What are the alloy materials for solar cells
The dominated hole transport material (HTM) used in state-of-the-art perovskite solar cells (PSCs) is Spiro-OMeTAD, which needs to be doped to improve its conductivity and mobility. The …
Ionic Dopant-Free Polymer Alloy Hole Transport …
The dominated hole transport material (HTM) used in state-of-the-art perovskite solar cells (PSCs) is Spiro-OMeTAD, which needs to be doped to improve its conductivity and mobility. The …
Nonalloy Model-Based Ternary Organic Solar Cells
Ternary blending based on an alloy-like model has been proved as an efficient strategy for high-efficiency organic solar cells (OSCs). However, the third component that possesses excellent miscibility with host materials in the alloy-like model may trigger adverse effects for the active layer, especially at a high doping ratio. In this …
Researchers develop high-entropy-alloys–based, high-temperature solar …
Cheng-Yu He et al, Further investigation of a novel high entropy alloy MoNbHfZrTi based solar absorber coating with double antireflective layers, Solar Energy Materials and Solar Cells (2020). DOI ...
Realizing high-performance organic solar cells through precise …
Alloy materials have been proven to be able to adjust the energy level linearly and have shown great potential in the preparation of PPHJ organic solar cells in our previous work [50]. Hence, we expect to establish a quantitative relationship between PCE and the HOMO offset in active layers through ternary alloy strategy.
Solution‐Processed Ternary Tin (II) Alloy as Hole‐Transport Layer …
Tin–lead (Sn–Pb) narrow-bandgap (NBG) perovskites show great potential in both single-junction and all-perovskite tandem solar cells. Sn–Pb perovskite solar cells (PSCs) are still limited by low charge collection efficiency and poor stability. Here, a ternary Sn (II) alloy of SnOCl is reported as the hole-transport material (HTM) with a ...
Alloy-like ternary polymer solar cells with over 17.2% efficiency
The alloy-like state should be the excited electrons mixture of two well mixed materials, the energy levels of alloy-like state will be slightly adjusted by altering each component content, ... (GO) to form a hybrid iron complex/GO-based material for organic solar cells (OSC). X-ray diffraction (XRD) analysis showed increased spacing …
Solar Energy
Metal alloy materials exhibit superior catalytic activity in DSSCs CE applications (Cao et al., 2020, Gurulakshmi et al., 2020, Zhang et al., 2013).After alloying with the guest metal, the work function of the alloy material is improved, and the alloy material having a higher work function than the single metal material has higher …
Roll-to-roll manufacturing of amorphous silicon alloy solar cells …
The RF PECVD a-Si alloy solar cell processor, designed and built by ECD, deposits triple-junction solar cell materials consisting of nine layers of a-Si alloys in a continuous roll-to-roll operation simultaneously on six coils of 130 μm thick, 0.36 m wide, 2.6 km long stainless-steel substrate at 1 cm/s. In order to minimize production losses ...
Enabling Highly Efficient and Thermal‐Stable Polymer Solar Cells ...
Advanced Materials, one of the world''s most prestigious journals, ... Enabling Highly Efficient and Thermal-Stable Polymer Solar Cells through Semi-Alloy Acceptors Composed of a Hinge-Like Dimer: A Versatile Doping Protocol. Ji Wan, Ji Wan. The Institute for Advanced Studies, Wuhan University, Wuhan, 430072 China ...
Organic Solar Cells with 18% Efficiency Enabled by an …
Herein, a high-performance ternary solar cell with a power conversion efficiency of over 18% using a large-bandgap polymer donor, PM6, and a small-bandgap alloy acceptor containing two structurally …
(PDF) Efficient Quaternary Organic Solar Cells with Parallel-Alloy ...
This article presents recent advances in the ternary organic solar cell (TOSC), such as technological interventions from the material design to the device performance, which led to more than 19% ...
Alloy-induced phase transition and enhanced ...
Cs3Bi2I9 is a promising inorganic, nontoxic, and stable perovskite material for solar cell applications, but the power conversion efficiency of Cs3Bi2I9-based solar cells is relatively low because its band …
Amorphous Silicon Alloy Triple-Junction Solar Cell with 14.6
Amorphous and Microcrystalline Silicon Technology 1997: Materials Research Society Symposium - San Francisco, California Duration: 31 Mar 1997 → 4 Apr 1997: Conference. ... Both efficiencies are the highest reported to date for amorphous silicon alloy solar cells and have been independently confirmed by theNational Renewable Energy Laboratory ...
Platinum Alloy Tailored All-Weather Solar Cells for Energy …
A class of platinum alloy tailored all-weather solar cells that can harvest energy from rain and realize photoelectric conversion under sun illumination by tuning the stoichiometric Pt/M ratio and M species is presented. Solar cells that can harvest energy in all weathers are promising in solving the energy crisis and environmental problems. The …
Podlike N‐Doped Carbon Nanotubes Encapsulating …
The direct pyrolysis of organometallic precursors was used to prepare podlike nitrogen-doped carbon nanotubes encapsulating FeNi alloy nanoparticles (Pod(N)-FeNi), which exhibited high electrocatalytic …
Aluminum alloy back p–n junction dendritic web silicon solar cell
A solar cell structure designed to exploit this property is illustrated in Fig. 1. The most striking feature of this cell is the aluminum alloy p–n junction at the back (unilluminated) side. The substrate is doped lightly with antimony in order to ensure a high minority carrier (hole) diffusion length.
Efficient Quaternary Organic Solar Cells with Parallel‐Alloy …
Two compatible donors (PBDB‐T and PTB7‐Th) and two miscible acceptors (ITIC and FOIC) are employed to deliver a parallel‐alloy morphology model in non‐fullerene‐based quaternary organic solar cells. PBDB‐T and PTB7‐Th form a parallel link with a slight adjustment of molecular packing into enhanced face‐on crystallites while …
Alloy Acceptor: Superior Alternative to PCBM toward Efficient and ...
The alloy acceptor (indene-C60 bis-adduct (ICBA)/[6,6]-phenyl-C71 -butyric acid-methyl-ester (PC71 BM) is employed to replace the widely used fullerene acceptor in organic solar cells based on five different polymer donors, which exhibit a higher efficiency and much better device stability than the PC71 BM counterpart. The alloy acceptor …
Simulation of Planar Heterojunction CH3NH3PbI3 Solar Cell …
Present day perovskite solar cells aim is to achieve high photovoltaic efficiency with low fabrication cost. To achieve these objectives, SiGeSn group IV material has been employed as a backplane in the perovskite solar cells. In this work, we present the design of MgF 2 /FTO/SnO 2 /CH 3 NH 3 PbI 3 /SiGe/Spiro-OMeTAD/SiGeSn/Au …
Solar Energy Materials and Solar Cells
Read the latest articles of Solar Energy Materials and Solar Cells at ScienceDirect , Elsevier''s leading platform of peer-reviewed scholarly literature. Skip to main content. ... Simulation of corrosion behavior of Fe–Cr–Ni alloy in binary NaCl–CaCl 2 molten salt using a cellular automata method. Zhihao Xu, Xiaolan Wei, Jianfeng Lu ...
Ionic Dopant-Free Polymer Alloy Hole Transport Materials for …
The dominated hole transport material (HTM) used in state-of-the-art perovskite solar cells (PSCs) is Spiro-OMeTAD, which needs to be doped to improve its conductivity and mobility. The inevitable instability induced by deliquescent dopants and the necessary oxidation process in air hinders the commercialization of this technology. …
Asymmetric Alloy Acceptor Strategy Guided by Similarity Principle ...
Introducing the guest materials into binary active layer to construct ternary organic solar cells (OSCs) is widely used to improve device performance. Nevertheless, designing the guest materials is a challenging task. Herein, asymmetric alloy acceptor strategy guided by similarity principle to design the guest materials is employed.
Revolutionary One-Atom-Thick Ribbons Set To …
Researchers at University College London have developed one-atom-thick ribbons composed of a phosphorus and arsenic alloy. This breakthrough material holds the potential to significantly …
AgAl alloy electrode for efficient perovskite solar cells
We report efficient mixed halide perovskite solar cells using thermally evaporated Ag or AgAl alloy layers as back electrodes. The properties of AgAl alloy and Ag films deposited on a hole-transport …
Alloy Acceptor: Superior Alternative to PCBM toward Efficient …
The alloy acceptor (indene-C 60 bis-adduct (ICBA)/[6,6]-phenyl-C 71-butyric acid-methyl-ester (PC 71 BM)) is employed to replace the widely used fullerene acceptor (PC 71 BM) in organic solar cells based on five different polymer donors, which exhibit a higher efficiency and much better device stability than the PC 71 BM counterpart.
Solar PV cell materials and technologies: Analyzing the recent ...
The solar PV cells based on crystalline-silicon, both monocrystalline (m-crystalline) and polycrystalline (p-crystalline) come under the first generation solar PV …
AgAl alloy electrode for efficient perovskite solar cells
We report efficient mixed halide perovskite solar cells using thermally evaporated Ag or AgAl alloy layers as back electrodes. The properties of AgAl alloy and Ag films deposited on a hole-transport material layer for use in CH 3 NH 3 PbI 3−x Cl x solar cells were investigated. The influence of the distance between the metal source and the …
Atomic Layer Deposited TiO2–IrOx Alloy as a Hole Transport …
Keywords: Perovskite solar cell, ALD, hole transport material, alloy Abstract: The hole transport layer (HTL) is one of the key components in planar perovskite solar cells (PSCs). Here, we report a new kind of HTL fabricated using atomic layer deposition (ALD). By alloying TiO 2 with IrO x, we demonstrate that TiO 2
A Terminally Tetrafluorinated Nonfullerene Acceptor for …
Advanced Functional Materials, part of the prestigious Advanced portfolio and a top-tier materials science journal, publishes outstanding research across the field. Abstract Fabricating ternary solar cells is a pivotal strategy to improve the power conversion efficiencies (PCEs) of organic photovoltaic devices.
Grain boundary regulation of flexible perovskite solar cells via a ...
DOI: 10.1016/J EL.2019.04.029 Corpus ID: 150106770; Grain boundary regulation of flexible perovskite solar cells via a polymer alloy additive @article{Yao2019GrainBR, title={Grain boundary regulation of flexible perovskite solar cells via a polymer alloy additive}, author={Zhuo Yao and Dianli Qu and Yuxiang Guo and Hong Huang}, …
Alloy-like ternary polymer solar cells with over 17.2% efficiency
Ternary strategy has been considered as an efficient method to achieve high performance polymer solar cells (PSCs). A power conversion efficiency (PCE) of …
Two Compatible Acceptors as an Alloy Model with a ...
A ternary strategy of halogen-free solvent processing can open up a promising pathway for the preparation of polymer solar cells (PSCs) on a large scale and can effectively improve the power conversion efficiency with an appropriate third component. Herein, the green solvent o-xylene (o-XY) is used as the main solvent, and the non …
Alloy-like ternary polymer solar cells with over 17.2% efficiency
A series of PSCs were fabricated with polymer PM6 as donor, narrow band gap material Y6 and medium band gap material MF1 as acceptor [39], [40].The two small molecular acceptors Y6 and MF1 prefer to form alloy-like state due to their good compatibility, which can be confirmed from the experimental results of Raman mapping …
Printing of Low‐Melting‐Point Alloy as Top Electrode for Organic Solar …
The top electrodes of organic solar cells (OSCs) are usually deposited by thermal evaporation in vacuum, which has become the major obstacle toward fully‐printed OSCs. The vacuum‐free printed top electrodes are highly desirable for the continuous production of OSCs. Here, the printing of low‐melting‐point alloy (LMPA) as cathodes in OSCs based …
Diffusion‐Limited Accepter Alloy Enables Highly …
Organic solar cells (OSCs) are designed based on a blend of polymer donor and small molecular acceptor whereby the thermodynamic relaxation of the morphology raises the concerns related …
Efficient Quaternary Organic Solar Cells with Parallel‐Alloy …
Quaternary organic solar cells based on PBDB-T:PTB7-Th:ITIC:FOIC are reported to deliver a parallel-alloy morphology mode in non-fullerene-based devices. In the quaternary system, the parallel-like d...