Yunpeng Xu

ORCID: 0000-0002-0406-1930
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Research Areas
  • Structural Load-Bearing Analysis
  • Structural Behavior of Reinforced Concrete
  • Photonic and Optical Devices
  • Wireless Power Transfer Systems
  • Advanced optical system design
  • Energy Harvesting in Wireless Networks
  • Structural Engineering and Vibration Analysis
  • Remote-Sensing Image Classification
  • Particle accelerators and beam dynamics
  • Advanced Image Fusion Techniques
  • Nanowire Synthesis and Applications
  • Image and Signal Denoising Methods
  • Seismic Performance and Analysis
  • Fire effects on concrete materials
  • Semiconductor materials and devices
  • Particle Accelerators and Free-Electron Lasers
  • Perovskite Materials and Applications
  • Conducting polymers and applications
  • UAV Applications and Optimization
  • Chalcogenide Semiconductor Thin Films
  • Covalent Organic Framework Applications
  • Silicon Nanostructures and Photoluminescence
  • Text and Document Classification Technologies
  • Mesoporous Materials and Catalysis
  • Rough Sets and Fuzzy Logic

China University of Mining and Technology
2023-2025

Quanzhou Normal University
2024

University of Science and Technology of China
2014-2024

Chongqing University
2020-2024

National Synchrotron Radiation Laboratory
2023-2024

Xi'an Jiaotong University
2023-2024

Tianjin University
2023

Tsinghua University
2005-2023

Zhengzhou University
2023

Sichuan University
2022

Covalent organic frameworks (COFs), thanks to their adjustable porous structure and abundant build-in functional motifs, have been recently regarded as promising electrode materials for a variety of batteries. There still remain grand opportunities further utilizing merits developing advanced COFs-based In this paper, we propose hybrid acid/alkali all-COFs battery by coupling pyrene-4,5,9,10-tetraone based COF cathode with anthraquinone anode. such battery, the cathodic favorably works in...

10.1002/anie.202215584 article EN Angewandte Chemie International Edition 2023-02-25

10.1016/j.jcsr.2023.108435 article EN Journal of Constructional Steel Research 2024-01-02

As the prevailing technology for energy storage, extensive adoption of lithium-ion batteries (LIBs) inevitably results in accumulation numerous spent at end their lifecycle. From standpoints environmental protection and resource sustainability, recycling emerges as an essential strategy to effectively manage end-of-life LIBs reclaim valuable elements within them. Hydrometallurgy, closely intertwined with catalysis, stands a relatively mature achieving high-value utilization LIBs. In this...

10.20517/cs.2023.66 article EN Chemical Synthesis 2024-04-11

In coal mines, bolt loosening in the cage guide is affected by harsh environmental factors and hoist vibration, leading to significant threats work safety. It crucial, this effect, successfully detect status of multipoint bolts structures. This paper proposes a system monitor environments established based on RFID technique. A proof-of-concept model was demonstrated consisting gearing system, passive UHF tags, reader, monitoring software. tinfoil metal film fixed retaining plate an tag...

10.3390/s16020168 article EN cc-by Sensors 2016-01-28

The ray-mapping method has been widely used for designing freeform illumination lenses. However, in non-paraxial or off-axis situations, it remains challenging to obtain an integrable ray-mapping, often requiring a complex iterative correction process the initial mapping. To address this challenge, we propose extended that incorporates differentiable ray-tracing into design pipeline of method. This enables accurate surface construction according and efficient shape based on irradiance...

10.1364/oe.499001 article EN cc-by Optics Express 2023-08-21

Abstract Covalent organic frameworks (COFs), thanks to their adjustable porous structure and abundant build‐in functional motifs, have been recently regarded as promising electrode materials for a variety of batteries. There still remain grand opportunities further utilizing merits developing advanced COFs‐based In this paper, we propose hybrid acid/alkali all‐COFs battery by coupling pyrene‐4,5,9,10‐tetraone based COF cathode with anthraquinone anode. such battery, the cathodic favorably...

10.1002/ange.202215584 article EN Angewandte Chemie 2023-02-25

Sulfoiodide crystals possess promising properties and functionalities that would be used for technical applications in many areas. In this work, rod-like lead sulfoiodide (Pb5S2I6) with a length of about 3 mm have been fabricated via rapid hydrothermal process at temperature down to 160 °C 10 h the assistance acid media (hydrochloride acid). Meanwhile, structure Pb5S2I6 was characterized, optical property measured investigated based on density functional theory calculations. addition, an...

10.1021/acs.cgd.7b01358 article EN Crystal Growth & Design 2018-03-06

Abstract The efficiency and stability of perovskite solar cells (PSCs) are influenced by various factors, such as controlling the migration iodide anion (I − ) lithium cation (Li + ), oxidizing hole‐transport material 2,2′,7,7′‐tetras( N , ‐p‐methoxyaniline)‐9,9′‐spirodifluorene (Spiro), passivating film. Herein, three multifunctional crown‐ether‐iodine (crown‐ether‐I 2 supra‐molecules investigated activities in hole transport layers (HTLs). Results indicate that crown‐ether‐I can slowly...

10.1002/adom.202402175 article EN Advanced Optical Materials 2024-10-14

Previous chapter Next Full AccessProceedings Proceedings of the 2006 SIAM International Conference on Data Mining (SDM)A Random Walks Method for Text ClassificationYunpeng Xu, Xing Yi, and Changshui ZhangYunpeng Zhangpp.340 - 347Chapter DOI:https://doi.org/10.1137/1.9781611972764.30PDFBibTexSections ToolsAdd to favoritesExport CitationTrack CitationsEmail SectionsAboutAbstract Practical text classification system should be able utilize information from both expensive labelled documents large...

10.1137/1.9781611972764.30 article EN 2006-04-20

10.1016/j.nima.2023.168176 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2023-02-28
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