A5101746465- Electrocatalysts for Energy Conversion
- Fuel Cells and Related Materials
- Advanced battery technologies research
- Nanomaterials for catalytic reactions
- Advanced Photocatalysis Techniques
- Catalytic Processes in Materials Science
- Electrochemical Analysis and Applications
- Advanced Memory and Neural Computing
- Copper-based nanomaterials and applications
- CO2 Reduction Techniques and Catalysts
- Chalcogenide Semiconductor Thin Films
- Advanced Signal Processing Techniques
- Hybrid Renewable Energy Systems
- Biofuel production and bioconversion
- Gold and Silver Nanoparticles Synthesis and Applications
- Ammonia Synthesis and Nitrogen Reduction
- Covalent Organic Framework Applications
- Nanocluster Synthesis and Applications
- Supercapacitor Materials and Fabrication
Nanjing Normal University
2013-2024
Jiangsu University
2024
Nanjing University of Science and Technology
2020-2024
Southeast University
2018-2020
Nanyang Technological University
2019-2020
New Technology (Israel)
2019
Developing high-efficiency and low-cost catalysts towards oxygen evolution reaction (OER) is extremely important for overall water splitting rechargeable metal−air batteries. Herein we propose a promising organometallic coordination polymer (OCP) induced strategy to construct hierarchical N-doped carbon framework with NiFe nanoparticles encapsulated inside (Nx[email protected]–C) as highly active stable OER catalyst. The synthesis of OCP precursor depends on the unique molecular structure...
Noble metallic nanocrystals (NMNCs) with highly branched morphologies are an exciting new class of nanomaterials because their great potential application in catalysis, sensing, optics, and electronics originating from unique structures. Herein, we report a facile water-based method to synthesize high-quality palladium (Pd) tetrapods the assistance arginine molecule, which is more economical environmentally friendly than previous reported carbon monoxide (CO)-assisted synthesis organic...
The development of highly active air-cathodes with robust stability and a low price is crucial significance for rechargeable Zn–air batteries remains great challenge. Herein, the first time, we report "rigid flexible" material consisting three-dimensional (3D) porous nickel-manganese oxide (Ni6MnO8) coupled 1D ultrathin Au nanowires (Au-NWs) as an efficient bifunctional oxygen electrocatalyst, adopting α-naphthol-Au(III) precursor Au-NWs pre-formed Ni6MnO8 support. acts not only carbon-free...
Au nanowires with ultrathin diameters and high aspect ratios can be simply achieved within a few minutes, which exhibit extraordinary electrocatalytic performance toward the ORR in alkaline medium.
This review summarizes recent progress in the design and synthesis of transition metal-based heterostructures for oxygen reduction evolution.
Engineering Pt-free catalysts for hydrogen evolution reaction (HER) with high activity and stability is of great significance in electrochemical production. Herein, situ chemical H intercalation into ultrafine Pd to activate this otherwise HER-inferior material form the IrPdH hydride as an efficient stable HER electrocatalyst proposed. The formation PdIrH depends on a new hydrogenation strategy via using ethanol resource. It demonstrated that atoms originate from OH CH2 ethanol, which...
Abstract Pt‐based intermetallics are recognized as effective catalysts for oxygen reduction reaction (ORR) in fuel cells. However, the synthesis of often requires prolonged annealing and effect different crystal structures on ORR still need to be investigated. Herein, L1 2 ‐Pt 3 Mn 0 ‐PtMn with Pt‐skin rapidly synthesized through an emerging periodic carbothermal shock method investigate their ORR‐activity difference. The formation can well‐controlled by Pt/Mn feeding ratio, pulse cycles,...
The synthesis of Pt nanocrystals with controlled size and morphology has drawn enormous interest due to their particular catalytic activity. We present a facile green hydrothermal method for synthesizing monodisperse nanocubes (Pt-NCs) polyallylamine hydrochloride (PAH) as complex-forming agent, capping agent facet-selective formaldehyde reductant. formation mechanism, particle surface composition the Pt-NCs were investigated by Ultraviolet visible spectroscopy (UV-vis), Fourier transform...
For direct formic acid fuel cells (DFAFCs), the dehydrogenation pathway is a desired reaction pathway, to boost overall cell efficiency. Elaborate composition tuning and nanostructure engineering provide two promising strategies design efficient electrocatalysts for DFAFCs. Herein, we present facile synthesis of porous AgPt bimetallic nanooctahedra with enriched Pt surface (denoted as AgPt@Pt nanooctahedra) by selective etching strategy. The smart integration geometric electronic effect...
Efficient water splitting through electrocatalysis has been studied extensively in modern energy devices, whereas the development of catalysts with high activity and stability low‐load Pt is still a great challenge. Through spatial confinement effect template method, herein, hollow graphene spheres functionalized nanoclusters (Pt/GHSs) are constructed developed as effective electrocatalysts for hydrogen evolution reaction (HER). Electrochemical tests show that Pt/GHSs exhibit...
Minimizing the particle size of transition metals and constructing heteroatom-co-doped carbon with a high surface area are deemed imperative in maximizing atomic utilization carbon-based materials. Herein, atomically dispersed Co sites anchored on interconnected B, N-doped nanotubes (B, N, Co/C nanotubes) prepared through facile molten-salt-assisted pyrolysis B/N/Co precursors following chemical etching. The single atom is demonstrated to form Co–N4 planar configuration by XAFS analysis....
Pd‐based catalysts with preferred morphologies and compositions are of great significance for boosting oxygen reduction reaction (ORR) formic acid oxidation (FAOR) performance, but the development facile preparation methods is challenging. Therefore, an unconventional strategy proposed to synthesize palladium‐copper cyanogel (Cu x [Pd(CN) 4 ] y ·aH 2 O) subsequently induce formation PdCu alloy nanocorals (ANCs), which has advantages being simple, green, efficient. The synthesized ANCs...
Modulating the electrocatalytic performance of Palladium (Pd) with nonmetallic elements (e.g., H, B, C, N, O, P and S) has gained ever-increasing attention since their introduction been proven to effectively modulate 3d-electronic configuration subsurface properties Pd. In this review, most advanced nonmetal-modified Pd-based catalysts are classified according different doped atoms (i.e., hydrides, borides, carbides, nitrides, oxides, phosphides sulfides) critically reviewed emphasize roles...
Ultrathin core–shell Au@RuNi nanowires have been synthesized via the epitaxial growth of uniform fcc -structured RuNi alloy layer on surface ultrathin Au NWs, demonstrating remarkable alkaline HER performance and outstanding stability.
Polyallylamine (PAH) functionalized Pd icosahedra are synthesized through a simple, one-pot, seedless and hydrothermal growth method. Herein, PAH is used efficiently as complex-forming agent, capping facet-selective agent. The strong interaction between atom sharply changes the electronic structure of in icosahedra. protective function layers enhanced antietching capability responsible for formation Very importantly, as-prepared exhibit superior electrocatalytic activity ethanol tolerant...
The chemical functionalized platinum nanolance assemblies exhibit superior electrocatalytic activity, alcohol tolerance and durability for oxygen reduction reaction.
Tailoring composition and structure are significantly important to improve the utilization optimize performance of precious Pt catalyst toward various reactions, which greatly relies on feasible synthesis approach. Herein, we demonstrate that Cu-rich Cu5Pt alloys with unique excavated dodecahedral frame-like (Cu5Pt nanoframes) can be synthesized via simply adjusting amounts salt precursors surfactants under hydrothermal conditions. It is established presence hexamethylenetetramine...
N-carbon nanoframes embedded with sub-5 nm Pd nanoparticles are prepared through a 1-naphthylamine-driven pyrolysis strategy and exhibit excellent bifunctional electrocatalytic performance.