Haut PDF Silicon Nanostructures for Photovoltaics
Silicon Nanostructures for Photovoltaics
... amorphous silicon (a-Si) in a multi-junction solar cell/tandem cell has been the most popular choice over the ...like silicon carbide, silicon nitride, ...
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Biotemplated Silica and Silicon Materials as Building Blocks for Micro- to Nanostructures
... ABSTRACT: Silicon is essential in several energy-related devices, including solar cells, batteries and some electrochemical ...or nanostructures to function efficiently, and require patterning of metallic ...
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Fast light-emitting silicon-germanium nanostructures for optical interconnects
... responsible for the significant increase of the SiGe critical layer thickness ...especially for T > 50 K ...important for optical fiber communications, the proposed further development of 3D ...
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Self-assembled silicon-germanium nanostructures for CMOS compatible light emitters
... The same model also explains the experimentally ob- served strong decrease in carrier radiative lifetime (~100 times) as the detection photon energy increases from 0.77 to 0.89 eV (Fig. 3). Under a low level of ...
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Silicon Nanowires for Photovoltaics : from the Material to the Device
... " Silicon Nanowires (SiNWs)", "Heterojunction with Intrinsic Thin layer (HIT)", "Hybrid", "Metal Assisted Chemical Etching (MACE)", "Agglomeration", "Optical ...
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Controlled nucleation and growth process for large grained polycrystalline silicon photovoltaics
... In overview,. from this and other works it seems that a relatively high anneal temperature is required to grow a useable large-grained silicon film by this process[r] ...
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Structural and electronic properties of self-assembled nanostructures on silicon surfaces
... see for instance that an individual pentagon does not exhibit a mirror symmetry along the [¯1¯16] direction indicating a distortion of the pentagon in order to reduce internal ...[24] for Si(331)-(12×1) ...
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Microcrystalline silicon deposited from SiF4/H2/Ar plasmas and its application to photovoltaics
... broken for unloading the substrate). For the aggregates, only hypotheses (c) and (d) can be considered because such large particles are inevitably negatively charged in the plasma and the plasma sheath ...
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Aligned three-dimensional prismlike magnesium nanostructures realized onto silicon substrate
... Mg nanostructures are identified by XRD and EDX 共inset兲, as shown in ...single-crystal silicon substrate, Mg nanostructures are manu- ally scratched from the substrate with a sharp knife for ...
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Sillicon photonics based on monolithic integration of III-V nanostructures on silicon
... Hybrid silicon lasers based on InP lasers bonded on silicon platform shown their advantages in short term operation and a proof of concept for the silicon photonic routine, but long term ...
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Shape-controlled ZnO Nanostructures for Gas Sensing Applications
... miniaturized gas sensors substrates [8], presented on Fig. 1, by an ink-jet method (Microdrop AG) [9]. Fig. 1. Miniaturized gas sensor substrate (a), silicon platform before (b) and after (c) sensitive layer ...
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15.7% Efficient 10-μm-Thick Crystalline Silicon Solar Cells Using Periodic Nanostructures
... crystalline silicon photovoltaics with peak efficiency of ...design for a two-dimensional inverted nanopyramid surface texture and rear metallic reflector light-trapping structure that has been ...
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Monolithic Integration of Diluted-Nitride III–V-N Compounds on Silicon Substrates: Toward the III–V/Si Concentrated Photovoltaics
... most of the microtwins and a bi-stepped Si buffer can be grown, suitable to reduce the anti-phase domains density. We also review our recent progress in materials develop- ment of the GaAsPN alloy and our recent studies ...
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Multiscale in modelling and validation for solar photovoltaics
... unbeaten for more than 15 years, but it has been broken several times recently using various new concepts, namely the interdigitated back contact cell (IBC) architecture [ 11 ], and, very recently, the so-called ...
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Technology platform for the fabrication of titanium nanostructures
... the silicon dioxide RR depend on many CMP parameters such as the head and platen rotation speeds, the polishing pad and sub- pad materials, and the amount of ...slurry. For the fabrication of the devices ...
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Synthesis and applications of difluorobenzothiadiazole based conjugated polymers for organic photovoltaics
... inorganic silicon based solar cells, organic solar cells show huge commercial potentials for flexible and large area applications, because the devices could be manufactured by existing low-cost industrial ...
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Heteroepitaxial growth of gold nanostructures on silicon by galvanic displacement
... image for a gold nanocrystallite on Si(111) that reveals the coincidence of four gold lattice fringes with three silicon lattice fringes, as marked by the yellow and pink lines, ...underlying silicon ...
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Photoluminescence fatigue in three-dimensional silicon/silicon-germanium nanostructures
... Institute for Microstructural Sciences, National Research Council, Ottawa, Ontario K1A 0R6, Canada (Received 17 December 2011; accepted 22 February 2012; published online 26 March 2012) We find fatigue of low ...
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Design and optimization of silicon nanostructures
... the nanostructures plays an important role in the reduction of the ...the nanostructures can be determined by adjusting the diameter of the nanomask used during the ...adequate for nanocone and ...
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Multijunction photovoltaics: integrating III–V semiconductor heterostructures on silicon
... blocks for GaAsPN/silicon-based dual-junction solar ...densities for both GaP/silicon and silicon/silicon TJs with experimentally attained GaP alloy doping levels and considering ...
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