Nurakhmetov, T.N.; Salikhodzha, Zh.M.; Bakhtizin, R.Z.; Zhunusbekov, A.M.; Kainarbay, A.Zh.; Daurenbekov, D.H.; Sadykova, B.M.; Zhangylyssov, K.B.; Yussupbekova, B.N.
(2019)
The methods of vacuum-ultraviolet and thermal activation spectroscopy were used to measure the excitation spectra of impurity radiation in the fundamental absorption band of K 2 SO 4 -Cu crystals at
15 K and 300 K. An ...