′�?, using a frequency of 295 cm−one, is attributed towards the stretching vibration of Ga–Se bonds. The 2-phonon absorption on the 295 cm−one phonon corresponds towards the crystal IR absorption edge, rather then the residual absorption peak. Density useful idea computations display the residual absorption of your BGSe crystal originates https://baga4se7crystal30973.blogvivi.com/33241816/top-guidelines-of-baga4se7-crystal