Kovalenko, V.V.; Kovalenko, E.N.; Yunakova, O.N.; Yunakov, N.N.
(Functional Materials, 2016)
Absorption spectra of KPb2Br5 thin films of tetragonal (I) and monoclinic (II) structures were investigated in the spectral region of 2-6 eV and the temperature range of 90-440 K. It was found that KPb₂Br₅(I) of the ...