Author(s)
Simon G. Kaplan, H M. Lawler, Eric L. Shirley, S Bhat, M E. Thomas
We present detailed temperature dependent absorption spectra of GaP and GaAs at wavenumbers from 20 cm-1 to 350 cm-1 and temperatures between 10 K and 295 K. Comparison of the experimental data with the predictions of recent ab initio anharmonic lattice