A5102729544- Perovskite Materials and Applications
- Quantum Dots Synthesis And Properties
- Conducting polymers and applications
- Chalcogenide Semiconductor Thin Films
- Advanced Photocatalysis Techniques
- TiO2 Photocatalysis and Solar Cells
- Advancements in Battery Materials
- Solid-state spectroscopy and crystallography
- Advanced Battery Materials and Technologies
- ZnO doping and properties
- Genetic Associations and Epidemiology
- Electrochemical Analysis and Applications
- Advancements in Solid Oxide Fuel Cells
- Polyoxometalates: Synthesis and Applications
- Photopolymerization techniques and applications
- Cancer-related molecular mechanisms research
- Copper-based nanomaterials and applications
- Advanced Computing and Algorithms
- Advanced Nanomaterials in Catalysis
- Adipokines, Inflammation, and Metabolic Diseases
- Organic Light-Emitting Diodes Research
- Advanced Battery Technologies Research
- RNA modifications and cancer
- Analytical Chemistry and Sensors
- Supercapacitor Materials and Fabrication
Guizhou University
2024
Qingdao University
2020-2021
Wuhan National Laboratory for Optoelectronics
2013-2016
Huazhong University of Science and Technology
2011-2016
Guangxi University of Science and Technology
2016
China University of Geosciences (Beijing)
2016
Gratz College
2014-2015
Herein we report an investigation of a CH3NH3PbI3 planar solar cell, showing significant power conversion efficiency (PCE) improvement from 4.88% to 6.13% by introducing homogeneous and uniform NiO blocking interlayer fabricated with the reactive magnetron sputtering method. The sputtered layer exhibits enhanced crystallization, high transmittance, surface morphology as well preferred in-plane orientation (200) plane. PCE sputtered-NiO-based perovskite p–i–n cell can be further promoted...
Single-walled carbon nanotubes can help charge extraction in mesoscopic CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub>-based perovskite solar cells using TiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub>/carbon as a scaffold.
This work reports on incorporation of spectrally tuned gold/silica (Au/SiO 2 ) core/shell nanospheres and nanorods into the inverted perovskite solar cells (PVSC). The band gap hybrid lead halide iodide (CH 3 NH PbI can be gradually increased by replacing with increasing amounts bromide, which not only offer an appreciate radiation window for surface plasmon resonance effect utilization, but also potentially result in a large open circuit voltage. introduction localized plasmons CH 2.85 Br...
Recently, p-type dye-sensitized solar cells (p-DSSCs) have attracted increasing attention. The widely used carboxylic acid groups for TiO2 based sensitizers may not be the optimal choice p-DSSCs. Herein new donor-π-acceptor organic with pyridine ring as anchoring group are designed and synthesized detailed investigation demonstrates that an effect on negative shift of valence band edge NiO induced by surface protonation, which lowers hole-injection process device photovoltage, while works...
Efficient CH<sub>3</sub>NH<sub>3</sub>PbI<sub>2</sub>Br perovskite solar cells have been prepared based on the TiO<sub>2</sub>/Al<sub>2</sub>O<sub>3</sub>/carbon architecture, yielding an appreciable power conversion efficiency of 11.03%.
Composite electrolytes consisting of polymers and three-dimensional (3D) fillers are considered to be promising for solid lithium batteries owing their virtues continuous lithium-ion pathways good mechanical properties. In the present study, an electrolyte with polyethylene oxide–lithium (bis trifluoromethyl) sulfate–succinonitrile (PLS) frameworks SiO2 nanofibers (3D NFs) was prepared. Taking advantage highly conductive interfaces between 3D NFs PLS, total conductivity at 30 °C...
Hybrid lead-halide perovskite solar cells (PSCs) are promising alternatives to silicon-based due their high photovoltaic performance and low cost. We report herein fully printable with a mesoporous TiO2/Al2O3/C architecture in combination mixed-halide MAPbI3−xBrx perovskites. A maximum conversion efficiency of 13.49% can be achieved an increased open circuit voltage 1.01 V, which is higher than the MAPbI3-based devices. reduced anomalous hysteresis J–V curve measurement has been demonstrated...
Ruthenium complexes featuring triphenylamine donor antennas boost dye-sensitized solar cell devices' power conversion efficiency close to 11%.
Abstract This work reports on an investigation into interfacial charge transfer in CH 3 NH PbI perovskite solar cells by using anatase TiO 2 nanocuboids enclosed active {100} and {001} facets. The devices show 6.0 8.0 % power conversion efficiency with without hole‐transport material. Transient photovoltage/photocurrent decay extraction, as well impedance spectroscopy measurements, reveal that carbon materials are effective counter electrodes cells. photogenerated charges observed to be...
This work investigates non-rare-earth phosphor (Sr4Al14O25:Mn4+, 0.5%Mg) with intensively red luminescence as a luminescent down-shifting layer for perovskite solar cells. The power conversion efficiency of the fabricated device structure NiO/CH3NH3PbI3/[6,6]-phenyl C61-butyric acid methyl ester/Au coated shows 10% increase compared that control devices. Importantly, coating can realize UV-protection well waterproof capability, achieving reduced moisture-degradation CH3NH3PbI3 upon applying...
Abstract ZnO nanoparticles are doped with K and applied in p‐type dye‐sensitized solar cells (DSCs). The microstructure dynamics of hole transportation recombination investigated. morphology the K‐doped shows a homogeneous distribution sizes range 30–40 nm. When DSCs combination C343 as sensitizer, achieve photovoltaic power conversion efficiency 0.012 % at full‐intensity sunlight. A further study on device by transient photovoltage/photocurrent decay measurements that have an appreciable...
Abstract Over the past few decades, field of p-type dye-sensitized solar cell (p-DSSC) devices has undergone tremendous advances, in which Cu-based delafossite nanocrystal is prime interest. This paper presents an augment about 87% improvement photocurrent observed a particular configuration organic dye P1 sensitized CuCrO 2 electrode coupled with redox shuttle, 1-methy-1H- tetrazole-5-thiolate and its disulfide dimer when Au nanoparticles (NPs, diameter 20 nm) added into photocathode,...
Scanning electrochemical microscopy measurements show that the regeneration and absorption cross section of CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub> are higher than conventional sensitizers.
This study compares the photovoltaic performance of inverted planar perovskite solar cells with and without poly(3,4-ethylenedioxythiophene) poly(styrenesulfonate) (PEDOT:PSS) as hole transport layer (HTL). The device ITO/CH3NH3PbI3/PCBM/Al (PCBM: [6,6]-phenyl-C61-butyric acid methyl ester) PEDOT:PSS achieved a power conversion efficiency 5.69%, which is much lower than that (ca. 10%) for HTL. effect HTL on was investigated by electronic impedance spectroscopy transient photovoltage decay...
The regeneration dynamics can be understood with the help of scanning electrochemical microscopy, showing that anchoring group significantly affects effective rate constant.
First generation hyper-branched poly-ester-amine, second poly-esteramine, and isophorone diisocyanate-2-hydroxyethylacrylate are first synthesized the hyperbranched polyurethane acrylate oligomer is subsequently prepared with poly-ester-amine.Finally, UV-cured coatings produced oligomers, methyl acrylate, 2-hydroxyethyl methacrylate, photo-initiator 1173.The structure of characterized by FT-IR, TG, SEM.The corrosion resistance studied electrochemically compared to conventional coatings.The...
Coronary atherosclerosis (CAS) is a complex chronic inflammatory disease with significant genetic and environmental contributions. While genome-wide association studies (GWAS) have pinpointed many risk loci, over 75 % are in non-coding regions, complicating functional analysis understanding gene-disease mechanisms.