Yajuan Wei

ORCID: 0000-0002-2973-8178
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About
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Research Areas
  • Catalytic Processes in Materials Science
  • Advanced Photocatalysis Techniques
  • CO2 Reduction Techniques and Catalysts
  • Copper-based nanomaterials and applications
  • Ammonia Synthesis and Nitrogen Reduction
  • Electrocatalysts for Energy Conversion
  • Thermochemical Biomass Conversion Processes
  • Nanomaterials for catalytic reactions
  • Methane Hydrates and Related Phenomena
  • Supercapacitor Materials and Fabrication
  • CO2 Sequestration and Geologic Interactions
  • Hydrocarbon exploration and reservoir analysis
  • Iron and Steelmaking Processes
  • Industrial Gas Emission Control
  • Legume Nitrogen Fixing Symbiosis
  • Hydrogen Storage and Materials
  • Covalent Organic Framework Applications
  • Combustion and flame dynamics
  • Catalysis and Oxidation Reactions
  • Metal-Organic Frameworks: Synthesis and Applications
  • Metallurgical Processes and Thermodynamics
  • Plant nutrient uptake and metabolism
  • Quantum Dots Synthesis And Properties
  • Soil Carbon and Nitrogen Dynamics
  • Carbon Dioxide Capture Technologies

China Huadian Corporation (China)
2015-2025

Electric Power Research Institute
2025

Tianjin Normal University
2021-2025

Center for Interdisciplinary Studies
2025

Taizhou University
2022-2024

Nankai University
2018-2023

Inner Mongolia Agricultural University
2020-2023

Baotou Teachers College
2023

Nanyang Technological University
2016-2019

Tianjin University
2014-2018

Under the background of power system profoundly reforming, hydrogen energy from renewable energy, as an important carrier for constructing a clean, low-carbon, safe and efficient system, is necessary way to realize objectives carbon peaking neutrality. As strategic source, plays significant role in accelerating clean transition promoting energy. However, cost technology are two main constraints green development. Herein, technological development status economy whole industrial chain...

10.3390/pr12020315 article EN Processes 2024-02-01

The removal of hydrogen sulfide (H2S) is essential in various industry applications such as purification syngas for avoiding its corrosion and toxicity to catalysts. design adsorbents that can bear H2S overcome the competitive adsorption from carbon dioxide (CO2) a challenge. To obtain insight into stability mechanism metal–organic frameworks (MOFs) during separation process, 11 MOF-based materials were employed capture CO2. Density functional theory, molecular dynamic studies, experiments...

10.1021/acs.jpcc.7b04465 article EN The Journal of Physical Chemistry C 2017-06-05

A solvent-free synthetic method was employed for the construction of mesoporous α-MnO2 nanosheets. Benefiting from a solid interface reaction, obtained MnO2 nanosheets with large oxygen vacancies exhibit high surface area up to 339 m2/g and mesopore size 4 nm. The as catalyst were applied in NH3-assisted selective catalytic reduction (NH3-SCR) DeNOx at relatively low temperature range. conversion efficiency could reach 100% under gas hourly space velocity (GHSV) 700000 h–1 100 °C. To gain...

10.1021/acscatal.8b00267 article EN ACS Catalysis 2018-03-27

Climate deterioration is closely related to the CO2 concentration in atmosphere, which considered one of major environmental challenges we are facing today. It urgent take immediate actions prevent further climate change. In comparison with postcombustion capture technologies from flue gas, trace directly air still a challenge but very important for both control atmosphere and quality confined space. This review highlights recent research advances use metal–organic frameworks (MOFs) capture,...

10.1021/acssuschemeng.8b05590 article EN ACS Sustainable Chemistry & Engineering 2018-11-30

A general graphene quantum dot-tethering design strategy to synthesize single-atom catalysts (SACs) is presented. The applicable different metals (Cr, Mn, Fe, Co, Ni, Cu, and Zn) supports (0D carbon nanosphere, 1D nanotube, 2D nanosheet, 3D graphite foam) with the metal loading of 3.0-4.5 wt %. direct transmission electron microscopy imaging X-ray absorption spectra analyses confirm atomic dispersed in supports. Our study reveals that abundant oxygenated groups for complexing ions rich...

10.1002/anie.202008422 article EN Angewandte Chemie International Edition 2020-08-21

Ultrathin TMO has been synthesized <italic>via</italic> a facile <italic>in situ</italic> gas induced growth strategy and the structure–efficiency relationship deeply discussed.

10.1039/c9ta06817a article EN Journal of Materials Chemistry A 2019-01-01

The development of highly efficient photocatalysts is the key for application hydrogen production. Due to narrow band gap and high catalytic activity, Co9S8 considered as a prospective photocatalyst evolution from water splitting. Nevertheless, serious recombination carriers on always results in an ultrapoor performance evolution. Herein, we combine CdS quantum dots hollow dodecahedron form heterostructured Co9S8/CdS nanocages by low-energy atmospheric one-pot strategy. Owing Z-type...

10.1021/acsanm.0c03389 article EN ACS Applied Nano Materials 2021-03-15

Cu‐based tandem catalysts have been widely studied due to their excellent performance in electrocatalytic reduction of carbon dioxide (CO2RR) produce C2+ products. However, during the CO2RR process, Cu atoms face issue dynamic restructuring, resulting relatively poor stability and single‐product selectivity. Herein, Cobalt phthalocyanine (CoPc) was integrated with nanoparticles (NPs) prepare a catalyst (Cu/CoPcx) by in‐situ growth method, significantly enhancing selectivity for The optimal...

10.1002/cctc.202500056 article EN ChemCatChem 2025-03-07

Nickel iron hydroxide oxide is one of the efficient catalysts for oxygen evolution reaction (OER). However, current synthesis methods, such as solvothermal and electrodeposition, require stringent experimental conditions (e.g., temperature, pressure, solvent) involve complex procedures with high costs. To address this issue, we developed a simple electrostatic self-assembly strategy to synthesize Ni-doped oxyhydroxide (Ni-FeOOH) by combining aminated two-dimensional g-C3N4 trace amounts Ni2+...

10.1021/acs.langmuir.5c00457 article EN Langmuir 2025-04-09

In this paper, coal blending combustion performance in a 600 MWe supercritical boiler has been investigated through series of on-site measurements and computational fluid dynamic modellings. A bituminous was used as reference, which blended with brown or semicoke an indirect way, i.e., different coals being fed separately into the without prior mixing mill. The behavior assessed upon varying injection location, ratio, air staging use pyrolysis-derived semicoke. ANSYS FLUENT 15.0 employed for...

10.1021/ef502287c article EN Energy & Fuels 2015-01-05

On account of the highly active exposed Mn atom on α-MnO<sub>2</sub>with a mesoporous channel, catalyst exhibits high performance for NH<sub>3</sub>-based selective catalytic reduction NO.

10.1039/c7cy00315c article EN Catalysis Science & Technology 2017-01-01

The reason that the stoichiometry of gas to water in artificial hydrates formed on porous materials is much higher than nature still ambiguous. Fortunately, based our experimental thermodynamic and kinetic study hydrate formation behavior with classic ordered mesoporous carbon CMK-3 irregular activated combined density functional theory calculations, we discover a microscopic pathway materials. Two interesting processes including (I) replacement adsorbed surface by (II) further pore...

10.34133/2019/3206024 article EN cc-by Research 2019-01-01

Due to a high surface area and 3-D meso-channels, the catalyst exhibits performance for NH<sub>3</sub>-SCR of NO.

10.1039/c5ra01355k article EN RSC Advances 2015-01-01

In recent years, the electrochemical reduction of carbon dioxide (CO2RR) has made many advances in C2+ production. Cu+/Cu0 site is beneficial for C‐C coupling process, but oxidation state copper cannot be well maintained during reaction resulting a decrease catalyst activity. Based on this consideration, work, transition metal oxide CeO2 with hollow cube structure and oxygen vacancies was introduced to stabilize increase active sites (Ce1Cu2). The exhibits excellent CO2RR performance, FEC2+...

10.1002/cssc.202402097 article EN ChemSusChem 2024-11-18
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