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Fig. 2 | Nanoscale Research Letters

Fig. 2

From: Optimization of GaAs Nanowire Pin Junction Array Solar Cells by Using AlGaAs/GaAs Heterojunctions

Fig. 2

a The absorption spectra of the GaAs nanowire and its AlGaAs/GaAs counterparts with axial and radial heterostructures. The vertical cross section of optical generation profiles in the b AlGaAs/GaAs axial heterostructure nanowire, c AlGaAs/GaAs radial heterostructure nanowire, and d GaAs nanowire. e The absorption spectra of the intrinsic regions in GaAs nanowire axial pin junction solar cells and its AlGaAs/GaAs counterparts. f The absorption spectra of the intrinsic regions in GaAs nanowire radial pin junction solar cells and their AlGaAs/GaAs counterparts

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