DEPENDENCE OF EPR SPECTRA OF FREE RADICAL SPECIES IN POLYMETHYLMETHACRYLATE ON $gamma$-IRRADIATION DOSE
Gamma dose effects on the electron paramagnetic resonance (EPR) structure of free radical species in polymethylmethacrylate (PMMA) were investigated. Cubic samples of 30 mm/sup 3/ volume were irradiated with Co/sup 60/ at 1.17 r/hr. The EPR spectra were measured using an apparatus having 100-kc modulation and a 9300-Mc microwave system. Derivative curves of the spectra were obtained using a phase detector. Spectral-change data are presented in graphical form. (L.N.N.)
- Research Organization:
- Nuclear Research Inst., Czechoslovak Academy of Sciences, Rez
- Sponsoring Organization:
- USDOE
- NSA Number:
- NSA-16-013099
- OSTI ID:
- 4800231
- Journal Information:
- Czechoslov. J. Phys., Journal Name: Czechoslov. J. Phys. Vol. Vol: B 11
- Country of Publication:
- Country unknown/Code not available
- Language:
- English
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