A5100345346- Perovskite Materials and Applications
- Organic Electronics and Photovoltaics
- Conducting polymers and applications
- Organic Light-Emitting Diodes Research
- Chalcogenide Semiconductor Thin Films
- Quantum Dots Synthesis And Properties
- Solid-state spectroscopy and crystallography
- MXene and MAX Phase Materials
- Luminescence and Fluorescent Materials
- Silicon and Solar Cell Technologies
- Semiconductor materials and interfaces
- Semiconductor materials and devices
- 2D Materials and Applications
- Metallurgical Processes and Thermodynamics
- Smart Grid Energy Management
- Thin-Film Transistor Technologies
- Nanowire Synthesis and Applications
- Additive Manufacturing and 3D Printing Technologies
- Corrosion Behavior and Inhibition
- Iron and Steelmaking Processes
- Advancements in Semiconductor Devices and Circuit Design
- Advanced Surface Polishing Techniques
- Synthesis and Properties of Aromatic Compounds
- Metal Alloys Wear and Properties
- Thermodynamic and Exergetic Analyses of Power and Cooling Systems
Guizhou Minzu University
2025
Changzhou University
2014-2024
Nankai University
2024
Zhejiang University
2020-2023
Beihua University
2022
State Key Laboratory of Silicon Materials
2021
Xi'an Jiaotong University
2021
Heilongjiang University
2021
Hangzhou Xixi hospital
2020
Ningbo University
2020
Perovskite solar cells (Pero-SCs) exhibited a bright future for the next generation of photovoltaic technology because their high power conversion efficiency (PCE), low cost, and simple solution process. The certified laboratory-scale PCE has reached 25.7% referred to small scale (< 0.1 cm<sup>2</sup>) Pero-SCs. However, with increase area module scale, drops dramatically mainly due inadequate regulation growing large-area perovskite films. Therefore, there is dire need produce...
Abstract Achieving high-efficiency indium tin oxide (ITO)-free organic optoelectronic devices requires the development of high-conductivity and high-transparency materials for being used as front electrode. Herein, sol-gel-grown zinc (ZnO) films with high conductivity (460 S cm −1 ) low optical absorption losses in both visible near-infrared (NIR) spectral regions are realized utilizing persistent photoinduced doping effect. The origin increased after photo-doping is ascribed to selective...
Chlorinated-Ti 3 C 2 T F is used as dual functional buried-interface on SnO electron transporting layer for 25.09% high performance n–i–p perovskite solar cells.
Triarylamine derivatives containing electron donating methoxy units provide outstanding device performance as dopant-free hole transporting materials in inverse type planar heterojunction perovskite solar cells.
TBAPF6 ionic liquid is employed to treat CsPbI3 perovskite films, and thereby low-dimensional [TBA]PbI3 forms on the surface defects are passivated, which contribute longer moisture stability higher PCE.
Abstract For commercial applications, it is a challenge to find suitable and low‐cost hole‐transporting material (HTM) in perovskite solar cells (PSCs), where high efficiency spiro‐OMeTAD PTAA are expensive. A HTM based on 9,9‐dihexyl‐9 H ‐fluorene N , ‐di‐p‐methylthiophenylamine (denoted as FMT) designed synthesized. High‐yield FMT with linear structure synthesized two steps. The dopant‐free FMT‐based planar p‐i‐n (pp‐PSCs) exhibit power conversion (PCE) of 19.06%, which among the highest...
Highly efficient colored perovskite solar cells that exploit localized surface plasmon resonances in ultrathin subwavelength plasmonic nanoresonators are demonstrated. Localized metal nano-strip optical resonators consisting of an array metallic nanowires on a transparent substrate, fabricated by using low-cost nanoimprint lithography over large area, lead to sharp peak reflection spectrum for distinctive color generation with angle-insensitive property up 60°, and simultaneously transmit...
Hole-transport materials (HTMs) play an important role in perovskite solar cells (PSCs) to enhance the power conversion efficiency (PCE). The innovation of HTMs can increase hole extraction ability and reduce interfacial recombination. Three organic small molecule with 4H-cyclopenta[2,1-b:3,4-b']dithiophene (CPDT) as central unit was designed synthesized, namely, CPDTE-MTP (with 2-ethylhexyl substituent diphenylamine derivative end-group), CPDT-MTP hexyl CPDT-PMTP triphenylamine which form...
Hexagonal boron nitride (h-BN) atomic layers were utilized as a passivation coating in this study. A large-area continuous h-BN thin film was grown on nickel foil using chemical vapor deposition method and then transferred onto sputtered copper corrosion coating. The performance Na2SO4 solution of bare coated investigated by electrochemical methods including cyclic voltammetry (CV), Tafel polarization impedance spectroscopy (EIS). CV analysis indicate that the could effectively suppress...
Three acceptor-π-donor-π-acceptor (A-π-D-π-A) small molecules (STFYT, STFRDN, and STFRCN) with spiro[cyclopenta[1,2-b:5,4-b′]dithiophene-4,9′-fluorene] (STF) as the central donor unit, terthiophene π-conjugated bridge, indenedione, 3-ethylrhodanine, or 2-(1,1-dicyanomethylene)rhodanine acceptor unit are designed, synthesized, characterized electron materials in solution-processing organic solar cells (OSCs). The effects of spiro STF-based core different acceptors on molecular configuration,...
N 2 , 8 ‐tetrakis(4‐(methylthio)phenyl)dibenzo[ b,d ]thiophene‐2,8‐diamine (DBTMT) is synthesized from three commercial monomers for application as a promising dopant‐free hole‐transport material (HTM) in perovskite solar cells (pero‐SCs). The intrinsic properties (optical and electronic energy levels) of DBTMT are investigated, proving that suitable HTM the planar p–i–n pero‐SCs. champion power conversion efficiency (PCE) optimized pero‐SCs (with structure ITO/pristine DBTMT/MAPbI 3 /C 60...
The poor tolerance of ionic perovskite light-absorption layers to water vapor, thermal stress, and bias potential poses remarkable challenges for the selection other essential elements solar cells, which should be capable inhibiting degradation while maintaining their own electronic functions, in particular, under long-term stress at 85 °C. We herein report a molecular semiconductor bis(9-methyl-9H-carbazol-3-yl)amine-functionalized thia[5]helicene, not only presents glass temperature (Τg)...
For the stability and commercial development of perovskite solar cells (PVK-SCs), synthesizing high-efficiency dopant-free hole-transport materials (DF-HTMs) exploring how DF-HTM structure affects photovoltaic performance is inevitable. Two small-molecule DF-HTMs based on 2,2′-bithiophene as a central part (denoted by BT-MTP DFBT-MTP) were designed synthesized. DFBT-MTP, with two more fluorine atoms substituted group, exhibited enhanced property DF-HTMs, including larger backbone planarity,...
A thia[5]helicene based molecular semiconductor maintains π–π stacking, ensuring a large domain of aggregates and high hole mobility.
Abstract Integrated sensing and communications (ISAC) based on radio frequency (RF), merging the communication functionalities into a single platform, can effectively address increasing demand for spectrums due to proliferation of wireless devices. However, ISAC commonly suffers from spectrum scarcity, high power consumption, limited capabilities. Here flexible self‐powered optical (O‐ISAC) is proposed fabricated by preparing high‐speed near‐infrared organic photodetector (NIR OPD) that...
Planar perovskite solar cells based on CMO as the HTM showed a high power conversion efficiency of 15.92%.
Two novel bipolar compounds of <bold>TPA-AN-NA</bold> and <bold>TPA-AN-TFP</bold> were designed by linking triphenylamine anthracene derivatives. The <bold>TPA-AN-NA</bold>-based blue device achieves a high external quantum efficiency 5.44% radiative exciton yield 56.68%.
Enhancement of the perovskite film quality and charge transfer capability is crucial for enhancing device performance. The all-inorganic CsPbCl3 perovskite, which shows great potential as an absorber layer in ultraviolet photodetectors (UV PDs), has been hindered by poor material stability high interface states, limiting its widespread application. In this work, films perovskite/Au electrode were synergistically modulated using V2CTx MXene. After additive (CsPbCl3@V2CTx) (CsPbCl3/V2CTx)...
Tandem solar cells combining a wide bandgap, efficient perovskite absorber with low bandgap photovoltaic module, such as c-Si cell, can potentially achieve high theoretical efficiency of over 30%.