Media type: E-Article Title: Dependence of Impurity Absorption Bands on Lattice Parameters in Alkali Halide Crystals Contributor: Tyagi, R. C.; Sethi, V. C. imprint: Wiley, 1974 Published in: physica status solidi (b) Language: English DOI: 10.1002/pssb.2220650260 ISSN: 0370-1972; 1521-3951 Keywords: Condensed Matter Physics ; Electronic, Optical and Magnetic Materials Origination: Footnote: