A5101686628- Electrocatalysts for Energy Conversion
- Nanoporous metals and alloys
- Nanomaterials for catalytic reactions
- Catalytic Processes in Materials Science
- Supercapacitor Materials and Fabrication
- Mesoporous Materials and Catalysis
- Advanced battery technologies research
- Advanced Photocatalysis Techniques
- Fuel Cells and Related Materials
- Electrochemical Analysis and Applications
- Metal Alloys Wear and Properties
- Ammonia Synthesis and Nitrogen Reduction
- Conducting polymers and applications
- Catalysts for Methane Reforming
- Block Copolymer Self-Assembly
- Microstructure and Mechanical Properties of Steels
- Catalysis and Hydrodesulfurization Studies
- Hydrogen embrittlement and corrosion behaviors in metals
- Catalysis and Oxidation Reactions
- Advancements in Battery Materials
- Catalysis for Biomass Conversion
- Protein Interaction Studies and Fluorescence Analysis
- MXene and MAX Phase Materials
- CO2 Reduction Techniques and Catalysts
- Gold and Silver Nanoparticles Synthesis and Applications
Shanghai Normal University
2020-2025
Heilongjiang University of Science and Technology
2023-2024
Wuhan University of Technology
2023
University of Science and Technology Beijing
2018-2022
National Institute for Materials Science
2014-2021
China University of Petroleum, Beijing
2021
Ibaraki University
2018
Waseda University
2014-2017
University of Tsukuba
2014
Donghua University
2008
Two-dimensional (2D) metals are an emerging class of nanostructures that have attracted enormous research interest due to their unusual electronic and thermal transport properties. Adding mesopores in the plane ultrathin 2D is next big step manipulating these structures because increasing surface area improves utilization material availability active sites. Here, we report a novel synthetic strategy prepare unprecedented type mesoporous metallic iridium (Ir) nanosheet. Mesoporous Ir...
The field of mesoporous metal nanoarchitectonics offers several advantages which cannot be found elsewhere. These materials have been showcasing impressive enhancements their electrochemical properties for further implementation, compared to micro- and macroporous counterparts. Since the last few decades, various methods developed achieve narrow pore size distribution with a tunable porosity particle morphology. While hard templates offer reliable intuitive approach synthesize metals,...
ConspectusWell-constructed porous materials take an essential role in a wide range of applications, including energy conversion and storage systems, electrocatalysis, photocatalysis, sensing. Although the tailored design various nanoarchitectures has made substantial progress, simpler preparation methods are compelled to meet large-scale production requirements. Recently, advanced electrochemical deposition techniques have had significant impact terms precise control upon nanoporous...
Mesoporous noble metals are an emerging class of cutting-edge nanostructured catalysts due to their abundant exposed active sites and highly accessible surfaces. Although various metal (e.g. Pt, Pd Au) structures have been synthesized by hard- soft-templating methods, mesoporous rhodium (Rh) nanoparticles never generated via chemical reduction, in part the relatively high surface energy metal. Here we describe a simple, scalable route generate Rh reduction on polymeric micelle templates...
A novel strategy for large-scale synthesis of shape- and size-controlled mesoporous Pt nanospheres (MPNs) through a slow reduction reaction in the presence surfactant is reported here first time.
Mesoporous metal sulfide hybrid (meso-MoS2/CoMo2S4) materials via a soft-templating approach using diblock copolymer polystyrene-block-poly(acrylic acid) micelles are reported. The formation of the meso-MoS2/CoMo2S4 heterostructures is based on sophisticated coassembly dithiooxamide and precursors (i.e., Co2+, PMo12), which subsequently annealed in nitrogen atmosphere to generate mesoporous material. Decomposing polymer leaves behind mesopores throughout spherical MoS2/CoMo2S4 particles,...
Understanding how mesoporous noble metal architectures affect electrocatalytic performance is very important for the rational design and preparation of high-performance electrocatalysts.
A simple method is developed to prepare Mo<sub>2</sub>C-embedded mesoporous N-doped carbon nanosheets which assemble into hollow spheres.
Porous nonprecious metal-based nanomaterials have gained considerable attention in heterogeneous catalysis owing to their low price, high specific surface area, efficient mass/electron transfer, tunable pore structure, and unique physicochemical properties. Controlling the phase compositions of these porous materials is critical applications. transition-metal borides (TMBs), typical metal–metalloid alloys, recently received much interest because optimized electronic adjustable crystal phase,...
Platinum nanoparticles with continuously tunable mesoporous structures were prepared by a simple, one-step polymeric approach. By virtue of their large pore size, these have high surface area that is accessible to reagents. In the synthetic method, variation solvent composition plays an essential role in systematic control size and particle shape. The Pt catalyst exhibited superior electrocatalytic activity for methanol oxidation reaction compared commercially available catalysts. This...
Multimetallic mesoporous spheres are successfully synthesized with ultra-large mesopores the assistance of nonionic triblock copolymer (F127) as a structural directing agent. The kinetically controlled reduction rate metal species and concentration F127 critical to formation large mesopores. Noble nanostructures have received much attention due their broad applications in hydrogenation reactions, coupling fuel cells, localized surface plasma resonances, etc.1 Thanks previously extensive...
Finding a highly efficient, selective and economic approach for electrochemical reduction of aqueous carbon dioxide is great challenge in realizing an artificial system sustainable cycle.
Abstract Deposition of Ni‐based cyanide bridged coordination polymer (NiCNNi) flakes onto the surfaces graphene oxide (GO) sheets, which allows precise control resulting lamellar nanoarchitecture by in situ crystallization, is reported. GO sheets are utilized as nucleation sites that promote optimized crystal growth NiCNNi flakes. The NiCNNi‐coated then self‐assemble and stabilized ordered nanomaterials. Regulated thermal treatment under nitrogen results a Ni 3 C–GO composite with similar...
Palladium (Pd) films with perpendicularly aligned mesochannels are expected to provide fascinating electrocatalytic properties due their low diffusion resistance and the full utilization of large surface area. There have been no studies on such mesoporous metal films, because difficulties in controlling both vertical alignment molecular template crystal growth metallic pore walls. Here we report an effective approach for synthesis Pd substrate by elaborated electrochemical deposition. The...
Controlling the morphology, composition, and crystalline phase of mesoporous nonnoble metal catalysts is essential for improving their performance. Herein, well-defined P- B-codoped NiFe alloy nanospheres (NiFeB-P MNs) with an adjustable Ni/Fe ratio large mesopores (11 nm) are synthesized via soft-template-based chemical reduction a subsequent phosphine-vapor-based phosphidation process. Earth-abundant NiFe-based materials considered promising electrocatalysts oxygen evolution reaction (OER)...
Construction of a well-defined mesoporous nanostructure is crucial for applying nonnoble metals in catalysis and biomedicine owing to their highly exposed active sites accessible surfaces. However, it remains great challenge controllably synthesize superparamagnetic CoFe-based nanospheres with tunable compositions large pores, which are sought immobilization or adsorption guest molecules magnetic capture, isolation, preconcentration, purification. Herein, facile assembly strategy block...
Generating high surface area mesoporous transition metal boride is challenging but interesting because incorporation of boron atoms can generate lattice distortion to form amorphous which has unique properties in catalysis.
Abstract Although mesoporous metals have been synthesized by electrochemical methods, the possible compositions limited to noble (e.g., palladium, platinum, gold) and their alloys. Herein we describe first fabrication of continuously Cu films using polymeric micelles as soft templates control growth under sophisticated conditions. Uniformly sized mesopores are evenly distributed over entire film, pore walls composed highly crystalized Cu.
Mesoporous metals with high surface area hold promise for a variety of catalytic applications, especially the reduction CO2 to value-added products. This study has used novel mesoporous rhodium (Rh) nanoparticles, which were recently developed via simple wet chemical approach ( Nat. Commun. 2017, 8, 15581) as catalyst methanation. Highly efficient performance and selectivity methane formation are achieved due their controllable crystallinity, porosity, energy, large number atomic steps...
Amorphous bimetallic borides are an emerging class of catalytic nanomaterial that has demonstrated excellent performance due to its glass-like structure, abundant unsaturated active sites, and synergistic electronic effects. However, the creation mesoporous Earth-abundant metal with tunable proportion remains a challenge. Herein, we develop sophisticated controllable dual-reducing agent strategy synthesize nickel-cobalt boron (NiCoB) amorphous alloy spheres (AASs) adjustable compositions by...
Amorphous iridium oxide (IrO<sub>x</sub>) is a promising catalyst that has high activity in the oxygen evolution reaction (OER) over broad range of pH values.