SPIN LATTICE RELAXATION BY LOCAL MODES: THEORETICAL CONSIDERATIONS.
Scientific rept. no. 4,
WESTINGHOUSE RESEARCH LABS PITTSBURGH PA
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A theoretical discussion of the temperature dependence of spin-lattice relaxation is given in which the role of local modes at light-mass defects is emphasized. Diagrams, analogous to those used by R. P. Feynman in quantum electrodynamics, are used. Author