Zhengqi Wang

ORCID: 0000-0001-8970-2137
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Technologies Research
  • Advanced Battery Materials and Technologies
  • Flame retardant materials and properties
  • Covalent Organic Framework Applications
  • Synthesis and properties of polymers
  • Quantum Dots Synthesis And Properties
  • Advanced Photocatalysis Techniques
  • Chalcogenide Semiconductor Thin Films
  • Advanced battery technologies research
  • Environmental remediation with nanomaterials
  • Metal-Organic Frameworks: Synthesis and Applications
  • Magnetic Bearings and Levitation Dynamics
  • Copper-based nanomaterials and applications
  • Pigment Synthesis and Properties
  • Vibration Control and Rheological Fluids
  • Polymer Surface Interaction Studies
  • Analytical Chemistry and Sensors
  • Industrial Vision Systems and Defect Detection
  • Pickering emulsions and particle stabilization
  • Fire dynamics and safety research
  • Ultrasound and Cavitation Phenomena
  • Autonomous Vehicle Technology and Safety
  • Advanced oxidation water treatment
  • Mesoporous Materials and Catalysis

Shenyang University of Technology
2025

Karlsruhe Institute of Technology
2019-2025

University of Freiburg
2019-2025

Donghua University
2022-2024

Tongji University
2011-2024

Beijing University of Chemical Technology
2023

Hohai University
2023

Sichuan University
2022

North China Electric Power University
2022

Liaocheng University
2017

Abstract Herein, an eco‐friendly and high safety aqueous Mg‐ion electrolyte (AME) with a wide electrochemical stability window (ESW) ≈3.7 V, containing polyethylene glycol (PEG) low‐concentration salt (0.8 m Mg(TFSI) 2 ), is proposed by solvation structure reorganization of AME. The PEG agent significantly alters the Mg 2+ hydrogen bonds network AMEs forms direct coordination TFSI ‐ , thus enhancing physicochemical properties electrolytes. As exemplary material, V O 5 nanowires are tested in...

10.1002/adfm.202110674 article EN Advanced Functional Materials 2022-01-07

The semiconducting properties and applications of three dimensional (3D) covalent organic frameworks (COFs) are greatly hampered because their long-ranged non-conjugated skeletons relatively unstable linkages. Here, a robust imidazole-linked fully conjugated 3D framework (BUCT-COF-7) is synthesized through the one-pot multicomponent Debus-Radziszewski reaction saddle-shaped aldehyde-substituted cyclooctatetrathiophene, pyrene-4,5,9,10-tetraone, ammonium acetate. BUCT-COF-7, as metal-free...

10.1002/anie.202314539 article EN Angewandte Chemie International Edition 2023-10-26

The "oxygen-rich" Ca2+ pre-intercalated bilayered vanadium oxide (CaVOnH) was synthesized via hydrothermal method and determined as a monoclinic structure with reasonable lattice parameters. CaVOnH achieves first discharge capacity of 273 mAh g−1 retention 91% at 50 mA in 0.8 m Mg(TFSI)2-85%PEG-15%H2O (polyethylene glycol, PEG), but limited rate capability due to the low ionic conductivity electrolyte. Dimethyl sulfoxide (DMSO) is used co-solvent tune physical-chemical properties aqueous...

10.1016/j.ensm.2024.103212 article EN cc-by Energy storage materials 2024-01-28

Abstract The semiconducting properties and applications of three dimensional (3D) covalent organic frameworks (COFs) are greatly hampered because their long‐ranged non‐conjugated skeletons relatively unstable linkages. Here, a robust imidazole‐linked fully conjugated 3D framework (BUCT‐COF‐7) is synthesized through the one‐pot multicomponent Debus‐Radziszewski reaction saddle‐shaped aldehyde‐substituted cyclooctatetrathiophene, pyrene‐4,5,9,10‐tetraone, ammonium acetate. BUCT‐COF‐7, as...

10.1002/ange.202314539 article EN Angewandte Chemie 2023-10-26

Abstract Sodium metal is often considered as an anode material to improve the energy‐density of sodium batteries (SMB) respectively ion‐based (SIB). However, active Na a particular challenge. To formulate suitable electrolyte has therefore been key issue stabilize anodes. Here we report additive strategies by using additives difluoro(oxalato) borate (NaDFOB) or/and fluoroethylene carbonate (FEC) in baseline solution 1 M NaPF 6 ethylene carbonate/propylene overcome these issues. For SMB with...

10.1002/celc.202400597 article EN cc-by ChemElectroChem 2025-01-31

Abstract For the development of a full‐cell battery system, typically appropriate cathodes and anodes are characterized within half‐cell setup where metal counter electrode is installed to gather data about employed electrodes. Ultimately, individual capacity loadings allow for suitable balancing anode cathode in full‐cell. This approach seems rather unproblematic lithium‐ion batteries. sodium‐ion batteries, however, we show that high reactivity sodium strongly influences hard carbon‐based...

10.1002/batt.202300322 article EN cc-by-nc-nd Batteries & Supercaps 2023-09-11

The effects of pH, initial dye concentration and temperature on the decolorisation CI Reactive Black 8 by zero‐valent iron powder (Fe 0 ) with or without ultrasonic irradiation were investigated. It was verified that presence enhanced 8. efficiency decreased increasing but increased addition in both systems. Initial had little effect either system.

10.1111/j.1478-4408.2007.00079.x article EN Coloration Technology 2007-05-09

10.1557/jmr.2013.272 article EN Journal of materials research/Pratt's guide to venture capital sources 2013-10-15

10.1016/j.jcis.2011.06.022 article EN Journal of Colloid and Interface Science 2011-06-25

In this manuscript, we present rheology, ionic conductivity, density, chromatography, and life cycle analysis data on the PC+X electrolyte system with without LiClO4. particular, are presented in contact Na surfaces. case, photographic images of electrolyte-sodium mixtures also shown. The was analyzed using OriginPro software to visualize it an appropriate manner. our view, serve as comparative values, form a basis chromatography valuable for modeling. is manuscript "Comprehensive...

10.1016/j.dib.2021.107775 article EN cc-by Data in Brief 2021-12-30

A ZnO/CdS composite with flower‐like morphology was fabricated by combining a solvothermal route homogeneous precipitation process. The material characterisation showed that the composed of hexagonal ZnO flowers and cubic CdS nanoparticles, nanoparticles were observed to assemble on surface flowers. presence resulted in blue shift characteristic peaks decreasing photoluminescence intensity when compared Furthermore, adsorption or photocatalytic degradation experiments indicated as‐prepared...

10.1049/mnl.2013.0463 article EN Micro & Nano Letters 2013-11-01

The insulation condition of cables has been the focus research in power systems. To address problem that electric field is not easily measured under operating 10 kV transmission with defects, this paper proposes a data-driven cable defect model based on convolutional neural network approach. data during operation obtained by finite element calculation, and multi-dimensional input feature quantity set strength as output are constructed. A algorithm applied to construct model. used cloud map...

10.3390/app12168374 article EN cc-by Applied Sciences 2022-08-22

Lithium-ion batteries (LIBs) are the current state of art energy storage technology. However, to tackle steady increasing demand for clean but also sustainable energy, other complementary cell chemistries gaining significant importance. Sodium-ion (NIBs) considered be a drop-in technology that can benefit from knowledge about processing LIBs and its existing manufacturing structures. For development sodium-ion full-cell, commercially available hard carbon (HC) as an anode material was...

10.1149/ma2024-011170mtgabs article EN Meeting abstracts/Meeting abstracts (Electrochemical Society. CD-ROM) 2024-08-09

Abstract With the rapid advancement of new energy vehicles, permanent magnet synchronous motors are being increasingly utilized. Among various faults that can occur, rotor eccentricity fault in is a common issue. This study utilizes finite element method and Timoshenko beam theory to develop dynamic model rotor. It also establishes models for hybrid eccentric unbalanced magnetic pull (UMP) bearing restoring force. was found rotation frequency component spectrum response diagram under...

10.1088/1361-6501/ad9e11 article EN Measurement Science and Technology 2024-12-12
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