Huazhang Zhai

ORCID: 0000-0003-1375-2415
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Research Areas
  • Electromagnetic wave absorption materials
  • Advanced ceramic materials synthesis
  • Electrocatalysts for Energy Conversion
  • Advanced Antenna and Metasurface Technologies
  • Microwave Dielectric Ceramics Synthesis
  • Metamaterials and Metasurfaces Applications
  • Ferroelectric and Piezoelectric Materials
  • Nanowire Synthesis and Applications
  • Metal and Thin Film Mechanics
  • Catalysis and Hydrodesulfurization Studies
  • MXene and MAX Phase Materials
  • Advanced battery technologies research
  • Catalytic Processes in Materials Science
  • Catalysis for Biomass Conversion
  • Supercapacitor Materials and Fabrication
  • Antenna Design and Analysis
  • Quantum Dots Synthesis And Properties
  • Chalcogenide Semiconductor Thin Films
  • Silicon Carbide Semiconductor Technologies
  • Advancements in Battery Materials
  • Fuel Cells and Related Materials
  • Advanced materials and composites
  • Nanocluster Synthesis and Applications
  • Advanced Photocatalysis Techniques
  • Dielectric materials and actuators

Beijing Institute of Technology
1999-2024

State Council of the People's Republic of China
2016

Tsinghua University
1999-2002

State Key Laboratory of New Ceramics and Fine Processing
2001-2002

Fabrications, mechanisms of electromagnetic response, tailoring strategies carbon-based nanofibers, and devices with multi-function constructed by nanofibers are systematically elaborated.

10.1039/d2qm01271e article EN Materials Chemistry Frontiers 2023-01-01

Abstract Double‐atom catalysts (DACs) with asymmetric coordination are crucial for enhancing the benefits of electrochemical carbon dioxide reduction and advancing sustainable development, however, rational design DACs is still challenging. Herein, this work synthesizes atomically dispersed novel sulfur‐bridged Cu‐S‐Ni sites (named Cu‐S‐Ni/SNC), utilizing biomass wool keratin as precursor. The plentiful disulfide bonds in overcome limitations traditional gas‐phase S ligand etching process...

10.1002/adma.202404665 article EN Advanced Materials 2024-06-25

Abstract Human spaceflight, lunar exploration projects, and interstellar travel are the grand visions of human universe. However, energy sustainability these projects is a concern. Electromagnetic functional materials devices expected to fulfill their potential in electronic communication utilization. Herein, hetero‐dimensional micro‐nano architectures composed Cu 3 Se 2 microspheres reduced graphene oxide (rGO) sheets fabricated for first time by sacrificial template method, anion...

10.1002/adfm.202417972 article EN Advanced Functional Materials 2024-11-14

The rational design and fabrication of SnO2-based anode materials could offer a powerful way effectively alleviating their large volume variation guaranteeing excellent reaction kinetics for electrochemical lithium storage. Herein, we present an ultrarapid, low-cost, simple microwave-assisted synthesis ultrathin SnO2 nanosheets at the gram-scale. two-dimensional (2D) anisotropic growth depends on microwave dielectric irradiation coupled with surfactant structural direction, is conducted...

10.1021/am507826d article EN ACS Applied Materials & Interfaces 2015-01-16

The number of ferrous and ferric pairs in adjacent octahedral sites determines the real part permittivity. cobalt ratio mixed spinels crystallinity or defects, ultimately imaginary At a high synthesis calcination temperature, some cobaltous atoms migrate from to tetrahedral sites.

10.1039/c4tc00167b article EN Journal of Materials Chemistry C 2014-01-01

In the present work, mesoporous NiCo<sub>2</sub>O<sub>4</sub> hollow nanocubes are synthesized using a “coordinating etching &amp; precipitating” (CEP) route.

10.1039/c5cp07997g article EN Physical Chemistry Chemical Physics 2016-01-01

The regulation of the coordination environment central metal atom is considered as an alternative way to enhance performance single-atom catalysts (SACs). Herein, we design electrocatalyst with active sites isolated Co atoms coordinated four sulfur supported on N-doped carbon frameworks (Co1-S4/NC), confirmed by high-angle annular dark-field scanning transmission electron microscope (HADDF-STEM) and synchrotron-radiation-based X-ray absorption fine structure (XAFS) spectroscopy. Co1-S4/NC...

10.1021/acsami.2c09107 article EN ACS Applied Materials & Interfaces 2022-10-02

We propose an innovative preparation method, namely, a two-step pyrolysis process, to synthesize Zn–Co bimetallic catalysts with excellent hydrogen evolution performance.

10.1039/d4cc01832j article EN Chemical Communications 2024-01-01

10.1016/s0022-0248(01)00673-x article EN Journal of Crystal Growth 2001-04-01

The coordination and geometric engineering of SACs will provide a novel approach to advanced catalysts for energy related applications.

10.1039/d3ta01384g article EN Journal of Materials Chemistry A 2023-01-01

Nanozymes with high activity and stability have emerged as a potential alternative to natural enzymes in the past years, but relationship between electronic metal-support interactions (EMSI) catalytic performance nanozymes still remains unclear. Herein, copper nanoparticle nanozyme supported on N-doped Ti3C2Tx (Cu NPs@N-Ti3C2Tx) is successfully synthesized modulation of EMSI achieved by introducing N species. The stronger Cu NPs Ti3C2Tx, involving transfer an interface effect, revealed X-ray...

10.1021/acsami.3c02654 article EN ACS Applied Materials & Interfaces 2023-05-26

SiC-C coaxial nanocables were synthesized via a one-step and low-temperature (∼250 °C) solvothermal process using SiCl4, C6Cl6 Na as starting materials. The orientation accumulation of β-SiC tapered crystallite nanowires coated by an amorphous carbon sheath was formed. mechanism the growth SiC at low temperature is discussed.

10.1039/b820954e article EN Journal of Materials Chemistry 2009-01-01
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