Optical spectroscopy of a-plane-oriented ZnO epilayers grown by plasma-assisted molecular beam epitaxy. - Lo, B.; Gaye, M.; Dioum, A.; Mohrain, C.; Tall, M.; Chauveau, J.; Doninelli Tesseire, M.; Ndiaye, S.; Beye, A. (Applied Physics A: Materials Science & Processing, 2014)