Haoyu Dong

ORCID: 0009-0003-6634-9133
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About
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Research Areas
  • 2D Materials and Applications
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Graphene research and applications
  • Advanced Battery Technologies Research
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • MXene and MAX Phase Materials
  • Gold and Silver Nanoparticles Synthesis and Applications
  • ZnO doping and properties
  • Thermal properties of materials
  • Biosensors and Analytical Detection
  • Topological Materials and Phenomena
  • Catalytic C–H Functionalization Methods
  • Ga2O3 and related materials
  • Supercapacitor Materials and Fabrication
  • Quantum Dots Synthesis And Properties
  • Advanced biosensing and bioanalysis techniques
  • Electronic and Structural Properties of Oxides
  • GaN-based semiconductor devices and materials
  • Inorganic Chemistry and Materials
  • Catalytic Cross-Coupling Reactions
  • Magnetic and transport properties of perovskites and related materials
  • Nanowire Synthesis and Applications
  • Polymer crystallization and properties

North China University of Science and Technology
2025

Renmin University of China
2020-2025

Hunan University
2025

China National Building Materials Group (China)
2021-2025

Chuzhou University
2025

State Ethnic Affairs Commission
2023-2024

Dalian Minzu University
2022-2024

Fujian Institute of Oceanography
2024

Shandong University
2024

Huazhong University of Science and Technology
2020

Abstract Lithium dendrites are easily generated for excessively‐solved lithium ions (Li + ) inside the metal batteries, which will lead serious safety issues. In this experiment, carbon spheres (CS) successfully anchored on TiO 2 (CS@TiO in hydrothermal polymerization, is filtrated commercial PE separator @PE). The negative charge CS can suppress random diffusion of anions through electrostatic interactions. Density functional theory (DFT) calculations show that contributes to desolvation Li...

10.1002/smll.202310915 article EN Small 2024-01-24

β-Ga2O3 is a new generation of semiconductor material with wide bandgap 4.9 eV. However, the devices inevitably produce defects within them after irradiation, leading to changes in their thermal conductivities. At present, effect radiation-damage-induced on conductivity has not been carried out. Herein, we have employed molecular dynamics simulations investigate impact transport β-Ga2O3, and obtained non-defect good agreement recent reports. Our findings indicate that at room temperature...

10.1116/6.0003214 article EN Journal of Vacuum Science & Technology A Vacuum Surfaces and Films 2024-01-12

Boundary oxygen vacancies decrease the bandgap of β-Ga 2 O 3 /4H-SiC heterojunction, while interface create states at interface.

10.1039/d3tc04768g article EN Journal of Materials Chemistry C 2024-01-01

Highly dispersion and small particle size Pd(0) nanoparticles were immobilized into nitrogen-containing polydentate ligand quaternary ammonium/phosphonium salt bifunctionalized polyacrylonitrile fiber to prepared a novel functionalized catalyst (PANNP/QA&PSF-Pd(0)). Some necessary instrumental analysis methods, including inductively coupled plasma atomic emission spectroscopy (ICP-AES), X-ray photoelectron (XPS), Transmission Electron Microscope (TEM), etc., applied accurately characterize...

10.2139/ssrn.5085049 preprint EN 2025-01-01

Youth are society’s vital asset, and their mental health is a priority for global public health. Spiritual tourism, through the integration of cultural spiritual elements, promotes travelers’ has emerged as new model service that complements traditional treatments; however, this lacks focus on specific characteristics needs youth demographic, well design perspective, which may contribute to inability provide long-term support due insufficient social support. Therefore, paper explores ways in...

10.3390/su17020498 article EN Sustainability 2025-01-10

Herein, an iron‐catalyzed protocol for the aromatization‐driven deconstruction and decarboxylation of ketone‐derived dihydroquinazolinones in reaction with unsaturated carboxylic acids is reported. A diverse range fluoroacrylic cinnamic reacted effectively dihydroquinazolinones, yielding essential monofluoroalkenes alkenes excellent stereoselectivity. Additionally, spiro‐dihydroquinazolinones served as suitable substrates, facilitating synthesis valuable quinazolin‐4(3H)‐ones featuring...

10.1002/adsc.202401503 article EN Advanced Synthesis & Catalysis 2025-01-14

The delicate interplay among the complex intra/inter-layer electron–electron and electron–lattice interactions is fundamental prerequisite of these exotic quantum states, such as superconductivity, nematic order, checkerboard charge order. Here, we explore filling-dependent multiple stable intertwined electronic atomic orders flat-band state 1T-TaS2 encompassing hole phase orders, coexisting left- right-chiral mixed phase/chiral via scanning tunneling microscopy (STM). Combining...

10.1021/acsnano.4c13437 article EN ACS Nano 2025-02-18

Disordered porous polyolefin separators cannot control the formation of lithium dendrites, which will seriously affect practical application metal batteries. In this paper, polyethylene (PE) separator is modified with CaCO3 and cobalt phthalocyanine (CoPc). reacts by-products generated during cycling process, effectively inhibiting successive generation by-products, preventing solid electrolyte interface (SEI) from being constantly destroyed regenerated, maintaining stability SEI. Density...

10.1002/smll.202411530 article EN Small 2025-03-26

Commercial polyolefin separators often cause explosions and thermal runaways in lithium-ion batteries due to their poor stability. Therefore, various polymer with high stability have attracted the attention of researchers. In this paper, a kind special nano-TiO2/Polyimide (TiO2@PI) composite separator was prepared by adding nano-TiO2 particles certain content PAA solution before electrospinning. It is found that added TiO2 ceramic greatly improve flame retardant performance separator, at...

10.1021/acsapm.2c00645 article EN ACS Applied Polymer Materials 2022-06-15

Abstract Commercial polyolefin separator cannot guarantee the safety of lithium‐ion batteries at high temperatures due to their poor thermal stability. All kinds nanofiber membranes with stability become focus. In this paper, we have prepared PVDF membrane by electrospinning method and studied relationship between electrochemical performance morphology in detail. It is found that transformed from ball‐like various increasing concentration spinning solution. As a result, (24 wt%‐HP) solution...

10.1002/app.52154 article EN Journal of Applied Polymer Science 2022-01-12

An improved template method has been developed to synthesize subnanometer-thick 2D GaN films through the balance of nitridation and ion etching during N 2 plasma enhanced CVD.

10.1039/d1ta10450k article EN Journal of Materials Chemistry A 2022-01-01

Strain engineering plays a vital role in controlling the physical properties of two-dimensional (2D) materials. However, nanomechanical behavior atomically thin 2D crystals under strain has not been completely understood. Here, strain-induced hierarchical ripple nanostructures triangular MoS2 flakes were investigated by advanced atomic force microscopy and optical spectral measurements. The nanoripples exhibited threefold radial pattern, their mechanical, electronic, spectra characteristics...

10.1063/5.0023405 article EN Applied Physics Letters 2020-10-12

Surface ripple, as an important factor of corrugations in two-dimensional (2D) atomic crystals, plays roles determining their mechanical and physical properties. Here, we systematically investigated the strain-engineered rippling structure manipulation domain monolayer WS2 flakes via force microscopy (AFM). The was introduced by in-plane compression applied through underlying SiO2/Si substrate during rapid cooling process post-growth. zigzag-orientated domains with three-equivalent...

10.1021/acs.jpcc.1c01179 article EN The Journal of Physical Chemistry C 2021-04-16
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