A5038216241- Electrocatalysts for Energy Conversion
- Catalytic Processes in Materials Science
- CO2 Reduction Techniques and Catalysts
- Electrochemical Analysis and Applications
- Fuel Cells and Related Materials
- Advanced battery technologies research
- Ammonia Synthesis and Nitrogen Reduction
- Advanced Photocatalysis Techniques
- Ionic liquids properties and applications
- Wastewater Treatment and Nitrogen Removal
- Thin-Film Transistor Technologies
- Nanomaterials for catalytic reactions
- GaN-based semiconductor devices and materials
- X-ray Diffraction in Crystallography
- Carbon dioxide utilization in catalysis
- Crystallization and Solubility Studies
- Geochemistry and Elemental Analysis
- Covalent Organic Framework Applications
- ZnO doping and properties
- Microbial Fuel Cells and Bioremediation
- Semiconductor materials and devices
- Advanced Nanomaterials in Catalysis
- Electrochemical sensors and biosensors
- Water Treatment and Disinfection
- Graphene and Nanomaterials Applications
Xiamen University
2016-2025
Zhejiang University of Science and Technology
2022-2025
Fuzhou University
2022-2025
Technical University of Denmark
2021-2024
Collaborative Innovation Center of Chemistry for Energy Materials
2016-2024
Ministry of Agriculture and Rural Affairs
2023
Key Laboratory of Guangdong Province
2023
Southeast University
2019-2022
Tan Kah Kee Innovation Laboratory
2022
State Council of the People's Republic of China
2020
The electrocatalytic urea oxidation reaction (UOR) provides more economic electrons than water for various renewable energy-related systems owing to its lower thermodynamic barriers. However, it is limited by sluggish kinetics, especially CO2 desorption steps, masking energetic advantage compared with oxidation. Now, a lattice-oxygen-involved UOR mechanism on Ni4+ active sites reported that has significantly faster kinetics the conventional mechanisms. Combined DFT, 18 O isotope-labeling...
Constructing monodispersed metal sites in heterocatalysis is an efficient strategy to boost their catalytic performance. Herein, a new using tailor Pt-based nanocatalysts addressed by engineering unconventional p-d orbital hybridization. Thus, Ga on Pt3 Mn nanocrystals (Ga-O-Pt3 Mn) with high-indexed facets was constructed for the first time drive ethanol electrooxidation reaction (EOR). Strikingly, Ga-O-Pt3 nanocatalyst shows enhanced EOR performance achieving 8.41 times of specific...
Advanced electrocatalysts for complete oxidation of ethylene glycol (EG) in direct EG fuel cells are strongly desired owing to the higher energy efficiency. Herein, Pd-PdSe heterostructural nanosheets (Pd-PdSe HNSs) have been successfully fabricated via a one-step approach. These HNSs feature unique electronic and geometrical structures, which unconventional p-d hybridization interactions tensile strain effect co-exist. Compared with commercial Pd/C Pd NSs catalysts, display 5.5 (6.6) 2.5...
Abstract The advancement of efficient electrocatalysts toward the nitrogen reduction reaction (NRR) is critical in sustainable ammonia synthesis under ambient pressure and temperature. Manipulating electronic configuration particularly vital to form metal–nitrogen (MN) bonds during NRR through regulating active states sites. Here, sharp contrast stable 2H MoS 2 without metal chains, MoMo bonding metastable polymorphs bulk (zigzag chain 1T′ phase diamond 1T″′ phase) discovered significantly...
Abstract The rational fabrication of Pt‐free catalysts for driving the development practical applications in alkaline water electrolysis and fuel cells is promising but challenging. Herein, a approach outlined design multimetallic comprising multiple active sites including Pd nanoclusters Ru single atoms anchored at defective Ni(OH) 2 to simultaneously enhance hydrogen evolution reactions (HER) ethanol oxidation (EOR). Remarkably, 12 3 /Ni(OH) /C exhibits remarkably reduced HER overpotential...
Urea oxidation reaction (UOR) is an ideal replacement of the conventional anodic oxygen evolution (OER) for efficient hydrogen production due to favorable thermodynamics. However, UOR activity severely limited by high potential Ni-based catalysts form Ni3+ , which considered as active site UOR. Herein, using in situ cryoTEM, cryo-electron tomography, and Raman, combined with theoretical calculations, a multistep dissolution process nickel molybdate hydrate reported, whereby NiMoO4 ·xH2 O...
Renewable energy-based electrocatalytic hydrogenation of acetylene to ethylene (E-HAE) under mild conditions is an attractive substitution the conventional energy-intensive industrial process, but challenging due its low Faradaic efficiency caused by competitive hydrogen evolution reaction. Herein, we report a highly efficient and selective E-HAE process at room temperature ambient pressure over Cu catalyst. A high 83.2% for with current density 29 mA cm
Electroreduction of nitrate into ammonia (NRA) provides a sustainable route to convert the widespread pollutants high-value-added products under ambient conditions, which unfortunately suffers from unsatisfactory selectivity due competitive hydrogen evolution reaction (HER). Previous strategies modifying metal sites catalysts often met dilemma for simultaneously promoting activity and toward NRA. Here, general strategy is reported enable an efficient selective NRA process through...
CO poisoning of Pt-group metal catalysts is a long-standing problem, particularly for hydrogen oxidation reaction in proton exchange membrane fuel cells. Here, we report catalyst Ru oxide-coated supported on TiO2 (Ru@RuO2/TiO2), which can tolerate 1-3% CO, enhanced by about 2 orders magnitude over the classic PtRu/C catalyst, electrooxidation rotating disk electrode test. This work stably 1% CO/H2 50 h. About 20% active sites survive even pure environment. The high tolerance not via...
The electroreduction of carbon dioxide into high-value-added products is an effective approach to alleviating the energy crisis and pollution issues. However, there are still significant challenges for multicarbon (C2+) product production due lack efficient catalysts with high selectivity. Herein, a Cu-rich electrocatalyst, where Cu2O nanoparticles decorated on two-dimensional (2D) Cu-BDC metal-organic frameworks (MOFs) abundant heterogeneous interfaces, synthesized highly selective CO2 C2+...
Electrochemical carbon monoxide (CO) reduction to high-energy-density fuels provides a potential way for chemical production and intermittent energy storage. As valuable C3 species, n-propanol still suffers from relatively low Faradaic efficiency (FE), sluggish conversion rate poor stability. Herein, we introduce an "atomic size misfit" strategy modulate active sites, report facile synthesis of Pb-doped Cu catalyst with numerous atomic Pb-concentrated grain boundaries. Operando spectroscopy...
The reduction rate of nitrous oxide (N2O) is affected by the electron competition among four denitrifying steps, limiting mitigation N2O emissions during wastewater treatment. We foresee essential to understand how combinations acceptors (EAs) affect microbial composition and mechanisms communities. enriched three communities from activated sludge biomass with equivalent loads different EAs: NO3– (R1), (R2), + (R3). resulting enrichments were compared in terms (1) nitrogen oxides...
Abstract Challenges in direct catalytic oxidation of biomass-derived aldehyde and alcohol into acid with high activity selectivity hinder the widespread biomass application. Herein, we demonstrate that a Pd/Ni(OH) 2 catalyst abundant Ni 2+ -O-Pd interfaces allows electrooxidation 5-hydroxymethylfurfural to 2, 5-furandicarboxylic near 100 % yield 97.3% at 0.6 volts (versus reversible hydrogen electrode) 1 M KOH electrolyte under ambient conditions. The rate-determining step intermediate...
Methanol (ME) is a liquid hydrogen carrier, ideal for on-site-on-demand H2 generation, avoiding its costly and risky distribution issues, but this "ME-to-H2" electric conversion suffers from high voltage (energy consumption) competitive oxygen evolution reaction. Herein, we demonstrate that synergistic cofunctional Pt1Pdn/(Ni,Co)(OH)x catalyst with Pt single atoms (Pt1) Pd nanoclusters (Pdn) anchored on OH-vacancy(VOH)-rich (Ni,Co)(OH)x nanoparticles create triadic active sites, allowing...
Abstract Electrochemical oxidation of biomass‐derived 5‐hydroxymethylfurfural (HMF) provides an environmentally friendly route for producing the sustainable polymer monomer 2,5‐furandicarboxylic acid (FDCA). Thus, precisely adjusting synergistic adsorption among key reactive species, such as HMF and OH ads , on carefully designed catalyst surface is essential achieving satisfactory catalytic performance to FDCA it closely related strength configuration reaction substrates. This kind...
Developing active and durable electro-catalysts toward ethanol oxidation reaction (EOR) with high selectivity the C–C bond cleavage is an important issue for commercialization of direct fuel cell. Unfortunately, current (e.g., Pt, Pd) still suffer from poor to CO2, rapid activity degradation. Here we report a facile route synthesis new kind cyclic penta-twinned (CPT) Rh nanostructures that are self-supported nanobranches (NBs) built 1-dimension CPT nanorods as subunits. Structurally,...
Abstract Recently, in order to improve the energy conversion efficiency of direct polyol fuel cells, engineering effective Pd‐ and/or Pt‐based electrocatalysts rupture CC bonds has received increasing attention. Here, an example is shown synthesize highly uniform sub‐10 nm Pd‐Cu‐Pt twin icosahedrons by controlling nucleation phase. Because synergies electronic effect, synergistic geometric and abundant surface active sites originating from formation near alloy special icosahedral shape,...
Pyridinium has been shown to be a cocatalyst for the electrochemical reduction of CO2 on metal and semiconductor electrodes, but its exact role difficult elucidate. In this work, we create cooperative cobalt-protoporphyrin (CoPP) pyridine/pyridinium (py/pyH+) catalytic sites metal–organic layers (MOLs) an electrocatalytic reaction (CO2RR). Constructed from [Hf6(μ3-O)4(μ3-OH)4(HCO2)6] secondary building units (SBUs) terpyridine-based tricarboxylate ligands, MOL was postsynthetically...