Far-infrared spectra of Pb(1-x)Mn(x)Tealloysстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:Far-infrared reflectivity spectra of Pb1−xMnxTe (0.0001⩽x⩽0.1) single crystals were measured in the 10–250 cm−1 range at room temperature. The analysis of the far-infrared spectra was made by a fitting procedure based on the model of coupled oscillators. In spite of the strong plasmon–LO phonon interaction, we found that the long wavelength optical phonon modes of these mixed crystals showed an intermediate one–two mode behavior.