A5100401490- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Ferroelectric and Piezoelectric Materials
- Multiferroics and related materials
- Microwave Dielectric Ceramics Synthesis
- Dielectric materials and actuators
- Advancements in Solid Oxide Fuel Cells
- Advanced Battery Technologies Research
- Supercapacitor Materials and Fabrication
- Electrocatalysts for Energy Conversion
- Extraction and Separation Processes
- Catalytic Processes in Materials Science
- Gas Sensing Nanomaterials and Sensors
- Fuel Cells and Related Materials
- Electronic and Structural Properties of Oxides
- Advanced Sensor and Energy Harvesting Materials
- Transition Metal Oxide Nanomaterials
- Acoustic Wave Resonator Technologies
- 2D Materials and Applications
- Graphene research and applications
- MXene and MAX Phase Materials
- Advanced battery technologies research
- ZnO doping and properties
- Dielectric properties of ceramics
- Catalysis and Oxidation Reactions
Guangdong University of Technology
2016-2025
Huizhou University
2024
Dongguan South China Design and Innovation Institute
2019-2023
Deakin University
2012-2021
Xi'an Jiaotong University
2014-2021
North University of China
2021
Smart Material (Germany)
2020
Renmin University of China
2018
Hunan University
2018
Ningxia University
2014
Lithium–sulfur (Li–S) batteries have a much higher energy density than Li ion and thus are considered as next generation for electric vehicle applications. However, the problem of rapid capacity fading due to shuttling soluble polysulfides between electrodes remains main obstacle practical Here, thin selective interlayer structure has been designed produced decrease charge transfer resistance mitigate problem, simply by coating surface cathode with film functionalized boron nitride...
Abstract A molten lithium infusion strategy has been proposed to prepare stable Li‐metal anodes overcome the serious issues associated with dendrite formation and infinite volume change during cycling of lithium‐metal batteries. Stable host materials superior wettability Li are prerequisite. Here, it is demonstrated that a series strong oxidizing metal oxides, including MnO 2 , Co 3 O 4 SnO show lithiophilicity due their high chemical reactivity Li. Composite fabricated via melt into...
We report subnanometer modification enabled by an ultrafine helium ion beam. By adjusting dose and the beam profile, structural defects were controllably introduced in a few-layer molybdenum disulfide (MoS2) sample its stoichiometry was modified preferential sputtering of sulfur at few-nanometer scale. Localized tuning resistivity MoS2 demonstrated semiconducting, metallic-like, or insulating material obtained irradiation with different doses He+. Amorphous MoSx metallic behavior has been...
Controlling mechanochemistry by varying milling conditions.
Two-dimensional (2D) tungsten disulfide (WS2), diselenide (WSe2), and ditelluride (WTe2) draw increasing attention due to their attractive properties deriving from the heavy chalcogenide atoms, but mechanical are still mostly unknown. Here, we determine intrinsic air-aged of mono-, bi-, trilayer (1–3L) WS2, WSe2, WTe2 using a complementary suite experiments theoretical calculations. High-quality 1L WS2 has highest Young's modulus (302.4 ± 24.1 GPa) strength (47.0 8.6 entire family,...
Sodium-ion batteries (SIBs) are widely considered a hopeful alternative to lithium-ion battery technology. However, they still face challenges, such as low rate capability, unsatisfactory cycling stability, and inferior variable-temperature performance. In this study, hierarchical Na
A MoO3–carbon nanocomposite was synthesized from a mixture of MoO3 and graphite by controlled ball milling procedure. The as-prepared product consists nanosized particles (2–180 nm) homogeneously distributed in carbon matrix. acts as high capacity anode material for lithium-ion batteries exhibits good cyclic behavior. Its initial exceeds the theoretical 745 mA h g−1 (1 : 1 weight), stable 700 (94% capacity) is still retained after 120 cycles. electrode performance linked with unique...
Barium zirconate titanate (BZT) (Ba(ZrxTi1–x)O3) ceramics with Zr4+ contents of x = 5, 10, 15, 20, 25, and 30 mol % were prepared using a solid-state reaction approach. The microstructures, morphologies, electric properties characterized X-ray diffraction, scanning electron microscopy, impedance analysis methods, respectively. dielectric analyses indicate that the BZT bulk show characteristics phase transition from normal ferroelectric to relaxor increasing ionic content. electrocaloric...
Pure water splitting by charged semiconductors and solar photons to concurrently generate H2 O2 molecules has gained notable attention due worldwide clean energy generation storage. Despite significant advancements, challenges facing severe carrier recombination sluggish electron transport continue hinder the intrinsic efficiency of splitting. Here, we fabricate two-dimensional graphitic carbon nitride-hybridized sulfur thionic polymorphs (CN/S100/S010 junctions) incorporating photoactive...
Flexible and high-performance batteries are urgently required for powering flexible/wearable electronics. Lithium–sulfur with a very high energy density promising candidate high-energy-density flexible power source. Here, we report lithium–sulfur full cells consisting of ultrastable lithium cloth anodes, polysulfone-functionalized separators, free-standing sulfur/graphene/boron nitride nanosheet cathodes. The carbon decorated lithiophilic three-dimensional MnO2 nanosheets not only provides...
Abstract (Ba 1− x Sr )(Mn y Ti )O 3 (BSMT) ceramics with = 35, 40 mol% and 0, 0.1, 0.2, 0.3, 0.4, 0.5 were prepared using a conventional solid-state reaction approach. The dielectric ferroelectric properties characterized impedance analysis polarization-electric field ( P – E ) hysteresis loop measurements, respectively. adiabatic temperature drop was directly measured thermocouple when the applied electric removed. results indicate that high permittivity low losses obtained by doping...
The mechanical properties of magnetic materials are instrumental for the development magnetoelastic theory and optimization strain-modulated devices. In particular, two-dimensional (2D) magnets hold promise to enlarge these concepts into realm low-dimensional physics ultrathin However, no experimental study on intrinsic archetypal 2D magnet family chromium trihalides has thus far been performed. Here, we report room temperature layer-dependent atomically thin CrI3 CrCl3, finding that...
Recently, metal phosphides have been investigated as potential anode materials because of higher specific capacity compared with those carbonaceous materials. However, the rapid fade upon cycling leads to poor durability and short cycle life, which cannot meet need lithium-ion batteries high energy density. Herein, we report a layer-structured GeP3/C nanocomposite material performance prepared by facial large-scale ball milling method via in-situ mechanical reaction. The P-O-C bonds are...
A novel nanocomposite architecture of a Fe2O3–SnO2–C anode, based on clusters Fe2O3 and SnO2 nanoparticles dispersed along the conductive chains Super P Li™ carbon black (Timcal Ltd.), is presented as breathable structure in this paper for lithium-ion batteries. The synthesis achieved by combining molten salt precipitation process ball milling method first time. crystalline structure, morphology, electrochemical characterization synthesised product are investigated systematically....
Bullying behaviors have been studied extensively in Western countries; however, no national data exist regarding this issue contemporary China. Using a sample of 14,536 children Grades 6, 8, and 10 from public schools 11 provinces or autonomous regions rural urban China, our study assesses the prevalence bullying among school-aged China examines correlation between psychosocial adjustment. Results indicate that 6.3% reported having bullied last 3 months, 2.5% admitted to other students, 2.2%...
Barium strontium zirconate titanate ceramics ((BaSr)(ZrTi)O3-BSZT) with Zr4+ ionic contents of 15 and 20 mol % Sr2+ 15, 20, 25, 30 were prepared using a solid-state reaction approach. X-ray diffraction scanning electron microscopy used to characterize the lattice structure morphologies ceramics. Permittivity polarization as function temperature characterized an impedance analyzer Tower-Sawyer circuit. The electrocaloric effect was measured directly calculated Maxwell relation (indirectly)....
Migration of cycling intermediates (polysulfides) from the cathode to anode through a separator is one main problems in current lithium–sulfur batteries that deteriorates performance cell. Here we report multifunctional separator, which constructed by incorporation functionalized boron nitride nanosheets with negatively charged groups onto commercial Celgard separator. The capable prevent polysulfide migration effectively due strong ion repelling polysulfides nanosheets. cell exhibits an...