Influence of long-term DC-aging and high power electron beam irradiation on the electrical and optical properties of InGaN LEDsG. Salviati, F. Rossi, N. Armani, M. Pavesi, M. Manfredi, G. Meneghesso, E. Zanoni, A. Castaldini and A. CavalliniEur. Phys. J. Appl. Phys., 27 1-3 (2004) 345-348DOI: https://doi.org/10.1051/epjap:2004066