FAR-INFRARED REFLECTION SPECTRA, TO- AND LO-PHONON FREQUENCIES, COUPLED AND DECOUPLED PLASMON-PHONON MODES, DIELECTRIC CONSTANTS, AND EFFECTIVE DYNAMICAL CHARGES OF MANGANESE, IRON, AND PLATINUM GROUP PYRITE TYPE COMPOUNDS.

Article abstract of DOI:10.1016/0022-3697(85)90109-X

A study is made of the far-infrared reflection spectra, the phonon frequencies, and the optical and dielectric constants of the pyrites RuS//2, RuSe//2, RuTe//2, OsS//2, OsSe//2, OsTe//2, PtP//2, PtAs//2, and PtSb//2.