搜索结果: 1-15 共查到“光学工程 Solar cells”相关记录18条 . 查询时间(0.078 秒)
Detailed balance analysis of nanophotonic solar cells
Solar Energy Nanophotonics photonic crystal Subwavelength structures
2015/8/7
We present a detailed balance based approach for performing current density-voltage characteristic modeling of nanophotonic solar cells.This approach takes into account the intrinsic material non-idea...
Resonant cavity enhanced light harvesting in flexible thin-film organic solar cells
Transparent conductive coatings Thin film devices applications
2015/8/7
Dielectric/metal/dielectric (DMD) electrodes have the potential to significantly increase the absorption efficiency and photocurrent in flexible organic solar cells. We demonstrate that this enhanceme...
Optimization of non-periodic plasmonic light-trapping layers for thin-film solar cells
non-periodic plasmonic light-trapping layers
2015/8/7
Non-periodic arrangements of nanoscale light scatterers allow for the realization of extremely effective broadband light-trapping layers for solar cells. However, their optimization is challenging giv...
Absorption Enhancement in Ultrathin Crystalline Silicon Solar Cells with Antireflection and Light-Trapping Nanocone Gratings
Solar cells light trapping antireflection crystalline silicon absorption enhancement nanocone gratings
2015/8/7
Enhancing the light absorption in ultrathin-film silicon solar cells is important for improving efficiency and reducing cost. We introduce a double-sided grating design, where the front and back surfa...
Hybrid Silicon Nanocone−Polymer Solar Cells
Nanotexture solar cell heterojunction conductive polymer light trapping
2015/8/7
Recently, hybrid Si/organic solar cells have been studied for low-cost Si photovoltaic devices because the Schottky junction between the Si and organic material can be formed by solution processes at ...
Status of Selective Emitters for p-Type c-Si Solar Cells
Solar Cell Selective Emitter Efficiency c-Si
2013/1/30
Crystalline silicon (c-Si) solar cells have the lion share in world PV market. Solar cells made from crystalline silicon have lower conversion efficiency, hence optimization of each process steps are ...
Nanostructured photon management for high performance solar cells
Solar cell Light trapping Nanocone Nanowire
2015/8/10
Advanced photon management, involving both absorption enhancement and reflection reduction, is critical to all photovoltaic devices. Here we discuss a novel solar cell structure with an efᤙ...
Angular constraint on light-trapping absorption enhancement in solar cells
Angular constraint light-trapping absorption enhancement solar cells
2015/8/10
Light trapping for solar cells can reduce production cost and improve energy conversion efficiency.Understanding some of the basic theoretical constraints on light trapping is therefore of funda...
Dielectric nanostructures for broadband light trapping in organic solar cells
Solar energy Nanophotonics photonic crystals Diffraction gratings
2015/8/10
Organic bulk heterojunction solar cells are a promising candidate for low-cost next-generation photovoltaic systems. However,carrier extraction limitations necessitate thin active layers that sacri...
Nanophotonic light-trapping theory for solar cells
Nanophotonic light-trapping theory solar cells
2015/8/10
Conventional light-trapping theory, based on a ray-optics approach, was developed for standard thick photovoltaic cells. The classical theory established an upper limit for possible absorption enhance...
Enhancement of optical absorption in thin-film organic solar cells through the excitation of plasmonic modes in metallic gratings
optical absorption organic solar cells plasmonic modes metallic gratings
2015/8/10
We theoretically investigate the enhancement of optical absorption in thin-film organic solar cells in which the top transparent electrode is partially substituted by a periodic metallic grating...
Nanodome Solar Cells with Efficient Light Management and Self-Cleaning
Nanocone nanodome solar cell light trapping photovoltaics
2015/8/10
Here for the first time, we demonstrate novel nanodome solar cells, which have periodic nanoscale modulation for all layers from the bottom substrate, through the active absorber to the top tran...
Fundamental limit of nanophotonic light trapping in solar cells
nanophotonic light trapping solar cells
2015/8/10
Establishing the fundamental limit of nanophotonic light-trapping schemes is of paramount importance and is becoming increasingly urgent for current solar cell research. The standard theory of light t...
Thin-Film Solar Cells Based on the Polycrystalline Compound Semiconductors CIS and CdTe
Solar Cells Polycrystalline
2008/10/30
Thin-film photovoltaic modules based on Cu-In-Ga-Se-S (CIS) and CdTe are already being produced with high-quality and solar conversion efficiencies of around 10%, with values up to 14% expected in the...
We review the field of thin-film silicon solar cells with an active layer thickness of a few micrometers. These technologies can potentially lead to low cost through lower material costs than conventi...