[PDF] Top 20 Plasmon Enhanced Light Absorption in GaAs Nanowire Array Solar Cells

... NWA solar cells to improve the photoconversion effi- ciency at a low D / P ...the light ab- sorption ...near-bandgap light, and by engineer- ing the metallic nanoparticles, localized surface ... See full document

... the light absorption of ...tween light absorption and carrier collection, during past decades, many light-trapping schemes have been pro- posed, such as quantum dot solar cell ... See full document

... the absorption of the de- pletion region by reducing the absorption of the top p (or n) region ...optical absorption as the incident light can be directly absorbed by the depletion region ... See full document

... Solar cells stand to benefit greatly from plasmonic light trapping, where plasmonic excitation leads to an increased absorption of light in the adjacent semiconductor film and a ... See full document

... are signed. Meanwhile, as shown in Figure 1b, a more realistic condition, under which the Si NWA structure is fully infiltrated with P3HT, is also considered. The refract- ive indexes of silicon and P3HT used in this ... See full document

... in GaAs, demonstrating the absorption enhancement induced by ...hybrid solar cells, fewer carriers are generated in the NW core region, since some carriers are concentrated in QD regions ... See full document

... incident light as possible: light scattering from metal nanoparticles, near-field concentration effects by localized surface plasmons, and waveguide modes at the metal/semiconductor interface ...surface ... See full document

... Nanowire-based solar cells hold promise for next gener- ation ...including light trapping effects to enhance broadband optical absorption [1,2] and the possibility to en- gineer radial ... See full document

... two-photon absorption [11, ...centrated light when CB-VB recombination ...QD absorption volume, the sub-bandgap absorption in QDSCs is rather low and only contributes to ~1 % of the overall ... See full document

... the absorption is uniquely determined by the reflection and decreases with larger filling ratios in the visible wavelength region ( l < 700 ...of GaAs in these wavelengths. The trend of enhanced ... See full document

... overall absorption tends to decrease with the increasing AlGaAs ...for GaAs NWs, the conversion efficiency decreases linearly with the increase of p-region length, due to the increasing number of ... See full document

... Recently, polymer nanowires are alternatively being used as optical waveguides in sensing applications due to their attractive features. Polymer nanowires have better mechanical flexibility compared to semiconductor ... See full document

... Si solar cells and Si-NW solar cells 33 , showing that the differences may be significantly greater than for the CdTe ...the absorption efficiency of the differing materials: CdTe films ... See full document

... In this chapter, the theoretical studies of the un-coated and gold-coated ormocomp waveguides using advanced numerical analysis are presented. Both un-coated and gold-coated waveguides with two different structures, ... See full document

... and nanowire‐based designs allow for completely monolithic photoelectrochemical devices by facilitating direct integration of the ion‐conducting membrane into the ... See full document

... We used 0.1 M iron(II) chloride, 0.6 M nickel(II) sulfamate, 0.5 M boric acid, 0.05 M sodium saccharin, and 0.005 M ascorbic acid as electrolytes to produce the electroformed metal substrate of the thin-film solar ... See full document

... transmitted light at certain wavelengths was much larger than what was predicted by Bethe’s theory when they did light transmission experiments on gold and silver thin films with nanohole ...of light ... See full document

... weight ratio and number of spin-coating layers – to the surface morphology of the nanocomposite to find out the optimum fabrication conditions. Some experimental results of thin film such as structural property (X ray ... See full document

... by light often agree well; for example, simulation results from nanos- caled antennae which can effectively enhance light emission have been reported ... See full document

... treated FTO substrate was placed in the Teflon reactor containing the precursor solution. The hydrothermal synthesis was conducted at 180 o C for 4 h in an electric oven. After synthesis, the autoclave was cooled to room ... See full document