Experimental Efficiency of 11.2 % in Germanium Thermophotovoltaic Devices. - Álvaro Manuel Medrano; Esther López; Pablo García-Linares; Juan Villa; Gerard Rivera; Mansur Gamel; Gema López; Moisés Garín; Isidro Martín; Carlos del Cañizo; Alejandro Datas (15th World Conference On Thermophotovoltaic Generation Of Electricity, 2024)