Evtodiev, Silvia; Caraman, Iulia; Dmitroglo, Liliana; Leontie, L.; Nedeff, V.; Dafinei, A.; Lazar, G.; Evtodiev, I.
(American Scientific Publishers, 2011)
GaS, GaSe and GaTe are typical representatives of III–VI layered semiconductor materials, showing highly anisotropic mechanical and optical properties. At photon energies hν < E g , the anisotropy ratio for the absorption ...