Xinyu Li

ORCID: 0000-0002-4392-708X
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About
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Supercapacitor Materials and Fabrication
  • Carbon and Quantum Dots Applications
  • Advanced battery technologies research
  • MXene and MAX Phase Materials
  • Luminescence and Fluorescent Materials
  • Advanced Photocatalysis Techniques
  • Conducting polymers and applications
  • Nanocluster Synthesis and Applications
  • Electrocatalysts for Energy Conversion
  • Quantum Dots Synthesis And Properties
  • Advanced Antenna and Metasurface Technologies
  • Organic Light-Emitting Diodes Research
  • Electromagnetic wave absorption materials
  • Luminescence Properties of Advanced Materials
  • Advanced Battery Technologies Research
  • Catalysis and Oxidation Reactions
  • Advancements in Solid Oxide Fuel Cells
  • Electronic and Structural Properties of Oxides
  • Molecular Sensors and Ion Detection
  • Dielectric materials and actuators
  • Metamaterials and Metasurfaces Applications
  • Magnetic and transport properties of perovskites and related materials
  • Semiconductor materials and devices

Ocean University of China
2025

Institute of Wetland Research
2025

Chinese Academy of Forestry
2025

Jiangnan University
2024

Shaanxi University of Science and Technology
2014-2024

University of Science and Technology Beijing
2024

Guilin University of Technology
2013-2024

Sichuan Agricultural University
2024

Xi'an Jiaotong University
2023-2024

Taiyuan University of Science and Technology
2023-2024

For practical application of lithium–sulfur batteries (LSBs), designing devices with an overall optimal structure instead modifying electrode materials is significant. Herein, we report a chip-inspired design vertically integrated as LSB cathode by implanting Mo2C nanoparticles and nanosulfur into the reduced graphene oxide (rGO) matrix. This configuration enabled synthesis isolated sulfur nanoreactors (S-NRs) in tandem array on rGO, generating chip-like LSBs. The spatial...

10.1021/acsnano.4c01264 article EN ACS Nano 2024-06-07

Abstract With the wide application of portable electronic devices, zinc–ion hybrid supercapacitors (ZIHCs) have aroused great interest. However, balancing low‐temperature performance and high energy density ZIHCs remains a huge challenge. Herein, zwitterionic hydrogel electrolyte (ZHE) loaded with carboxymethylcellulose MXene is designed for ZIHCs, which shows excellent frost resistance output voltage. Carboxymethylcellulose enhance flexibility conductivity electrolyte. Moreover, When ZnCl 2...

10.1002/adfm.202409207 article EN Advanced Functional Materials 2024-09-09

Abstract Quantum dot light‐emitting diodes (QLEDs) are considered to be the candidate light sources with most potential for applications in displays. Recent advances luminance, external quantum efficiency (EQE), and even operation lifetime of QLEDs have already satisfied requirements low‐light‐level However, short under high brightness limits application outdoor displays lightings. Here, demonstrated green a T 95 reaching up 2500 h at (1000 cd m −2 ) peak EQE 23.9%, current 100.5 A −1 , low...

10.1002/adom.201901145 article EN Advanced Optical Materials 2019-10-28

Enantioselective analysis of biological thiols, including cysteine (Cys) and glutathione (GSH), is extremely important because their unique role in bioentities. Here we demonstrated that the end-to-end assemblies plasmonic gold nanorods with chiral Cys or GSH can be used as a distinctive chiroptical sensor for reliable determination absolute configuration at visible light region. The Au induced by exhibit strong circular dichroism (CD) signals region 500–850 nm, which attributed to current...

10.1021/ac504017f article EN Analytical Chemistry 2014-12-06

Herein, we demonstrate the enhanced pseudocapacitive performance of a MoS2-based flexible supercapacitor by co-doping strategy cations and anions. The MoS2 nanosheet arrays on carbon cloth are directly doped with N Co atoms through simple hydrothermal process. obtained cation anion co-modified (N-Co-MoS2) shows improved electron transport efficiency active sites for MoS2. According to first-principles calculations, N-Co-MoS2 has unique band structure high electrical conductivity. As...

10.1021/acsaem.2c04044 article EN ACS Applied Energy Materials 2023-02-06

The practical application of lithium–sulfur batteries (LSBs) is hampered by the slow lithium polysulfide (LIPS) conversion kinetics and uncontrollable anode-metal dendrites. Herein, a three-dimensional cation dual-active-site eggshell structure compound (3DCS-FMO@C) was synthesized soft template, ion exchange, pyrolysis to modify commercial separator. Experimental theoretical analysis results showed that Mn2+ Fe2+ sites in 3DCS-FMO@C can synergistically adsorb LIPSs, effectively regulate...

10.1021/acssuschemeng.3c01158 article EN ACS Sustainable Chemistry & Engineering 2023-05-30

Abstract Apart from electrode material modification, architecture design and optimization are important approaches for improving lithium–sulfur battery performance. Herein, an integrated structure with tandem connection is constructed by confining nanosulfur (NS) in conductive poly(3,4‐ethylenedioxythiophene) (PEDOT) reaction chambers, forming interface of discrete independent nanoreactor units bonded onto carbon nanotubes (noted as CNT/NS@PEDOT). The unique spatial confinement concentration...

10.1002/ange.202406693 article EN Angewandte Chemie 2024-05-23

High-photoluminescence (PL) graphene quantum dots (GQDs) were synthesized by a simple one-pot hydrothermal process, then separated dialysis bags of different molecular weights. Four GQDs varying sizes obtained and displayed PL intensities. With the decreasing size GQDs, intensity emission peak becomes much stronger. Finally, smallest revealed most energetic in four GQDs. The energy all shifted slightly, supported density functional theory calculations.

10.3390/molecules26133922 article EN cc-by Molecules 2021-06-26

Abstract Metal oxide semiconductors (MOS) have been extensively investigated for the detection of toxic organic amines. However, high working temperature metal remains a challenge that greatly limits their potential in sensor technology. Meanwhile, sensing mechanism triethylamine (TEA) has not fully understood. In this work, authors report design heterogeneous Co 3 O 4 /carbon nanofibers (Co /CNFs) and utilization toward TEA at low temperature. With an optimized loading density nanocrystals,...

10.1002/admi.202101479 article EN Advanced Materials Interfaces 2021-11-27

Advances in wireless communication and signal processing facilitate integrated sensing (ISAC) – a compelling technology that intrinsically combines functionalities for the dual-purpose exploitation of wireless/hardware resources pursues mutual benefits. Consequently, next-generation communications network will be perceptive. In this article, we provide review human-related context ISAC. We first present general ISAC receiver framework, with focus on human activity recognition (HAR). Based...

10.1109/mcom.002.2200391 article EN IEEE Communications Magazine 2022-11-07

To fulfill the requirements of future intelligent transportation system in 6G era, ultra-reliable and low-latency vehicular communications is great importance. In high-mobility scenarios, conventional orthogonal frequency division multiplexing (OFDM) modulation may fail to work due high Doppler spreads. Moreover, dynamic network topology imposes challenges on aligning beams multiple antenna systems. this context, article introduces a new time space (OTFS) sensing-assisted predictive...

10.1109/mwc.005.2200408 article EN IEEE Wireless Communications 2023-04-01
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