechnic Institute, Troy, New York 12181
- DOE Contract Number:
- AC02-79ER10453
- OSTI ID:
- 5709980
- Journal Information:
- J. Am. Ceram. Soc.; (United States), Journal Name: J. Am. Ceram. Soc.; (United States) Vol. 65:9; ISSN JACTA
- Country of Publication:
- United States
- Language:
- English
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CHALCOGENIDES
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RADIATION CHEMISTRY
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RADIATIONS
RESONANCE
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360605* -- Materials-- Radiation Effects
ABSORPTION SPECTRA
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CHALCOGENIDES
CHEMICAL PREPARATION
CHEMICAL RADIATION EFFECTS
CHEMISTRY
ELECTROMAGNETIC RADIATION
ELECTRON SPIN RESONANCE
GAMMA RADIATION
GLASS
HYDROGEN COMPOUNDS
INFRARED SPECTRA
IONIZING RADIATIONS
IRRADIATION
MAGNETIC RESONANCE
OXIDES
OXYGEN COMPOUNDS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RESONANCE
SILICATES
SILICON COMPOUNDS
SODIUM COMPOUNDS
SODIUM OXIDES
SODIUM SILICATES
SPECTRA
SYNTHESIS
VISIBLE SPECTRA
VITRIFICATION
WATER