ZALAMAI, V. V.; TIRON, A. V.; RUSU, E. V.; MONAICO, E. V.; SYRBU, N. N.
(Tehnica UTM, 2019)
Absorption (K), reflection (R) and wavelength modulated transmission (ΔT/Δλ) spectra in SnS, SnS2 and SnSe crystals were investigated in temperature range from 300 to 10 K. Excitonic states were discovered in all investigated ...