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Localized vibrational modes in a strained diatomic chain

Authors
Journal
Physics Letters A
0375-9601
Publisher
Elsevier
Publication Date
Volume
191
Identifiers
DOI: 10.1016/0375-9601(94)90137-6

Abstract

Abstract Localized vibrational (LV) modes in an anharmonic diatomic chain strained by external stress are discussed in detail. It is found that if the magnitude of the stress is chosen correctly, the strained crystal provides a better environment for these localized excitations.

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