A5014611868- Electrocatalysts for Energy Conversion
- Advanced Photocatalysis Techniques
- Ammonia Synthesis and Nitrogen Reduction
- Advanced battery technologies research
- Catalytic Processes in Materials Science
- CO2 Reduction Techniques and Catalysts
- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Hydrogen Storage and Materials
- Fuel Cells and Related Materials
- MXene and MAX Phase Materials
- Nanomaterials for catalytic reactions
- Ionic liquids properties and applications
- 2D Materials and Applications
- Covalent Organic Framework Applications
- Electrochemical Analysis and Applications
- Nanocluster Synthesis and Applications
- Caching and Content Delivery
- Electronic and Structural Properties of Oxides
- Catalysis and Oxidation Reactions
- Carbon dioxide utilization in catalysis
- Advancements in Solid Oxide Fuel Cells
- Metal-Organic Frameworks: Synthesis and Applications
- Catalysis and Hydrodesulfurization Studies
- Advanced Battery Technologies Research
Tsinghua University
2019-2025
Columbia University
2023-2025
King Center
2025
Kunming University of Science and Technology
2024
Alibaba Group (United States)
2022
Fujian Normal University
2015-2019
Wuhan University of Technology
2017
Health First
2017
Abstract High-entropy alloys have received considerable attention in the field of catalysis due to their exceptional properties. However, few studies hitherto focus on origin outstanding performance and accurate identification active centers. Herein, we report a conceptual experimental approach overcome limitations single-element catalysts by designing FeCoNiXRu (X: Cu, Cr, Mn) system with various sites that different adsorption capacities for multiple intermediates. The electronegativity...
An electronegativity-dominant high-entropy atomic environment regulation strategy was developed to manipulate the electrocatalytic properties by tailoring competitive adsorption sites in HEA NPs.
The exploitation of highly efficient carbon dioxide reduction (CO2 RR) electrocatalyst for methane (CH4 ) electrosynthesis has attracted great attention the intermittent renewable electricity storage but remains challenging. Here, N-heterocyclic carbene (NHC)-ligated copper single atom site (Cu SAS) embedded in metal-organic framework is reported (2Bn-Cu@UiO-67), which can achieve an outstanding Faradaic efficiency (FE) 81 % CO2 to CH4 at -1.5 V vs. RHE with a current density 420 mA cm-2 ....
Abstract Metallic tungsten disulfide (WS 2 ) monolayers have been demonstrated as promising electrocatalysts for hydrogen evolution reaction (HER) induced by the high intrinsic conductivity, however, key challenges to maximize catalytic activity are achieving metallic WS with concentration and increasing density of active sites. In this work, single-atom-V catalysts (V SACs) substitutions in 1T-WS (91% phase purity) fabricated significantly enhance HER performance via a one-step chemical...
Abstract Lithium–sulfur batteries are recognized as one of the most promising next‐generation energy‐storage technologies owing to their high energy density and low cost. Nevertheless, shuttle effect polysulfide intermediates formation lithium dendrites principal reasons that restrict practical adoption current Li–S batteries. Adjustable frameworks, structural variety, functional adaptability covalent organic frameworks (COFs) have potential overcome issues associated with battery...
Nonmagnetic hexavalent molybdenum atomically dispersed within oxide lattice steers the intrinsic oxygen reduction activity of catalytically active sites, and excludes occurrence symmetry breaking magnetic perturbation.
Lithium–sulfur (Li–S) batteries exhibit unparalleled theoretical capacity and energy density than conventional lithium ion batteries, but they are hindered by the dissatisfactory "shuttle effect" sluggish conversion kinetics owing to low transport kinetics, resulting in rapid fading. Herein, a catalytic two-dimensional heterostructure composite is prepared evenly grafting mesoporous carbon on MXene nanosheet (denoted as OMC-g-MXene), serving interfacial kinetic accelerators Li–S batteries....
Fine-tuning single-atom catalysts (SACs) to surpass their activity limit remains challenging at atomic scale. Herein, we exploit p-type semiconducting character of SACs having a metal center coordinated nitrogen donors (MeNx ) and rectify local charge density by an n-type semiconductor support. With iron phthalocyanine (FePc) as model SAC, introducing gallium monosulfide that features low work function generates space-charged region across the junction interface, causes distortion FeN4...
The development of rechargeable Na-S batteries is very promising, thanks to their considerably high energy density, abundance elements, and low costs yet faces the issues sluggish redox kinetics S species polysulfide shuttle effect as well Na dendrite growth. Following theory-guided prediction, rare-earth metal yttrium (Y)-N4 unit has been screened a favorable Janus site for chemical affinity polysulfides electrocatalytic conversion, reversible uniform deposition. To this end, we adopt...
Nano and single-atom catalysis open new possibilities of producing green hydrogen (H2 ) by water electrolysis. However, for the evolution reaction (HER) which occurs at a characteristic rate proportional to potential, fast generation H2 nanobubbles atomic-scale interfaces often leads blockage active sites. Herein, nanoscale grade-separation strategy is proposed tackle mass-transport problem utilizing ordered three-dimensional (3d) interconnected sub-5 nm pores. The results reveal that 3d...
Strain engineering in bimetallic alloy structures is of great interest electrochemical CO2 reduction reactions (CO2RR), which it simultaneously improves electrocatalytic activity and product selectivity by optimizing the binding properties intermediates. However, a reliable synthetic strategy systematic understanding strain effects CO2RR are still lacking. Herein, we report relaxation used to determine lattice strains bimetal MNi alloys (M = Pd, Ag, Au) realize an outstanding CO2-to-CO...
Abstract Achieving efficient efficiency and selectivity for the electroreduction of CO 2 to value‐added feedstocks has been challenging, due thermodynamic stability molecules competing hydrogen evolution reaction. Herein, a dual‐single‐atom catalyst consisting atomically dispersed CuN 4 NiN bimetal sites is synthesized with electrospun carbon nanofibers (CuNi‐DSA/CNFs). Theoretical experimental studies reveal strong electron interactions induced by electronegativity offset between Cu Ni...
The interaction between oxygen species and metal sites of various orbitals exhibits intimate correlation with the reduction reaction (ORR) kinetics. Herein, a new approach for boosting inherent ORR activity atomically dispersed Fe-N-C matrix is represented by implanting Fe atomic clusters nearby. as-prepared catalyst delivers excellent half-wave potentials 0.78 0.90 V in acidic alkaline solutions, respectively. decent can also be validated from high-performance rechargeable Zn-air battery....
Electrochemical CO2 reduction reaction (CO2 RR) over Cu catalysts exhibits enormous potential for efficiently converting to ethylene (C2 H4 ). However, achieving high C2 selectivity remains a considerable challenge due the propensity of undergo structural reconstruction during RR. Herein, we report an in situ molecule modification strategy that involves tannic acid (TA) molecules adaptive regulating Cu-based material pathway facilitates products. An excellent Faraday efficiency (FE) 63.6 %...
The anode corrosion induced by the harsh acidic and oxidative environment greatly restricts lifespan of catalysts. Here, we propose an antioxidation strategy to mitigate Ir dissolution triggering strong electronic interaction via elaborately constructing a heterostructured Ir-Sn pair-site catalyst. formation dual-site at heterointerface resulting interactions considerably reduce d-band holes species during both synthesis oxygen evolution reaction processes suppress their overoxidation,...
Abstract Single‐atom alloys (SAAs), combining the advantages of single‐atom and nanoparticles (NPs), play an extremely significant role in field heterogeneous catalysis. Nevertheless, understanding catalytic mechanism SAAs catalysis reactions remains a challenge compared with single atoms NPs. Herein, ruthenium‐nickel (RuNi ) synthesized by embedding atomically dispersed Ru Ni NPs are anchored on two‐dimensional Ti 3 C 2 T x MXene. The RuNi SAA‐3 −Ti catalysts exhibit unprecedented activity...