A5101832845- Ammonia Synthesis and Nitrogen Reduction
- Electrocatalysts for Energy Conversion
- Hydrogen Storage and Materials
- Advanced Photocatalysis Techniques
- Carbon dioxide utilization in catalysis
- Nanomaterials for catalytic reactions
- Hybrid Renewable Energy Systems
- Caching and Content Delivery
- Advanced battery technologies research
- Nanoporous metals and alloys
- CO2 Reduction Techniques and Catalysts
- Catalytic Processes in Materials Science
- Fuel Cells and Related Materials
- Supercapacitor Materials and Fabrication
- Ionic liquids properties and applications
- Extraction and Separation Processes
- Metal-Organic Frameworks: Synthesis and Applications
- Recycling and Waste Management Techniques
- Molecular Junctions and Nanostructures
- Chemical Reactions and Isotopes
- Advanced X-ray and CT Imaging
- Adsorption and biosorption for pollutant removal
- Zeolite Catalysis and Synthesis
- Service-Oriented Architecture and Web Services
- Polymer composites and self-healing
Jilin University
2014-2025
Beijing University of Chemical Technology
2022-2024
Lanzhou University
2023-2024
Chinese Academy of Sciences
2024
Dalian Institute of Chemical Physics
2024
Huazhong University of Science and Technology
2021-2022
Zhejiang Chinese Medical University
2022
State Council of the People's Republic of China
2021
Jilin Medical University
2020-2021
Materials Science & Engineering
2021
Less noble: The Co0.30Au0.35Pd0.35 nanoalloy supported on carbon is reported as a stable, low-cost, and highly efficient catalyst for the CO-free hydrogen generation from formic acid dehydrogenation at room temperature (see picture). method may strongly encourage practical application of storage material fuel cells. As service to our authors readers, this journal provides supporting information supplied by authors. Such materials are peer reviewed be re-organized online delivery, but not...
The safe and efficient storage release of hydrogen are widely recognized as the main challenges for establishment a fuel‐cell‐based economy. Formic acid (FA) has great potential convenient source fuel cells. Despite tremendous efforts, development heterogeneous catalysts with high activity relatively low cost remains major challenge. synthesis AuPd–MnO x nanocomposite immobilized on ZIF‐8–reduced‐graphene‐oxide (ZIF‐8–rGO) bi‐support by wet‐chemical method is reported here. Interestingly,...
The development of low-cost and high-efficiency catalysts for both hydrogen evolution reaction (HER) oxygen (OER) in alkaline electrolyte is still challenging. Herein, interfacial Co/CoMoN heterostructures supported on Ni foam (Co/CoMoN/NF) are constructed by thermal ammonolysis CoMoOx . In 1.0 m KOH solution, Co/CoMoN/NF exhibit excellent HER activity with an overpotential 173 mV at 100 mA cm-2 a Tafel slope 68.9 dec-1 Density functional theory calculations indicate that the low valence...
The electrochemical nitrate (NO3–) reduction reaction (NO3–RR) offers a promising route for NO3– wastewater treatment and sustainable ammonia (NH3) synthesis. However, the still faces challenges of unsatisfactory productivity selectivity. Herein, we report hierarchical nanoporous Ag,Ni-codoped Cu (np Ag,Ni-Cu) catalyst that exhibits high NH3 Faradaic efficiency 98.5% with an attractive yield rate 41.1 mg h–1 mgcat–1 at −0.2 V vs RHE NO3–RR. Density functional theory calculations molecular...
Here we report a green and facile strategy for the direct nucleation growth of ultrafine (1.8 nm) well dispersed Au@Pd core–shell nanoclusters on nitrogen-doped mildly reduced graphene oxide (Au@Pd/N–mrGO) without any surfactant additional reducing agent. During synthesis, N–mrGO acts as both agent support by taking advantage its moderate high dispersing capacities. Unexpectedly, as-prepared Au@Pd/N–mrGO hybrid exhibits much greater activity than alloy or monometallic counterparts toward...
A highly efficient hydrogen generation from formic acid/sodium formate aqueous solution catalyzed by in situ synthesized Pd/C with citric acid has been successfully achieved at room temperature. Interestingly, the presence of during formation and growth Pd nanoparticles on carbon can drastically enhance catalytic property resulted Pd/C, which conversion turnover frequency for decomposition system reach highest values ever reported 85% within 160 min 64 mol H2 mol−1 catalyst h−1,...
Three-dimensional bicontinuous open (3DBO) nanoporosity has been recognized as an important nanoarchitecture for catalysis, sensing, and energy storage. Dealloying, i.e., selectively removing a component from alloy, is efficient way to fabricate nanoporous materials. However, current electrochemical liquid-metal dealloying methods can only be applied limited number of alloys usually require etching process with chemical waste. Here, we report green universal approach, vapor-phase dealloying,...
A general and energy-efficient strategy has been successfully applied for synthesis of a graphene–CuCo nanohybrid, which leads to the highest catalytic activity Cu-based catalysts up now toward dehydrogenation ammonia borane, also excellent electrochemical hydrogen evolution reaction. Moreover, this method can be easily extended facile preparation other graphene–metal systems.
Ag0.1Pd0.9 nanoparticles assembled on reduced graphene oxide are synthesized by a facile co-reduction route. The resultant AgPd nanoparticles/reduced exert 100% H2 selectivity and exceedingly high activity toward the complete decomposition of formic acid at room temperature under ambient conditions.
Amorphous Ni0.9Pt0.1/Ce2O3 nanoparticles with low noble-metal content have been facilely synthesized by a co-reduction route within 10 min at room temperature under ambient atmosphere. The resultant were successfully applied as highly efficient catalyst for rapid and complete conversion of hydrous hydrazine. A high initial turnover frequency value 28.1 h−1 is achieved 100% H2 selectivity 298 K. Moreover, the amorphous obtained due to addition Ce2O3 demonstrates much better activity lower...
AuPd–CeO2 nanocomposites directly nucleated and grown on nitrogen-doped reduced graphene oxide, exhibit excellent catalytic activity 100% hydrogen selectivity toward formic acid decomposition for generation without any additives at room temperature.
A comprehensive theoretical study on Cu-based single-atom alloys reveals their inherent structure–activity relationship relevant to performance in NRR.
Abstract Electrochemical reduction of nitrate to ammonia (NH 3 ) not only offers a promising strategy for green NH synthesis, but also addresses the environmental issues and balances perturbed nitrogen cycle. However, current electrocatalytic processes are still inefficient due lack effective electrocatalysts. Here 3D nanoporous Cu/MnO x hybrids reported as efficient durable electrocatalysts reaction, achieving yield rates 5.53 29.3 mg h −1 cat. with 98.2% 86.2% Faradic efficiency in 0.1 m...
Ultrafine and well dispersed CoAuPd nanoparticles grown on a DNA–reduced-graphene-oxide (DNA–rGO) composite have been successfully synthesized using DNA-directed method. The resultant CoAuPd/DNA–rGO exhibits high activity 100% H2 selectivity toward the dehydrogenation of formic acid without any additive at 298 K.
Tuning surface structures by bottom-up synthesis has been demonstrated as an effective strategy to improve the catalytic performances of nanoparticle catalysts. Nevertheless, modification three-dimensional nanoporous metals, fabricated a top-down dealloying approach, not achieved despite great efforts devoted improving performance Here we report surfactant-modified method tailor structure gold for amplified electrocatalysis toward methanol oxidation and oxygen reduction reactions. With...
Nitrogen-doped graphene exhibits high electrocatalytic activity toward the oxygen reduction reaction (ORR), which is essential for many renewable energy technologies. To maximize catalytic efficiency, it desirable to have both a concentration of robust nitrogen dopants and large accessible surface electrodes rapid access active sites. Here, 3D bicontinuous nitrogen-doped mesoporous synthesized by low-temperature carbide-mediated graphene-growth method reported. The has mesoscale pore size...
Abstract Electroreduction of carbon dioxide into fuels and feedstocks with renewable energy is an attractive route to mitigate emission solve crisis. However, how improve the selectivity high‐value multicarbon products still challenging. Here, we demonstrate that high‐index crystalline surface copper could be designed obtained through a simple square‐wave potential treatment on nanowires, which beneficial multi‐carbon products, especially reaction towards ethylene. The Faradaic efficiency C...
Abstract The development of highly efficient electrocatalysts for the sluggish anodic oxygen evolution reaction (OER) is crucial to meet practical demand water splitting. In this study, an effective approach proposed that simultaneously enhances interfacial interaction and catalytic activity by modifying Fe 2 O 3 /CoS heterojunction using Ru doping strategy construct electrocatalytic catalyst. unique morphology doped (Ru‐Fe ) nanoring decorated CoS nanoparticles ensures a large active...
Weniger edel: Co0.30Au0.35Pd0.35 auf Kohlenstoff ist ein stabiler, kostengünstiger und hocheffizienter Katalysator für die CO-freie Wasserstofferzeugung durch Dehydrierung von Ameisensäure bei Raumtemperatur (siehe Bild). Dieses Verfahren wird Anwendung als Wasserstoffspeicher Brennstoffzellen vorantreiben.