Low-band-gap Ga0.5In0.5P grown on (511)B GaAs substrates - Kurtz, Sarah R.; Olson, J. M.; Arent, D. J.; Bode, M. H.; Bertness, K. A. (American Institute of Physics (AIP), 1994)
http://dx.doi.org/10.1063/1.355756
Keywords: U