A5018736010- Advanced Photocatalysis Techniques
- Electrocatalysts for Energy Conversion
- Advanced battery technologies research
- Fuel Cells and Related Materials
- Perovskite Materials and Applications
- Ga2O3 and related materials
- Electronic and Structural Properties of Oxides
- Multiferroics and related materials
- Advanced Memory and Neural Computing
- Advancements in Battery Materials
- Covalent Organic Framework Applications
- Electrodeposition and Electroless Coatings
- TiO2 Photocatalysis and Solar Cells
- Advanced Battery Materials and Technologies
- Supercapacitor Materials and Fabrication
- Copper-based nanomaterials and applications
- Advanced Battery Technologies Research
- Advanced ceramic materials synthesis
- Intermetallics and Advanced Alloy Properties
- Machine Learning in Materials Science
- Analytical Chemistry and Sensors
- Semiconductor materials and interfaces
- Nanoporous metals and alloys
- Nanowire Synthesis and Applications
- Chalcogenide Semiconductor Thin Films
Central South University
2020-2024
University of Toledo
2016-2020
Yancheng Institute of Technology
2014-2017
Collaborative Innovation Center of Chemistry for Energy Materials
2016
Fudan University
2016
State Key Laboratory of Chemobiosensing and Chemometrics
2007
Hunan University
2006-2007
Searching for novel functional materials represents an important direction in the research and development of renewable energy. Due to their unique structural compositional flexibility high material stability, oxide perovskites derivatives have recently been extensively explored as a class versatile applications electrocatalysis (EC), photocatalysis (PC) photovoltaics (PV), showing great promise terms catalytic activity device stability. In this review, we firstly discuss extreme...
Symbolic regression (SR) is an approach of interpretable machine learning for building mathematical formulas that best fit certain datasets. In this work, SR used to guide the design new oxide perovskite catalysts with improved oxygen evolution reaction (OER) activities. A simple descriptor, μ/t, where μ and t are octahedral tolerance factors, respectively, identified, which accelerates discovery a series OER activity. We successfully synthesise five perovskites characterise their...
Novel layered Na<sub>1−x</sub>Ni<sub>y</sub>Fe<sub>1−y</sub>O<sub>2</sub>OER catalysts outperform IrO<sub>2</sub>, RuO<sub>2</sub>, and NiFe-LDH, reaching an 11.22% solar/H<sub>2</sub>efficiency for a perovskite solar cell.
Abstract The development of low‐cost multifunctional electrocatalysts with high activity for the hydrogen evolution reaction (HER), oxygen (OER), and reduction (ORR) is critical advancement sophisticated energy conversion storage devices. Herein, a trifunctional Ni(S 0.51 Se 0.49 ) 2 @NC catalyst designed fabricated using dianionic regulation strategy. Synchrotron radiation X‐ray absorption spectroscopy density functional theory calculations reveal that simultaneous sulfidation selenization...
Efficient bifunctional catalysts for oxygen reduction reaction (ORR) and evolution (OER) are vital rechargeable Zn-air batteries (ZABs). Herein, an oxygen-respirable sponge-like Co@C-O-Cs catalyst with oxygen-rich active sites was designed constructed both ORR OER by a facile carbon dot-assisted strategy. The aerophilic triphase interface of cathode efficiently boosts diffusion transfer. theoretical calculations experimental studies revealed that the Co-C-COC can redistribute local charge...
Practical application of electrochemical water splitting demands durable, efficient, and non-noble metal catalysts for both hydrogen evolution reaction (HER) oxygen (OER). Herein, we report a new nanowire electrocatalyst, consisting S-doped CoWP nanoparticles embedded in S- N-doped carbon matrix (S-CoWP@(S,N)-C), which is situ transformed from Hofmann-type (Co, W)-based metal–organic framework (MOF) nanowires. Because S N doping to the nanoparticles, obtained S-CoWP@(S,N)-C catalyst reaches...
The <italic>in situ</italic> fabricated photoelectrodes derived from ZIF-67 exhibited greatly enhanced photoelectrochemical performances for full water splitting and CO<sub>2</sub> reduction.
Oxygen evolution reaction (OER) plays an important role in energy conversion processes such as water electrolysis and metal–air batteries. At present, finding a high-performance low-cost catalyst for the OER acidic media remains great challenge. It is therefore to develop efficient, robust, inexpensive electrocatalysts by replacing noble metal-based catalysts with transition-metal electrocatalysts. Herein, we propose facile method incorporating Ce-metal single atoms into Co3O4 nanosheets...
Density-functional theory (DFT) calculation reveals that the bandgap of barium bismuth niobate (Ba2BiNbO6) double-perovskite oxide can be effectively narrowed if is made Bi-rich and Nb-poor. Material synthesis characterization confirm predictions from DFT calculation. The results this study suggest a new strategy for engineering metal oxides toward active photoanodes efficient water-splitting applications. As service to our authors readers, journal provides supporting information supplied by...
Abstract Recently, a new method to effectively engineer the bandgap of barium bismuth niobate (BBNO) double perovskite was reported. However, planar electrodes based on BBNO thin films show low photocurrent densities for water oxidation owing their poor electrical conductivity. Here, it is reported that photoelectrochemical (PEC) activity BBNO‐based can be dramatically enhanced by coating layers tungsten oxide (WO 3 ) nanosheets solve conductivity issue while maintaining strong light...
A new metal–organic framework enables a facile and scalable synthesis of transition metal phosphide sulfide nanoparticle encapsulated by heteroatom-doped carbon as bifunctional electrocatalysts for water splitting.
The sluggish kinetics of the oxygen evolution reaction (OER) limits commercialization electrochemistry, which plays a key role in renewable energy technologies such as fuel cells and electrolyzers. Herein, facile practical strategy is developed to successfully incorporate Ir single atoms into lattice transition metal oxides (TMOs). chemical environment its neighboring modulated, provides lone-pair electrons charge balance stabilize atoms, resulting enhancement both OER activity durability....
Core–shell nanowire (NW) arrays, which feature a vertically aligned n-type Si NW core and p-type α-Bi2O3 shell, are developed as highly efficient photoanode that is suitable for water splitting. The morphology structure of the heterostructure were characterized by scanning electron microscopy (SEM), energy-dispersive x-ray spectroscopy (EDS), high-resolution transmission (HRTEM), photoelectron (XPS), diffraction (XRD). deposition Bi2O3 nanolayers on surface smooth NWs causes to become rough....
A novel hierarchical photocatalyst of Bi<sub>2</sub>O<sub>3</sub>/Bi<sub>4</sub>Ti<sub>3</sub>O<sub>12</sub> p–n junction nanoribbons (NRs) on carbon fibers has been successfully fabricated from the precursor (001) facet dominated TiO<sub>2</sub> nanosheets (NSs), which provide well-shaped templates.
MoSi2 based materials are considered to have potential for use in high temperature structural part. In this work, MoSi2/WSi2 composites been successfully prepared by pressureless sintering from mechanically-assisted combustion synthesized powders. The size of green powders shows great impact on the properties sintered samples. sample obtained smaller has finer microstructure, and its Vickers hardness, flexural strength fracture toughness were as 10.78 GPa, 327.21 MPa 7.32 m1/2, respectively....