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On the UV Absorption of Heavy Metal Ions in Alkali Halide Crystals II. Interpretation of the Temperature Dependences of the UV Dipole Strength
Author(s) -
Fussgaenger K.
Publication year - 1969
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.19690360228
Subject(s) - halide , alkali metal , anharmonicity , oscillator strength , phonon , dipole , ion , absorption (acoustics) , metal , chemistry , inorganic chemistry , materials science , atomic physics , condensed matter physics , physics , metallurgy , organic chemistry , astronomy , composite material , spectral line
The different temperature dependences of the UV dipole strength of forbidden electronic Ag + , Cu + , and Tl + transitions in alkali halide crystals are interpreted by electron‐phonon interaction, anharmonicity of phonons, off‐centre effects, and thermal relaxations of the centres.