Kai Wang

ORCID: 0000-0002-9395-166X
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About
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Research Areas
  • Advanced Photocatalysis Techniques
  • Perovskite Materials and Applications
  • Gas Sensing Nanomaterials and Sensors
  • Advanced oxidation water treatment
  • Multiferroics and related materials
  • Ferroelectric and Piezoelectric Materials
  • Catalytic Processes in Materials Science
  • Mine drainage and remediation techniques
  • Metal-Organic Frameworks: Synthesis and Applications
  • Advanced battery technologies research
  • Metal Extraction and Bioleaching
  • Advancements in Battery Materials
  • Electrocatalysts for Energy Conversion
  • Microbial Fuel Cells and Bioremediation
  • Covalent Organic Framework Applications
  • Extraction and Separation Processes
  • Photonic and Optical Devices
  • Anaerobic Digestion and Biogas Production
  • MXene and MAX Phase Materials
  • Minerals Flotation and Separation Techniques
  • Advanced Battery Materials and Technologies
  • CO2 Reduction Techniques and Catalysts
  • Machine Learning in Bioinformatics
  • Child Nutrition and Water Access
  • Supercapacitor Materials and Fabrication

Curtin University
2011-2025

The University of Queensland
2023-2025

Shaanxi University of Science and Technology
2025

Chengdu University of Technology
2023-2024

Central South University
2023

Beijing University of Chemical Technology
2012-2023

China University of Geosciences
2023

Dongguan University of Technology
2022

Research Institute of Petroleum Exploration and Development
2020

Commonwealth Scientific and Industrial Research Organisation
2011-2017

Abstract Meeting the escalating demand for clean water resources is one of key challenges to ensure a sustainable future. Catalysis plays an important role advance chemical reactions required wastewater efficient remediation. How exploit high‐performance catalysts boost pivotal reaction kinetics always attracts researchers’ enthusiasm. Perovskite oxides as novel class functional materials can be tuned confer compositional flexibilities and provide rich unique structural properties. As...

10.1002/adfm.202102089 article EN Advanced Functional Materials 2021-05-16

Piezocatalysis, a newly emerging catalysis technology that relies on the piezopotential and piezoelectric properties of catalysts, is attracting unprecedented research enthusiasm for applications in energy conversion, organic synthesis, environmental remediation. Despite rapid development past three years, mechanism piezocatalysis still under debate. A fundamental understanding working principles this should enable future design optimization piezocatalysts. Herein, we provide an overview two...

10.1002/ange.202110429 article EN Angewandte Chemie 2021-10-08

Abstract Piezocatalytic Fenton (PF) system emerges as a promising approach to wastewater treatment by leveraging piezocatalysis enhance Fenton‐like reactions. However, conventional piezocatalysts encounter challenges because they often compromise catalytic properties in biased favor of superior piezoelectricity, resulting sluggish kinetics. To tackle this trade‐off, here novel class kesterite‐type narrow bandgap piezoelectrics, Cu 2 XSnS 4 (CXTS, X = Zn, Ni, Co), is developed for PF...

10.1002/adfm.202412258 article EN Advanced Functional Materials 2024-08-28

A metal-free β-ketoenamine-based COF was synthesized and applied for photocatalytic CO 2 reduction H O oxidation without other additives at low concentrations. The mechanism rate equations the reactions were proposed.

10.1039/d1ta07686h article EN Journal of Materials Chemistry A 2021-01-01

Abstract Piezoelectric polarization portrays a promising technology to regulate the photogenerated charge carrier separation and transfer behaviors, design of multifunctional catalysts with piezo‐phototronic effect is key step. One strategy prepare composite catalyst combining ideal properties from each individual component. Herein, facial dopant‐induced self‐assembling reported fabricate an ultracompact nanocomposite (LaFeO 3 /ZnFe 2 O 4 /La ) enhanced efficiency for piezo‐photocatalysis....

10.1002/adfm.202205121 article EN Advanced Functional Materials 2022-08-31

The development of resource-based cities faces with stagnation due to the exhaustion resources. Scientific and rational characterization temporal spatial characteristics resource environmental carrying capacity (RECC) is conducive sustainable these cities. In present study, 8 in Sichuan Province were used as research objects. A RECC framework was constructed based on natural resources, economic resources social dimensions (NEES), a assessment system then extracted. This paper calculation...

10.1016/j.ecolind.2023.109979 article EN cc-by-nc-nd Ecological Indicators 2023-02-11

Polarization in a semiconductor can modulate the band bending via depolarization electric field (EdP), subsequently tuning charge separation and transfer (CST) process photoelectrodes. However, random orientation of dipole moments many polycrystalline photoelectrodes leads to negligible polarization effect. How effectively align into same direction maximize is still be developed. Herein, we report that ferroelectric BiFeO3 photoelectrode controlled under external poling, resulting tunable...

10.1021/acsnano.3c08081 article EN ACS Nano 2023-11-10

A strong driving force for charge separation and transfer in semiconductors is essential designing effective photoelectrodes solar energy conversion. While defect engineering polarization alignment can enhance this process, their potential interference within a photoelectrode remains unclear. Here we show that oxygen vacancies bismuth vanadate (BiVO

10.1038/s41467-024-53426-8 article EN cc-by-nc-nd Nature Communications 2024-10-23

Quadruple perovskite oxides have received extensive attention in electronics and catalysis, owing to their cation-ordering structure intriguing physical properties. However, repertoires still remain limited. In particular, piezoelectricity from quadruple perovskites has been rarely reported due the frustrated symmetry-breaking transition A-site-ordered structures, disabling piezoelectric applications. Herein, we report a feasible strategy achieve CaCu3Ti4O12 (CCTO) via cation defect...

10.1021/acsnano.4c14974 article EN ACS Nano 2025-01-14

This work designed a nanostructured hybrid catalytic layer on commercial Si absorber to empower the artificial leaf for solar-driven ammonia and value-added chemicals production.

10.1039/d3ee03836j article EN Energy & Environmental Science 2024-01-01

Direct conversion of syngas to dimethyl ether (DME) through the intermediate methanol allows more efficient DME production in a simpler reactor design relative conventional indirect route. Although Cu/ZnO-based multicomponent catalysts are highly active for synthesis this process, sintering issue Cu during prolonged reaction generally deteriorates their performance. In work, Cu/ZnO novel octahedron structure prepared by two-step pyrolysis Zn-doped Cu-BTC metal-organic framework (MOF) N2 and...

10.1002/smll.201906276 article EN Small 2020-03-04

The development of aqueous sodium-ion batteries (ASIBs) has been greatly restricted as a result their narrow electrochemical stability window (ESW) (about 1.23 V). Many researchers attempt to expand the ESW using high concentrations electrolyte solution or choosing titanium other inert materials collectors. However, these methods would lead higher battery costs. In this work, we demonstrated low-cost ASIB system, in which cathode, anode, and were applied by graphene oxide (GO)-modified...

10.1021/acs.energyfuels.1c01095 article EN Energy & Fuels 2021-06-18
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