Temperature dependence of ESR spectra of nitroxide spin probe in glassy polymers
β Scribed by Daria A. Chernova; Andrey Kh. Vorobiev
- Publisher
- John Wiley and Sons
- Year
- 2009
- Tongue
- English
- Weight
- 661 KB
- Volume
- 47
- Category
- Article
- ISSN
- 0887-6266
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## Abstract The rotational mobility of molecules in glassy polymers was investigated by quantitative simulations of electron spin resonance spectra of nitroxide spin probes with molecules of different sizes. The motional models were determined unambiguously when the experimental and calculated spec
The double-modulation ESR spin-probe technique was emmotion regime, the homogeneous linewidth (1/T 2 ) is larger ployed to study slow-motional dynamics in amorphous polymer than 1/T 1 , one can expect that the measurement of T 1 would matrices of polybutadiene, polyisobutylene, poly(methyl methacmak