ANDRIESH, A. M.; SYRBU, N. N.; IOVU, M. S.; TAZLAVAN, V. E.
(WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1995)
Reflectivity spectra of CuAlS2, CuAlSe2, and CuGaSe2 crystals have been investigated in the wave number range 50 to 600 cm−1 for the polarizations E ‖ c and E ⊥ c. The fundamental phonon parameters, the limiting dielectric ...