Luminescent emission of multi-junction InGaP/InGaAs/Ge PV cells under high intensity irradiation.
V. Paraskeva, M. Norton, M. Hadjipanayi, M. Pravettoni, G. E. Georghiou, Solar Cells and Material Journal, SOLMAT, Vol 134, pp 175-184, doi: 10.1016/j.solmat.2015.11.047, 2015.