Xiumin Chen

ORCID: 0000-0003-1660-6106
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About
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Research Areas
  • nanoparticles nucleation surface interactions
  • Catalytic Processes in Materials Science
  • Metal Extraction and Bioleaching
  • Advanced ceramic materials synthesis
  • Chemical Thermodynamics and Molecular Structure
  • MXene and MAX Phase Materials
  • Advancements in Battery Materials
  • Metal and Thin Film Mechanics
  • Semiconductor materials and devices
  • Copper-based nanomaterials and applications
  • Extraction and Separation Processes
  • Minerals Flotation and Separation Techniques
  • Aluminum Alloys Composites Properties
  • Catalysis and Hydrodesulfurization Studies
  • Boron and Carbon Nanomaterials Research
  • Advanced Battery Materials and Technologies
  • Semiconductor materials and interfaces
  • Nanocluster Synthesis and Applications
  • Quantum Dots Synthesis And Properties
  • Supercapacitor Materials and Fabrication
  • Advanced materials and composites
  • Ammonia Synthesis and Nitrogen Reduction
  • Hydrogen Storage and Materials
  • Graphene research and applications
  • Iron and Steelmaking Processes

Kunming University of Science and Technology
2015-2024

Yunnan Metallurgical Group (China)
2010-2024

China Telecom
2022-2023

China Telecom (China)
2022-2023

State Grid Corporation of China (China)
2023

Chinese Academy of Engineering
2022

Kunming Metallurgical Research Institute
2014

Donghua University
2011

Shanghai Institute of Measurement and Testing Technology
2011

Abstract The CK bond plays a significant role in stabilizing the Na‐K (NaK) alloy electrodes due to enhancive interfacial affinity. In this study, method for constructing semi‐solid K metal with rich bonds by situ replacement of N‐doped carbon nanotubes (CNT) and liquid NaK is proposed. Based on infrared thermal imaging technique combined heat calculation, X‐ray photoelectron spectroscopy elemental analysis, reaction thermodynamic graphite‐N, which widely distributed wall CNT, offers plenty...

10.1002/adfm.202209774 article EN Advanced Functional Materials 2022-11-20

The structural, relative stable and electronic properties of Pb<sub>n</sub>Au<sub>n</sub> (<italic>n</italic> = 2–12) clusters are the first time to be reported, 4, 6, 8) may serve as gas sensors.

10.1039/c7ra09286e article EN cc-by-nc RSC Advances 2017-01-01

Abstract Ultrafine single‐phase aluminium nitride (AlN) particles were successfully synthesized by the vacuum carbothermal reduction nitridation (VCRN) method at shorter times and lower temperatures. The mechanism of process was investigated. By analyzing X‐ray diffraction (XRD) patterns thermodynamic calculations, main reaction path determined to be Al 2 O 3 →Al CO→Al 4 C 5 N→AlN. investigating kinetics mechanism, a gas–solid model, which controlled crystalline chemical from 0.5 1.5 h,...

10.1111/jace.18382 article EN Journal of the American Ceramic Society 2022-02-02

For the present, it is difficult to obtain thermodynamic data for binary liquid alloys by experimental measurements. In this study, molecular dynamics processes of Pb50-Sn50, Al50-Sn50, and In50-Zn50 were simulated using ab initio (AIMD) principle, their partial radial distribution functions (PRDF) obtained at different simulation steps. Combined with relevant parameters Molecular Interaction Volume Model (MIVM), Regular Solution (RSM), Wilson Model, Non-Random Two-Liquid (NRTL) models. The...

10.3390/met14010102 article EN cc-by Metals 2024-01-15

In the present work, structure and properties of TinBn (n = 2–12) clusters were studied, microstructure a Al-Ti-B system was simulated by molecular dynamics to determine grain refinement mechanism an master alloy in Al alloy. Based on density functional theory method, structural optimization property calculations carried out. The at lowest energy levels indicated that Ti B atoms prone form TiB2 structures, structures tended be surface clusters. Ti10B10 cluster determined most stable range n...

10.3390/met14020197 article EN cc-by Metals 2024-02-05

Abstract Surfactants containing hydroxyl functional groups have a significant influence on the morphology of ferrous oxalate dihydrate. However, few studies provided theoretical explanation for this effect. In investigation, size dihydrate was reduced from micron to nanometer scale using anhydrous ethanol, and its mechanism elucidated through density theory calculations. The calculational results reveal that ethanol molecules bound crystal via hydrogen bonding van der Waals forces, thereby...

10.1002/slct.202400113 article EN ChemistrySelect 2024-04-25

Primary electrodeposition is an accepted strategy to elucidate the nucleation and growth kinetics of metal electrodes. Nevertheless, when confronted with phase transition process caused by bi-active metals such as NaK liquid alloys, research becomes complex elusive. Herein, we have reduced intricate issues relatively simple initial alloying behaviors. Two exchange diffusion mechanisms Na atom embedded in K crystals are investigated first-principles density functional theory (DFT) calculation...

10.1021/acsami.1c11134 article EN ACS Applied Materials & Interfaces 2021-08-13

The coordination number (CN) is an important structure property of liquid metals. A simple yet extremely precise method for calculating CN proposed, the classical methods are evaluated systematically, and mathematical forms symmetry corrected. Using Gaussian function construct, first shell pair distribution (PDF), right-hand side peak extrapolated, expression simplified with a to obtain its non-integral form. used explain Tao model (Tao CN) Modified CN. combined CN, obtaining position. These...

10.3390/met13020384 article EN cc-by Metals 2023-02-13
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