Hua Wang

ORCID: 0000-0003-4724-5104
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About
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Supercapacitor Materials and Fabrication
  • Laser Material Processing Techniques
  • Semiconductor materials and devices
  • Advanced Surface Polishing Techniques
  • Advanced Battery Technologies Research
  • Matrix Theory and Algorithms
  • Advanced Computational Techniques and Applications
  • Advanced Algorithms and Applications
  • Industrial Technology and Control Systems
  • Extenics and Innovation Methods
  • Analytical Chemistry and Sensors
  • Piezoelectric Actuators and Control
  • MXene and MAX Phase Materials
  • Advanced Numerical Analysis Techniques

University of Indianapolis
2021-2024

Indiana University – Purdue University Indianapolis
2021-2024

Purdue University West Lafayette
2023-2024

China Nerin Engineering (China)
2004

MoO 2 nanoparticle anodes show increased capacity beyond the expected value derived from conversion reaction due to formation of a Li-rich layer and morphological changes that affect during cycling.

10.1039/d3ta04794f article EN Journal of Materials Chemistry A 2023-01-01

Surface coating has become an effective approach to improve the electrochemical performance of Ni-rich cathode materials. In this study, we investigated nature Ag layer and its effect on properties LiNi0.8Co0.1Mn0.1O2 (NCM811) material, which was synthesized using 3 mol.% silver nanoparticles by a facile, cost-effective, scalable convenient method. We conducted structural analyses X-ray diffraction, Raman spectroscopy, photoelectron revealed that nanoparticle did not affect layered structure...

10.3390/mi14050907 article EN cc-by Micromachines 2023-04-23

Elemental doping for substituting lithium or oxygen sites has become a simple and effective technique to improve the electrochemical performance of layered cathode materials. Compared with single-element doping, this work presents an unprecedented contribution study effect Na+/F- co-doping on structure LiNi1/3Mn1/3Co1/3O2. The co-doped Li1-zNazNi1/3Mn1/3Co1/3O2-zFz (z = 0.025) pristine LiNi1/3Co1/3Mn1/3O2 materials were synthesized via sol-gel method using EDTA as chelating agent. Structural...

10.3390/ijms23126755 article EN International Journal of Molecular Sciences 2022-06-17

This study investigates the electrochemical behavior of molybdenum disulfide (MoS 2 ) as an anode in Li‐ion batteries, focusing on extra capacity phenomenon. Employing advanced characterization methods such situ and ex X‐ray diffraction, Raman spectroscopy, photoelectron transmission electron microscopy, research unravels complex structural chemical evolution MoS throughout its cycling. A key discovery is identification a unique Li intercalation mechanism , leading to formation reversible x...

10.1002/eem2.12855 article EN cc-by Energy & environment materials 2024-12-07

This work presents a contribution to the study of new Ni-rich spinel cathode material, LiNiMnO4, for Li-ion batteries operating in 5-V region. The LiNiMnO4 compound was synthesized by sol-gel method assisted ethylene diamine tetra-acetic acid (EDTA) as chelator. Structural analyses carried out Rietveld refinements and Raman spectroscopy, selected area electron diffraction (SAED) X-ray photoelectron (XPS) spectroscopy reveal that product is composite (LNM@NMO), including non-stoichiometric...

10.3390/electrochem2010009 article EN cc-by Electrochem 2021-02-20

Recently, Xu et al. introduced the concept of an interband character for a time-dependent quantum system. This quantity is gauge invariant and quantized as integer values, analogous to Euler characteristic based on Gauss-Bonnet theorem manifold with smooth boundary. In this work, we find that geometric shift vector in momentum space from currents bulk photovoltaic effect equivalent potential plays role geodesic curvature, is, system whose parameter Bloch momentum. We reveal intricate...

10.48550/arxiv.2405.13355 preprint EN arXiv (Cornell University) 2024-05-22
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