Simulation of a-Si: H/c-Si heterojunction solar cells: From planar junction to local junction Haibin Huang() 1, Lang Zhou() ... ATLAS User''s Manual–device Simulation Software 2016 SILVACO Santa Clara CA [26] Yuan J, Shen H, Lu L, Wu T …
Simulation of a-Si: H/c-Si heterojunction solar cells: From planar junction to local junction Haibin Huang() 1, Lang Zhou() ... ATLAS User''s Manual–device Simulation Software 2016 SILVACO Santa Clara CA [26] Yuan J, Shen H, Lu L, Wu T …
New Energy Sources WhatsAppFig. 1. Schematic of plastic solar cells. PET – polyethylene terephthalate, ITO – indium tin oxide, PEDOT:PSS – poly(3,4-ethylenedioxythiophene), active layer (usually a polymer:fullerene blend), Al – aluminium. An organic solar cell (OSC [1]) or plastic solar cell is a type of photovoltaic that uses organic electronics, a branch of electronics that …
New Energy Sources WhatsAppWe numerically maximize the achievable photocurrent density of planar perovskite-silicon tandem solar cells for different device architectures. For the optimizations we combine the transfer-matrix method with a simulated annealing algorithm. The optimizations are conducted within experimentally accessible and relevant layer-thickness ranges, which …
New Energy Sources WhatsAppEfficiency vs. cell thickness L and minority electron diffusion length Ln, for (a) a conventional planar pn junction Si cell, and (b) a radial pn junction nanorod Si cell. In both cases the top ...
New Energy Sources WhatsAppPerovskite solar cells (PSCs) are an emerging photovoltaic technology that promises to offer facile and efficient solar power generation to meet future energy needs. PSCs have received considerable attention in recent years, have attained power conversion efficiencies (PCEs) over 22%, and are a promising candidate to potentially …
New Energy Sources WhatsAppInverted planar perovskite solar cells offer opportunities for a simplified device structure compared with conventional mesoporous titanium oxide interlayers. However, their lower open-circuit voltages result in lower power conversion efficiencies. Using mixed-cation lead ...
New Energy Sources WhatsAppHere the authors construct a planar p–n homojunction perovskite solar cell to promote the oriented transport of carriers and …
New Energy Sources WhatsAppSolar cells based on the as-prepared films achieve high power conversion efficiency of 12.1%, so far the highest efficiency based on CH 3 NH 3 PbI 3 …
New Energy Sources WhatsAppHere we demonstrate a more effective use of III–V photoconversion material to achieve an ultrahigh power-per-weight ratio from a solar cell utilizing an axial p-i-n junction GaAs/AlGaAs nanowire (NW) array grown by molecular beam epitaxy on a Si substrate. By analyzing single NW multicontact devices, we first show that an n-GaAs shell is self …
New Energy Sources WhatsAppRecently, perovskite solar cells (PSCs) with inverted planar heterojunction structures, wherein a polycrystalline perovskite …
New Energy Sources WhatsAppplanar device was fabricated using the same substrate to compare the effectiveness of radial junction nanowire solar cells. The efficiency of this device remained less than 1% even after several optimizations. A representative JV curve of the planar junction
New Energy Sources WhatsAppHere we show that nanostructuring is not necessary to achieve high efficiencies with this material: a simple planar heterojunction solar cell incorporating …
New Energy Sources WhatsAppMulti-junction solar cells exhibit superior power conversion efficiency (PCE) in comparison with their single-junction counterparts. The tunable bandgap, low-cost, elevated short circuit current density ( J sc ), and open-circuit voltage ( V oc ) of perovskite solar cells (PSCs) have led to their widespread adoption as top sub-cells in tandem …
New Energy Sources WhatsAppHerein, a 40 nm exciton diffusion length for IT4F excitons is determined, and it is demonstrated that sharp interface, planar heterojunction (PHJ) IT4F/PM6 devices with the IT4F layer thickness …
New Energy Sources WhatsAppDevice engineering is an effective way to improve the photovoltaic performance of organic solar cells (OSCs). Currently, the widely used bulk heterojunction (BHJ) structure has problems such as …
New Energy Sources WhatsAppSimulation of a-Si: H/c-Si heterojunction solar cells: From planar junction to local junction Haibin Huang() 1, Lang Zhou() 1, Jiren Yuan() 1,2, Zhijue Quan() 3 1 Institute of Photovoltaics, Nanchang University, Nanchang 330031, China; 2
New Energy Sources WhatsAppInverted planar heterojunction perovskite solar cells based on all-inorganic selective contact layers show great promise for commercialization owing to their competitiveness in terms of cost and stability. However, the power conversion efficiencies (PCEs) of the few reported perovskite solar cells w …
New Energy Sources WhatsAppHigh power conversion efficiencies (PCE), low energy payback time (EPBT), and low manufacturing costs render perovskite solar cells (PSCs) competitive; however, a relatively low operational stability impedes their …
New Energy Sources WhatsAppKey learnings: Solar Cell Definition: A solar cell (also known as a photovoltaic cell) is an electrical device that transforms light energy directly into electrical energy using the photovoltaic effect. …
New Energy Sources WhatsAppDOI: 10.1016/J.NANOEN.2019.03.056 Corpus ID: 140912895 Optimization of device design for low cost and high efficiency planar monolithic perovskite/silicon tandem solar cells The world record device efficiency of single‐junction solar cells based on organic ...
New Energy Sources WhatsAppWe demonstrate radial p-n junction silicon solar cells with micro-pillar array with higher short-circuit current and open-circuit voltage than comparable planar silicon solar cells. Micro-pillar array, fabricated by RIE, acts as an effective anti-reflection coating for visible light with less than 6% reflection.
New Energy Sources WhatsAppTo date, SAMs have pushed the PCE of single-junction PSCs more than 25% 13, of perovskite–CIGS tandem devices more than 24% 51,52, of all-perovskite tandem solar cells more than 27% 53,54 and of ...
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