Abstract
A new method for generation of high-frequency phonons is reported. Phonons were generated in CaF2 crystals by multiphonon absorption of infrared radiation of a CO2 laser. The new method was applied to study transient broadband spectra of nonthermal phonons.
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© 1984 Springer-Verlag Berlin Heidelberg
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Happek, U., Baumgartner, R., Renk, K.F. (1984). Infrared Excitation of High-Frequency Phonons by Multiphonon Absorption. In: Eisenmenger, W., Laßmann, K., Döttinger, S. (eds) Phonon Scattering in Condensed Matter. Springer Series in Solid-State Sciences, vol 51. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-82163-9_6
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DOI: https://doi.org/10.1007/978-3-642-82163-9_6
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