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Information × Registration Number 0200U003935, 0198U003102 , R & D reports Title Reflection of the correlation of the lowdimensionality and disordering in the energy spectra and the physical properties of the and crystals. popup.stage_title Head Bercha D.M., Registration Date 04-12-2000 Organization Uzhgorod State University. popup.description2 The complex investigations of the energy spectra of the and (with deformation) have been carriedent.The phonon spectra of the stability problem are studied. The low frequence optical branches and the the lowfranquense minimum in the acoustic brand. It can be ions of the superstructure, disodering and the strong electron-phonon interection. The density of states in and the parthive density are calculated. Product Description popup.authors popup.nrat_date 2020-04-03 Close