Cathodoluminescence study of widegap-semiconductor nanowiresT. Sekiguchi, Q. Liu, T. Tanaka, J. Hu, Y. Zhu and Y. BandoEur. Phys. J. Appl. Phys., 27 1-3 (2004) 107-109DOI: https://doi.org/10.1051/epjap:2004062