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Development of thin‐film Cu(In,Ga)Se2 and CdTe solar cells
Cu(In,Ga)Se2 and CdTe heterojunction solar cells grown on rigid (glass) or flexible foil substrates require p-type absorber layers of optimum optoelectronic properties and n-type wide-bandgap partnerExpand
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Organometallic Halide Perovskites: Sharp Optical Absorption Edge and Its Relation to Photovoltaic Performance.
Solar cells based on organometallic halide perovskite absorber layers are emerging as a high-performance photovoltaic technology. Using highly sensitive photothermal deflection and photocurrentExpand
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Light trapping in solar cells: can periodic beat random?
Theory predicts that periodic photonic nanostructures should outperform their random counterparts in trapping light in solar cells. However, the current certified world-record conversion efficiencyExpand
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Efficient nanocoax-based solar cells
Despite requiring thick layers of rela-tively costly material, the vast majority of today’s solar pho-tovoltaic (PV) cells employ crystalline media, due to their superior energy conversion efficiencyExpand
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High‐Efficiency Amorphous Silicon Solar Cell on a Periodic Nanocone Back Reflector
An amorphous silicon solar cell on a periodic nanocone back reflector with a high 9.7% initial conversion efficiency is presented. The optimized back-reflector morphology provides powerful lightExpand
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Effects of NaF coevaporation on structural properties of Cu(In, Ga)Se2 thin films
Abstract Cu(In,Ga)Se 2 (CIGS) layers have been deposited using the three-stage process on Mo coated soda-lime glass substrates with an alkali diffusion barrier. Sodium has been incorporated in suchExpand
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Plasmonic absorption in textured silver back reflectors of thin film solar cells
We study the influence of different textures and dielectric environments on the excitation of surface plasmon resonances on silver because textured metallic films often serve as back contacts ofExpand
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Photocurrent increase in n-i-p thin film silicon solar cells by guided mode excitation via grating coupler
Angle resolved measurements of the external quantum efficiency of n-i-p single junction amorphous solar cell deposited on a grating structure show clearly defined peaks of enhanced photocurrent inExpand
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Light management in thin film silicon solar cells
Thin film silicon is an attractive and versatile material for photovoltaics whose manufacturing reached a high level of maturity. Owing to its moderate efficiency compared to crystallineExpand
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Review: Progress in solar cells from hydrogenated amorphous silicon
Hydrogenated amorphous silicon (a-Si:H) has been used for decades—doped and as intrinsic absorber layers—in thin-film silicon solar cells. Whereas their effiency was improved for a long time by theExpand
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