Xuepeng Ni

ORCID: 0000-0003-3159-0528
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About
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Research Areas
  • Supercapacitor Materials and Fabrication
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Electrocatalysts for Energy Conversion
  • Advanced battery technologies research
  • Fiber-reinforced polymer composites
  • Synthesis and properties of polymers
  • Electrospun Nanofibers in Biomedical Applications
  • Fuel Cells and Related Materials
  • Aerogels and thermal insulation
  • Advanced Battery Technologies Research
  • biodegradable polymer synthesis and properties
  • Advanced Sensor and Energy Harvesting Materials
  • Mesoporous Materials and Catalysis
  • Conducting polymers and applications
  • Advanced Photocatalysis Techniques
  • Graphene research and applications
  • Covalent Organic Framework Applications
  • Polyoxometalates: Synthesis and Applications
  • Chemical Synthesis and Reactions
  • Polymer crystallization and properties
  • Advanced Thermoelectric Materials and Devices
  • MXene and MAX Phase Materials
  • Thermal Radiation and Cooling Technologies
  • Polymer Nanocomposites and Properties

Donghua University
2019-2024

China Three Gorges University
2023-2024

State Key Laboratory for Modification of Chemical Fibers and Polymer Materials
2019-2023

Michigan Technological University
1998

Abstract The intelligent construction of non‐noble metal materials that exhibit reversible oxygen reduction reaction (ORR) and evolution (OER) with bifunctional electrocatalytic performance is greatly coveted in the realm zinc‐air batteries (ZABs). Herein, a crafted structure‐amorphous MnO 2 lamellae encapsulated covalent triazine polymer‐derived N, S, P co‐doped carbon sphere (A‐MnO /NSPC) designed using self‐doped pyrolysis coupled an situ encapsulation strategy. customized A‐MnO /NSPC‐2...

10.1002/adma.202312868 article EN Advanced Materials 2024-01-19

Flexible thermoelectric materials play an important role in smart wearables, such as wearable power generation, self-powered sensing, and personal thermal management. However, with the rapid development of Internet Things (IoT) artificial intelligence (AI), higher standards for comfort, multifunctionality, sustainable operation electronics have been proposed, it remains challenging to meet all requirements currently reported devices. Herein, we present a multifunctional, wearable, wireless...

10.1016/j.eng.2023.05.026 article EN cc-by-nc-nd Engineering 2023-10-01

The application of transition metal oxides in the oxygen evolution reaction (OER) and lithium-ion batteries (LIBs) for generating pollution-free energy has received extensive attention; however, many challenges still hinder its commercial application. Herein, a carbon fiber paper (CFP) with high conductivity (σ = 176.72 S m–1) was prepared our lab used as free-standing substrate OER LIB electrodes. FeCoO nanosheets mesoporous structure are homogeneously anchored on CFP by hydrothermal method...

10.1021/acsaem.4c00009 article EN ACS Applied Energy Materials 2024-03-27

Attributed to the strong coupling effect between interfaces and Sn nanodots, as well Na + migration pathway of interfacial adsorption–insertion mechanism, prepared Sn/N-CNs revealed superior cycling stability.

10.1039/d3qi01288c article EN Inorganic Chemistry Frontiers 2023-01-01

The limited specific surface area (SSA), long preparation period, and high cost are significant challenges for carbon xerogels (CXs). To overcome these limitations, we propose an approach to prepare tannin-resorcinol-formaldehyde-based CXs through template-catalyzed in situ polymerization. ZnCl2 acts as a catalyst significantly accelerates the polymerization reaction coordination of Zn2+ carbonyl group formaldehyde, while atmospheric drying instead special without solvent exchange reduces...

10.1021/acs.langmuir.4c00087 article EN Langmuir 2024-05-03

Obtaining large specific surface areas (SSA) for carbon xerogels poses a significant challenge due to the inevitable volume shrinkage of xerogel. Here, Zn2+ coordination-catalyzed in-situ polymerization approach was proposed fabricate with low 13.03 % and short preparation period 24 ​h. In resorcinol-formaldehyde (RF) polymerization, ZnCl2 could accelerate reaction kinetics through coordination hydroxyl groups. The gel network adjustable RF particles (46.5 nm-1.89 ​μm) narrow neck structures...

10.1016/j.nanoms.2024.05.004 article EN cc-by-nc-nd Nano Materials Science 2024-07-01

Lithium-sulfur (LiS) batteries are considered as one of the most promising high-energy storage devices due to high theoretical capacity (1675 mA·h·g−1) and large energy density (2600 W·h·kg−1). However, poor conductivity sulfur "shuttle effect" soluble polysulfide intermediates limit practical applications LiS batteries. Herein, four kinds carbon sub-micro fibers with different structures were designed prepared, effect structure on battery was studied. On this basis, XO (X = Ti, Mn)...

10.1016/j.jmat.2022.07.003 article EN cc-by-nc-nd Journal of Materiomics 2022-09-05

Bifunctional comonomer 2-methylenesuccinamic acid (MLA) was designed and synthesized to prepare acrylonitrile copolymer P (AN-co-MLA) using mixed solvent polymerization as a carbon fiber precursor. The effect of monomer feed ratios on the structure stabilization were characterized by elemental analysis (EA), Fourier transform infrared spectroscopy (FTIR), gel permeation chromatography (GPC), X-ray diffraction (XRD), proton nuclear magnetic (1H NMR), differential scanning calorimetry (DSC)...

10.3390/polym13223862 article EN Polymers 2021-11-09
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