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high-efficiency GaAs solar cells

Plasmon Enhanced Light Absorption in GaAs Nanowire Array Solar Cells

Plasmon Enhanced Light Absorption in GaAs Nanowire Array Solar Cells

... plasmon-enhanced solar cell structure based on a GaAs nanowire array deco- rated with metal ...a high conversion efficiency of ...low-cost high-performance nanoscale solar ...

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Efficiency improvement of InGaP/GaAs/Ge solar cells by hydrothermal deposited ZnO nanotube structure

Efficiency improvement of InGaP/GaAs/Ge solar cells by hydrothermal deposited ZnO nanotube structure

... a high-temperature process, ranging from 400 to 1,050°C ...the high temperatures required for the CVD process degrade the characteristics of the solar ...the solar cells, without ...

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High Efficiency Tandem Solar Cell based on InGaP and GaAs for Sustainable Energy Applications

High Efficiency Tandem Solar Cell based on InGaP and GaAs for Sustainable Energy Applications

... junction solar cell gained more attention in the last twenty years ago, usually these cells created from more than one p-n junction, and various materials may be used to fabricate these junctions depending ...

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Low-cost high-efficiency solar cells with wafer bonding and plasmonic technologies

Low-cost high-efficiency solar cells with wafer bonding and plasmonic technologies

... dual-junction solar cell structures by thermal evaporation of ...thick GaAs contact layer, which is supposed to exist only underneath of the front metal contact, simply due to my lack of knowledge and ...

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DESIGN AND ANALYSIS OF HIGH EFFICIENCY MULTI-JUNCTION SOLAR CELLS WITH TUNNEL JUNCTIONS

DESIGN AND ANALYSIS OF HIGH EFFICIENCY MULTI-JUNCTION SOLAR CELLS WITH TUNNEL JUNCTIONS

... one solar cell is stacked over another directly in series, the n side of the bottom cell makes contact with the p side of the upper ...the solar cells in series which will block the current flowing ...

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Influences of PbS Quantum Dot Layers on Power Conversion Efficiency of Single Junction GaAs Solar Cells

Influences of PbS Quantum Dot Layers on Power Conversion Efficiency of Single Junction GaAs Solar Cells

... low. High-energy photons in this range are absorbed with a short absorption length so most of the high-energy photon generated carriers are trapped by defects on the solar cell surface, resulting in ...

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A Novel Thin Film, Single Junction Solar Cell Design1 to Achieve Power Conversion Efficiency above 30 Percent

A Novel Thin Film, Single Junction Solar Cell Design1 to Achieve Power Conversion Efficiency above 30 Percent

... record efficiency would stall at ~25% from 1990-2007 and remain at ...30% efficiency by addressing intrinsic performance limitations of the high-efficiency (HE), thin-film, single-junction ...

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

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

... optimized efficiency can be achieved by placing the junction near the position where the most carriers are generated [10–12], while for pin junction solar cells, higher efficiency can be ...

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Multilayer GaAs Based Heterostructures with Holographic Concentrator for Solar Cells

Multilayer GaAs Based Heterostructures with Holographic Concentrator for Solar Cells

... heterostructure solar cells represent structures containing several epitaxial layers of GaInP, GaInAs or AlGaInP grown on a substrate of a single Germanium ...cascade solar cells serves as a ...

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Performance assessment of multijunction solar cells incorporating GaInNAsSb

Performance assessment of multijunction solar cells incorporating GaInNAsSb

... Multijunction solar cells (MJSC) are instrumental in con- centrated (CPV) and space photovoltaic ...conversion efficiency is further increased owing to the use of concentrated light and therefore any ...

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Design and analysis of nano-structured gratings for
conversion efficiency improvement in GaAs solar cells

Design and analysis of nano-structured gratings for conversion efficiency improvement in GaAs solar cells

... realizing high conversion efficiency in photovoltaics or solar cells due to their small amount of reflection ...in solar cell systems, including surface plasmon resonance-based ...

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InGaAs/GaAs Quantum Dot Solar Cells by Metal Organic Chemical Vapour Deposition

InGaAs/GaAs Quantum Dot Solar Cells by Metal Organic Chemical Vapour Deposition

... dot solar cell devices, several structural properties of the quantum dot need to be considered ...of high density dots as well as stacking multiple QD layers are very important for the solar cell ...

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Efficiency Improvement on Solar Cells

Efficiency Improvement on Solar Cells

... with high purity, however high growth temperature is needed in their ...in high growth ...whether high purity of nano ZnO can be achieved by this ...

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CRITICAL NATIONAL NEED IDEA NEW APPROACHES TOWARD MAKING THIN FILM SOLAR CELLS COST COMPETITIVE. AccuStrata, Inc.

CRITICAL NATIONAL NEED IDEA NEW APPROACHES TOWARD MAKING THIN FILM SOLAR CELLS COST COMPETITIVE. AccuStrata, Inc.

... TIP funding is required to advance research in this area. Improving process control systems will lead to more efficient manufacturing processes resulting in increased PV efficiencies and lower costs. This will in turn ...

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Development in Photoanode Materials for High Efficiency Dye Sensitized Solar Cells

Development in Photoanode Materials for High Efficiency Dye Sensitized Solar Cells

... sensitized solar cells to improve the overall power conversion efficiency of the ...of high efficiency dye sensitized solar ...

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Fabrication and characterisation of high efficiency inverted P3HT:PCBM polymer solar cells

Fabrication and characterisation of high efficiency inverted P3HT:PCBM polymer solar cells

... (BHJ) solar cells have drawn lot attention in recent years due to low cost fabrication over a large area by using simple solution-processed ...organic solar cells (OSCs) on indium tin oxide ...

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Fabrication and Properties of High Efficiency Perovskite/PCBM Organic Solar Cells

Fabrication and Properties of High Efficiency Perovskite/PCBM Organic Solar Cells

... Figure 5 plots photocurrent J–V curves of the perovsk- ite solar cell obtained under 100 mW/cm 2 illumination and the AM1.5G condition. The cell has an active area of 5 × 5 mm 2 and no antireflective coating. ...

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Fabrication of High-Efficiency Silicon Solar Cells by Ion Implant Process

Fabrication of High-Efficiency Silicon Solar Cells by Ion Implant Process

... layer or glass byproduct appear on the surface. Further, an annealing stage was added to realize a good passivation surface. (4) The ion-implant process also helps realize high throughput; it is possible to ...

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Electronic Transport in Solar Cells and DFT Calculations for Si and GaAs

Electronic Transport in Solar Cells and DFT Calculations for Si and GaAs

... which leads to a perfect agreement with experiment) lies within the range 1.1–1.3, while for large band gaps, copt is larger (1.4–1.7). Therefore, our goal was to find a property of the [r] ...

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Open circuit voltage increase of GaSb/GaAs quantum ring solar cells under high hydrostatic pressure

Open circuit voltage increase of GaSb/GaAs quantum ring solar cells under high hydrostatic pressure

... 2 Hydrostatic pressure has been extensively used in the literature for studying lattice dynamics, defects, impurities and recombination processes in a variety of semiconductor materials and devices including lasers, LEDs ...

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