solar street light trapping in slanted conical pore photonic

Plasmonic Light Trapping in Thin-film Silicon Solar Cells ...

Jun 27, 2012· Plasmonic metal nanoparticles are of great interest for light trapping in thin-film silicon solar cells. In this Letter, we demonstrate experimentally that a back reflector with plasmonic Ag nanoparticles can provide light-trapping performance comparable to state-of-the-art random textures in n-i-p amorphous silicon solar cells. This conclusion is based on the comparison to high performance n ...

Light Trapping, Absorption and Solar Energy Harvesting …

Jun 04, 2014· Our optimized design for 200 nm equivalent bulk thickness of GaAs, is a square-lattice, slanted conical-pore photonic crystal (lattice constant 550 nm, pore diameter 600 nm, and pore depth 290 nm), passivated with AlGaAs, deposited on a silver back-reflector, with ITO upper contact and encapsulated with SiOmore »

Solar light trapping in slanted conical-pore photonic crystals

Sep 25, 2013· Our one-micron structure consists of a photonic crystal square lattice constant of 850nm and slightly overlapping inverted cones with upper (base) radius of 500nm and 1600nm cone depth. When the solar cell is packaged with silica (each pore filled with SiO 2 and modulation on the top is added), the MAPD in the wavelength range of 400-1100nm becomes 32.6mA/cm 2 still higher than the Lambertian 4n 2 benchmark of …

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Light trapping and solar energy harvesting in thin-film ...

Sep 29, 2014· Photonic crystals are widely known for their light-trapping capabilities. This is often associated with the occurrence of a photonic band gap or other suppression in the electromagnetic density of states [1-3]. This enables guiding of light on an optical micro-chip and unprecedented forms of strong-coupling between light and matter.

Plasmonic photo-thermoelectric energy converter with black ...

Dec 01, 2015· It was demonstrated , , by numerical simulations that slanted conical holes arranged in a photonic crystal (PhC) lattice in an active 1600-nm-thick Si-layer on top of a silver reflector would increase solar cell absorbance up to 85% of the solar light in a spectral window of 300–1100 nm.

Progress and prospects for ultrathin solar cells | Nature ...

Nov 02, 2020· Eyderman, S., John, S. & Deinega, A. Solar light trapping in slanted conical-pore photonic crystals: beyond statistical ray trapping. ... C. et al. Nanomoulding of transparent zinc oxide ...

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Synergistic plasmonic and photonic crystal light-trapping ...

Recently, a silicon PC, consisting of slanted conical pores that can trap and absorb sunlight beyond the Lambertian limit over the entire solar spectrum was introduced . This architecture combines both an antireflective graded index and PC light-trapping to achieve Buyereptional solar absorption in silicon films as thin as 380 nm (equivalent bulk thickness).

Synergistic plasmonic and photonic crystal light-trapping ...

We demonstrate, numerically, that with a 60 nanometer layer of optical up-conversion material, embedded with plasmonic core-shell nano-rings and placed below a sub-micron silicon conical-pore photonic crystal it is possible to absorb sunlight well above the Lambertian limit in the 300-1100 nm range. With as little as 500 nm, equivalent bulk thickness of silicon, the maximum achievable photo ...

Light-trapping and recycling for extraordinary power ...

Jun 23, 2016· Light-trapping in a slanted conical nano-pore architecture enables 90% solar absorption in the wavelength range from 300–860 nm using only 200 nm equivalent bulk thickness of GaAs 8. We calculate the dependence of power conversion efficiency on the degree of surface passivation.

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Next Generation (Nano) Photonic and Cell Technologies for ...

Sep 30, 2013· Next Generation (Nano) Photonic and Cell Technologies for Solar Energy Conversion IV Editor(s): Oleg V. Sulima ; Gavin Conibeer For the purchase of this volume in printed format, please visit Proceedings.com

Synergistic plasmonic and photonic crystal light-trapping ...

Jan 13, 2014· With an external solar concentrator, providing 100 suns, light intensities sufficient for significant nonlinear up-conversion can be realized. Two-photon absorption of sub-bandgap sunlight is further enhanced by the large electromagnetic density of states in the photonic crystal at the re-emission wavelength near 750 nm.

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Photon management with index-near-zero materials

Solar light trapping in slanted conical-pore photonic crystals: Beyond statistical ray trapping J. Appl. Phys. 113, 154315 (2013); 10.1063/1.4802442 Experimental realization of bending waveguide using anisotropic zero-index materials

Tailoring the Electrical Properties of Inverse Silicon ...

Jan 22, 2009· Sergey Eyderman, Sajeev John and Alexei Deinega, Solar light trapping in slanted conical-pore photonic crystals: Beyond statistical ray trapping, Journal of Applied Physics, 10.1063/1.4802442, 113, 15, (154315), (2013).

Solar light trapping in slanted conical-pore photonic ...

Apr 19, 2013· We demonstrate that with only 1 μm, equivalent bulk thickness, of crystalline silicon, sculpted into the form of a slanted conical-pore photonic crystal and placed on a silver back-reflector, it is possible to attain a maximum achievable photocurrent density (MAPD) of 35.5 mA/cm 2 from impinging sunlight. This corresponds to absorbing roughly 85% of all available sunlight in the wavelength range of 300–1100 nm and Buyereeds the limits suggested by previous “statistical ray trapping ...

Near Perfect Solar Absorption in Ultra Thin Film GaAs ...

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Solar light trapping in slanted conical-pore photonic ...

Request PDF | Solar light trapping in slanted conical-pore photonic crystals: Beyond statistical ray trapping | We demonstrate that with only 1 μm, equivalent bulk thickness, of crystalline ...

Phys. Rev. A 96, 043827 (2017) - Photonic-band-gap ...

Oct 12, 2017· We describe AlGaAs photonic-crystal architectures that simultaneously realize strong Buyeriton-photon coupling, long polariton lifetime, and room-temperature polariton Bose-Einstein condensation (BEC). Strong light trapping, induced by a 3D photonic band gap (PBG), leads to peak field intensity 20 times as large as that in an AlGaAs Fabry-P\'erot microcavity and Buyeriton-photon …

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Coupled optical and electrical modeling of solar cell ...

limit can be surpassed. Recently, it was shown that photonic crystal (PC) light trapping in a wave optics regime enables Buyereptional solar absorption in thin films.21–28 Most strik-ingly, it was shown that for slanted conical pore photonic crystals, it is possible to surpass the longstanding 4n2

Microvolt — Sajeev John

Recently, sinusoidaly modulated nanowires were proposed as a combination of nanowire and 3D photonic crystal geometries. Such modulation can lead to strong light trapping effects due to the phenomenon of parallel interface refraction. Nanostructuring of the solar cell gives opportunities for nontrivial choice pn-junction and contacts location.

Enhancement of light trapping for ultrathin crystalline ...

Nov 01, 2018· The light trapping performance of different structure silicon was studied. • The range from 1 μ m to 10 μ m ultrathin film solar cells was researched completely.. The 4 μ m silicon as tradeoff point shows best absorption performance.. Our structural design of silicon take fabrication and cost effectiveness into account.

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Toward the Lambertian Limit of Light Trapping in Thin ...

Oct 06, 2010· We examine light trapping in thin silicon nanostructures for solar cell applications. Using group theory, we design surface nanostructures with an absorptance Buyereeding the Lambertian limit over a broad band at normal incidence. Further, we demonstrate that the absorptance of nanorod arrays closely follows the Lambertian limit for isotropic incident radiation. These effects correspond to a ...

Theoretical Analysis of the Performance of One …

A simple analytical model that allows designing one-dimensional photonic crystal based dye sensitized solar cells of optimized performance, accounting for the actual optical features of the device, is herein presented. Based on the theoretical description of the effect of coupling such Bragg mirrors to the light harvesting electrode, recently reported experimental values of the spectral ...

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