A5100431878- Electromagnetic wave absorption materials
- Advanced Antenna and Metasurface Technologies
- Metamaterials and Metasurfaces Applications
- Supercapacitor Materials and Fabrication
- Nanoplatforms for cancer theranostics
- Advancements in Battery Materials
- Photodynamic Therapy Research Studies
- Advanced battery technologies research
- MXene and MAX Phase Materials
- Porphyrin and Phthalocyanine Chemistry
- Luminescence and Fluorescent Materials
- Advanced Battery Materials and Technologies
- Antenna Design and Analysis
- Dielectric materials and actuators
- Graphene research and applications
- Flame retardant materials and properties
- Advanced Sensor and Control Systems
- Advanced Sensor and Energy Harvesting Materials
- Advanced Algorithms and Applications
- Conducting polymers and applications
- Advanced Battery Technologies Research
- Geological Modeling and Analysis
- Semiconductor materials and devices
- Aluminum Alloys Composites Properties
- Graphene and Nanomaterials Applications
Shandong University
2016-2025
Fujian Institute of Research on the Structure of Matter
2025
Chinese Academy of Sciences
2010-2025
Chinese Academy of Geological Sciences
2024
State Key Laboratory of Crystal Materials
2013-2024
City University of Hong Kong, Shenzhen Research Institute
2022-2024
Southern Medical University
2024
Qingdao University
2024
Wuhan Institute of Technology
2023-2024
Huazhong University of Science and Technology
2024
Magnetite (Fe3O4)/carbon (C) composite flowers with an average size of 4–6 μm were prepared through a facile route including solvothermal approach and carbon reduction process. The resultant Fe3O4/C composites are porous exhibit three-dimensional (3D) flower-like morphology the core–shell Fe3O4@C nanoparticles hybridized by amorphous sheets. epoxy resin containing 50 wt % 3D display optimal reflection loss (RL) value −54.6 dB at 5.7 GHz thin thickness 4.27 mm effective bandwidth RL < −10...
Owing to their low electronegativity, excellent electrical conductivity, high specific capacitance, and rich electrochemical redox sites, various transition metal sulfides have attracted significant attention as promising pseudocapacitive electrode materials for supercapacitors. However, relatively poor conductivity large volume changes seriously hinder commercial applications. Herein, ternary Co0.33Fe0.67S2 nanoparticles are in situ embedded between graphene nanosheets through a facile...
Multifunctional architecture with intriguing structural design is highly desired for realizing the promising performances in wearable sensors and flexible energy storage devices. Cellulose nanofiber (CNF) employed assisting building conductive, hyperelastic, ultralight Ti3C2Tx MXene hybrid aerogels oriented tracheid-like texture. The biomimetic are constructed by a facile bidirectional freezing strategy CNF, carbon nanotube (CNT), based on synergistic electrostatic interaction hydrogen...
Nanocomposites with a well-defined sandwich-like nanostructure were prepared via in situ growing NiCo-layered double hydroxide nanosheets tunable Ni/Co ratios on reduced graphene oxide (rGO). Electrochemical impedance spectra and N2 adsorption/desorption isotherms confirmed that these sandwich nanostructures effectively promoted charge transport enlarged the specific surface area. The nanocomposites Ni : Co = 2 1 exhibited maximum capacitance of 2130 F g-1 at A g-1, excellent rate capability...
Dual dielectric relaxation of the permittivity and multiple magnetic resonances permeability (including one natural resonance two exchange modes) are observed in CoNi@C nanocapsules same 5–17 GHz frequency range which leads to a better electromagnetic-wave absorption than earlier reported for nanocomposites. A reflection loss (RL) exceeding −25 dB is obtained wide when an appropriate absorber thickness between 2 4.8 mm chosen. For layer, RL value −10 achieved broad 12–18 GHz, covers whole Ku-band.
Non-magnetic bimetallic MOF-derived porous carbon-wrapped TiO2/ZrTiO4 composites are firstly used for efficient electromagnetic wave absorption. The absorption mechanisms including enhanced interfacial polarization and essential conductivity intensively discussed. Modern communication technologies put forward higher requirements (EMW) materials. Metal-organic framework (MOF) derivatives have been widely concerned with its diverse advantages. To break the mindset of magnetic-derivative...
Metal-organic frameworks (MOFs) manifest enormous potential in promoting electromagnetic wave (EMW) absorption thanks to the tailored components, topological structure, and high porosity. Herein, rodlike conductive MOFs (cMOFs) composed of adjustable metal ions Zn, Cu, Co, or Ni ligands hexahydroxytriphenylene (HHTP) are prepared attain tunable dielectric properties for a EMW absorption. Specifically, influences cMOFs' composition, charge transport characteristic, crystalline anisotropy...
The lab-synthesized hierarchical porous Co/C crabapples demonstrated enhanced electromagnetic wave absorption.
Porous nickel/carbon (Ni/C) composite microspheres with diameters of ca. 1.2-1.5 μm were fabricated by a solvothermal method combined carbon reduction. The pore size the synthesized Ni/C ranged from several nanometers to 50 nm. porous exhibited saturation magnetization (MS) 53.5 emu g(-1) and coercivity (HC) 51.4 Oe. When tested as an electromagnetic (EM) wave absorption material, epoxy resin composites containing 60% 75% provided high-performance EM at thicknesses 3.0-11.0 1.6-7.0 mm in...
Broadband absorbers derived from metal-organic frameworks are highly desirable in the electromagnetic (EM) wave absorption field. Herein, a strategy for cobalt-decorated porous ZrO2/C hybrid octahedrons by pyrolysis of Co(NO3)2-impregnated NH2-UIO-66 was developed. The hybridization Co nanoparticles with results remarkable EM performance minimum reflection loss (RL) -57.2 dB at 15.8 GHz, corresponding to matching thickness 3.3 mm. maximum effective bandwidth (RL ≤ -10 dB) reaches 11.9 GHz...
Developing high-performance and functional hydrogels that mimic biological materials in nature is promising yet remains highly challenging. Through a facile, scalable unidirectional freezing followed by salting-out approach, type of composed "trashed" MXene sediment (MS) biomimetic pores manufactured. By integrating the honeycomb-like ordered porous structure, conductive MS, water, electromagnetic interference (EMI) shielding effectiveness up to 90 dB X band can reach more than 40...
Lightweight, thin, large-area, and ultraflexible chemical-cross-linked MXene/superaligned carbon nanotube composite films with a bicontinuous structure are manufactured. The exhibit high mechanical strength, good electrical conductivity, hydrophobicity, oxidation stability, as well wearable multifunctionalities involving electromagnetic interference (EMI) shielding, electrothermal conversion, photothermal antibacterial performance. An X-band EMI shielding effectiveness (SE) of 24 to 70 dB at...
Abstract Transition metal carbides/nitrides (MXenes) with metallic electrical conductivity and excellent processability attract increasing attention for assembling multifunctional macrostructures. However, the challenges, involving poor mechanical strength, inferior oxidation stability, limited scalable manufacturing, impede their wide applications. Herein, large‐area, high‐strength, ultra‐flexible hybrid films are developed through multiple physical chemical cross‐linking of MXene/cellulose...
Abstract Ceramic aerogels are gaining increasing attention due to their low density, high‐temperature resistance, and excellent chemical stability. However, conventional ceramic hindered by intrinsic brittleness limited dielectric properties, which restrict scalable manufacturing multifunctional applications. Here, ultralight, biomimetic porous, electrically magnetically conductive nanofibrous composed of silicon dioxide (SiO 2 ) nanofibers, graphene, metal–organic framework (MOF)...
Abstract Transition metal carbides/nitrides (MXenes) show great potential for preparing wearable, flexible multifunctional e‐textiles due to the exceptional electrical and mechanical properties easy processing in aqueous medium. At present, MXene‐based face challenges including high production costs, low utilization of precursor titanium aluminum carbide (MAX), poor durability extreme environments, inability achieve a balance between large‐scale fabrication performance. Here, this work...