′�?, which has a frequency of 295 cm−one, is attributed to your stretching vibration of Ga–Se bonds. The two-phonon absorption with the 295 cm−1 phonon corresponds towards the crystal IR absorption edge, as opposed to the residual absorption peak. Density practical theory computations present that the residual absorption of your https://baga4se7-crystal63073.affiliatblogger.com/84566420/how-much-you-need-to-expect-you-ll-pay-for-a-good-baga4se7-crystal