Far infrared absorption spectra of some
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G.H. Wegdam; R. Bonn; J. Van der Elsken
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Article
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1968
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Elsevier Science
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English
β 236 KB
The low temperature spectra of solid film-\_ of sodium and cesium nitrate show wry sharp absorption bands that must be ascribed to the transversal optical modes of the crystal lattice. With increasing temperature these bands broaden considerably but no special eflect at the point of fusion is notice