A5100440401- Block Copolymer Self-Assembly
- Covalent Organic Framework Applications
- Metal-Organic Frameworks: Synthesis and Applications
- Advanced Polymer Synthesis and Characterization
- Membrane Separation and Gas Transport
- Liquid Crystal Research Advancements
- Catalysis and Hydrodesulfurization Studies
- Synthesis and properties of polymers
- Supercapacitor Materials and Fabrication
- Electromagnetic wave absorption materials
- Catalytic Processes in Materials Science
- Advanced Antenna and Metasurface Technologies
- Mesoporous Materials and Catalysis
- Surface Modification and Superhydrophobicity
- Nanomaterials for catalytic reactions
- Polymer Foaming and Composites
- Advanced Sensor and Energy Harvesting Materials
- Conducting polymers and applications
- Metamaterials and Metasurfaces Applications
- Electrospun Nanofibers in Biomedical Applications
- Polymer composites and self-healing
- Carbon Dioxide Capture Technologies
- Catalysis for Biomass Conversion
- Carbon dioxide utilization in catalysis
- Advanced Materials and Mechanics
Beijing University of Chemical Technology
2010-2025
Xiamen University
2015-2024
Institute of Coal Chemistry
2013-2024
Weifang University
2024
Yunnan Agricultural University
2024
Dalian Maritime University
2006-2023
Sichuan University
2010-2022
Shanghai Jiao Tong University
2013-2022
Air Force Engineering University
2022
State Key Laboratory of Heavy Oil
2017-2021
A variety of biomass-based carbon materials with two-level porous structure have been successfully prepared by one-step carbonization process. The first level microscale pores templates from the inherent tissues, while second one nanopores is produced in situ etching embedded alkaline metal elements. superimposed effect nano and endows hierarchically carbons (HPCs) excellent microwave absorption (MA) performance. Among them, spinach-derived HPC exhibits a maximum reflection loss -62.2 dB...
A general method for the fabrication of three-dimensional (3D) porous graphene-based composite materials is reported. This involves two consecutive electrochemical steps. Firstly, 3D graphene (ERGO) material prepared electrochemically by reducing a concentrated oxide dispersion. Subsequently, second component deposited onto this ERGO matrix, yielding material. The have conductive network as which homogeneously coated. Conducting polymers, noble metal nanoparticles and were successfully...
Cleanup of oil spills is a worldwide challenge to prevent serious environmental pollution. A new kind poly(dimethylsiloxane) (PDMS) absorbent with high absorption capacity and excellent reusability was prepared used for oil/water separation. The preparation process PDMS absorbents involves direct curing prepolymer in p-xylene solution the presence commercial sugar particles, which simple economic. have interconnected pores swellable skeleton, combining advantages porous materials gels....
A breath figure (BF) is the water droplet array that forms when moisture comes in contact with a cold substrate. This has been widely utilized past two decades as versatile soft template for fabrication of polymeric porous films. Accordingly, ordered pores on polymer films formed such method are named (BFA).The BF templating technique undergoing rapid development. Several unconventional processes have established to prepare unique morphologies or primary materials, and various newly...
Aqueous-phase hydrogenolysis of renewable biomass at low H2 pressures is an attractive route to selectively produce fuels and valuable chemicals. Here, we show that Ru Ni nanoparticles (NPs) dispersed on HZSM-5 with optimum H• radical transfer catalyzed a rapid rate (152 mmol g–1 h–1) C–O bonds in lignin-derived guaiacol 240 °C 2 bar pressure water. The coimpregnated individual were highly did not present alloy structure, but the NPs close proximity. rates proportional amounts adjacent RuO2...
Flexible solid-state supercapacitors attract more and attention as the power supply for wearable electronics. To fabricate such devices, flexible economical current collectors are needed. In this paper, we report stainless steel fabrics collector high-performance graphene-based supercapacitors. The have superior properties compared with widely used collectors. show large specific capacitance of 180.4 mF/cm2, retention 96.8% after 7500 charge–discharge cycles. Furthermore, 96.4% is retained...
Previously ignored building blocks – pitch are employed to prepare hyper-cross-linked polymers<italic>via</italic>a one-step Friedel–Crafts reaction.
Core–shell Fe3O4@polypyrrole (PPy) composites with excellent electromagnetic wave absorption properties have been prepared by a sequential process of etching, polymerization, and replication. Templating from pre-prepared Fe3O4 microspheres, ferric ions were released the skin layer microspheres acid etching initiated oxidative polymerization pyrrole in suit. The morphological textural evolution core–shell Fe3O4@PPy depending on time was investigated scanning transmission electron microscope....
Starting from a commercially available block copolymer, polystyrene-b-polybutadiene-b-polystyrene (SBS), micro-patterned polymer films were successfully prepared by evaporating SBS/carbon disulfide solutions with different concentrations under high humidity. The influence of solution concentration on the pore size and array was investigated in detail. With increase concentration, regular arrays turned into random because weakened convention. Once more than 60 mg mL−1, bimodal distribution...
Porous polymeric films are of paramount importance in many areas modern science and technology. However, processing methods typically based on direct writing, imprint, lithography techniques have low throughput often limited to specific fabricated shapes. Herein, we demonstrate the directional photomanipulation breath figure arrays (BFAs) formed by an azobenzene-containing block copolymer address aforementioned problems. Under irradiation linearly polarized light, round pores BFAs were...
Porous composites based on basic aluminum sulfate and graphene hydrogel (BAS@GHG) were prepared via homogeneous precipitation of BAS in GHG, used as adsorbents for fluoride removal from water. The BAS@GHG have a porous structure with chemically converted three dimensional network coated by thin layer amorphous BAS. These showed high adsorption capacities up to 33.4 mg g−1 at equilibrium concentrations 10.7 L−1 temperatures 298 K, higher than those previously reported aluminum-based...
The mesoporous carbon fibers, of about 400 to 900 nm in diameter, have been synthesized by an electrospinning method with PF resin and PVP as sources triblock copolymer Pluronic P123 tetraethyl orthosilicate (TEOS) templates. All materials large surface areas (1215–2092 m2 g−1), high pore volumes (0.66–1.37 cm3 structure (with sizes 2.31–2.64, 3.79–3.86, 5.68–5.70 nm). adsorption capability four dyes, methylthionine chloride, methyl orange, rhodamine B, congo red investigated. the isotherms...
Extensive efforts have been devoted to developing desulfurization catalysts effectively remove sulfur from fuel. Active phase metals including cobalt, nickel, molybdenum, and tungsten extensively used in industry for hydrotreating/hydrodesulfurization over 50 years. However, while it is desirable use inexpensive materials do the same job, a grand challenge. Herein, we report Fe-based sulfide catalyst that tuned by zinc with high activity HDS, which shows an industrial application potential...
Pitch-based hyper-cross-linked polymers prepared<italic>via</italic>Friedel–Crafts reaction.
The influence of hierarchically porous structures on their microwave absorption performance is investigated thoroughly.
Hierarchically porous carbon (HPC) materials with interconnected texture are produced from a poly(divinylbenzene) precursor, which is synthesized by polymerizing high-internal-phase emulsions. After carbonation, the macroporous structures of precursor preserved and enormous micro-/mesopores via carbonation KOH produced, resulting in an hierarchically network. The prepared HPC has maximum specific surface area 2189 m2 g-1. electrode for supercapacitors capacitive deionization devices...
Light-driven transformation from isotropic superhydrophobicity to anisotropic was accomplished through bio-inspired modification and reconfiguration on poly[6-(4-methoxy-4′-oxyazobenzene)hexyl methacrylate] (PAzoMA) microarrays. In this study, ordered PAzoMA microarray film fabricated via the reverse breath figure (RBF) method. After gold nanoparticles sputtering subsequent with self-assembly of 1H,1H,2H,2H-perfluorodecanethiol (FSH), obtained lotus-leaf-inspired showed self-cleaning...