Haozhen Yang

ORCID: 0009-0004-4570-5220
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About
Contact & Profiles
Research Areas
  • Supercapacitor Materials and Fabrication
  • Advancements in Battery Materials
  • Catalytic Processes in Materials Science
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Sensor and Energy Harvesting Materials
  • Acoustic Wave Resonator Technologies
  • Advanced ceramic materials synthesis
  • Advanced materials and composites
  • Advanced Battery Materials and Technologies
  • Nanowire Synthesis and Applications
  • Electrostatic Discharge in Electronics
  • MXene and MAX Phase Materials
  • Nanomaterials for catalytic reactions
  • ZnO doping and properties
  • Graphene research and applications
  • Electrocatalysts for Energy Conversion
  • nanoparticles nucleation surface interactions

Huazhong University of Science and Technology
2023-2024

Chongqing University
2020-2024

Sun Yat-sen University
2021-2023

Abstract Carbonaceous materials are widely investigated as anodes for potassium‐ion batteries (PIBs). However, the inferior rate capability, low areal capacity, and limited working temperature caused by sluggish K‐ions diffusion kinetics still primary challenges carbon‐based anodes. Herein, a simple temperature‐programmed co‐pyrolysis strategy is proposed efficient synthesis of topologically defective soft carbon (TDSC) based on inexpensive pitch melamine. The skeletons TDSC optimized with...

10.1002/smll.202302537 article EN Small 2023-06-02

Carbon-based nanomaterials have been regarded as promising non-noble metal catalysts for renewable energy conversion system (e.g., fuel cells and metal-air batteries). In general, graphitic skeleton porous structure are both critical the performances of carbon-based catalysts. However, pursuit high surface area while maintaining graphitization degree remains an arduous challenge because trade-off relationship between these two key characteristics. Herein, a simple yet efficient approach is...

10.1002/advs.202103477 article EN cc-by Advanced Science 2021-11-16

Abstract The competition between surficial and volumetric diffusion during the sintering process for ceramic polymorphism at different temperatures is worth deeply exploring. In current work, various cases of mixed TiO 2 nanoparticles with rutile anatase types were investigated effects crystalline phase, temperature, particle size on systematically investigated. difference in thermodynamic stability activity phase could promote decomposition densification nanoparticles. Comparing mixed‐phase...

10.1111/jace.20126 article EN Journal of the American Ceramic Society 2024-09-20

Heteroatom doping, especially nitrogen has been regarded as an efficient strategy to break through the capacity limitation of carbonaceous anode materials in potassium-ion batteries (PIBs). Constructing edge-nitrogen-rich carbon skeleton with highly exposed active sites and charge transfer is critical for high performance nitrogen-doped materials. Herein, a kind ultrahigh edge-nitrogen (up 16.2 at%) doped nanosheets (ENCNS) developed by assembly high-nitrogen-ratio melamine (MA) polyacrylic...

10.3390/batteries9070363 article EN cc-by Batteries 2023-07-07
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