Pengfei Yu

ORCID: 0000-0002-8632-3497
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About
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Research Areas
  • Fusion materials and technologies
  • Electrocatalysts for Energy Conversion
  • Nuclear Materials and Properties
  • Luminescence Properties of Advanced Materials
  • Perovskite Materials and Applications
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Advanced Photocatalysis Techniques
  • Laser-Matter Interactions and Applications
  • Advanced Fiber Laser Technologies
  • Microwave Dielectric Ceramics Synthesis
  • Spectroscopy and Quantum Chemical Studies
  • Metal and Thin Film Mechanics
  • Catalytic Processes in Materials Science
  • CO2 Reduction Techniques and Catalysts
  • Fuel Cells and Related Materials
  • Gas Sensing Nanomaterials and Sensors
  • Adenosine and Purinergic Signaling
  • Musculoskeletal Disorders and Rehabilitation
  • Foot and Ankle Surgery
  • Carbon dioxide utilization in catalysis
  • Ga2O3 and related materials
  • Phase-change materials and chalcogenides
  • Polydiacetylene-based materials and applications
  • Crystal Structures and Properties

Zhejiang Cancer Hospital
2025

University of Science and Technology of China
2022-2024

Shanghai Advanced Research Institute
2024

Chinese Academy of Sciences
2009-2024

Hefei National Center for Physical Sciences at Nanoscale
2022-2024

Guiyang University
2023

Collaborative Innovation Center of Chemistry for Energy Materials
2023

Guizhou University
2022-2023

CM Hospital
2020

Nanjing University of Chinese Medicine
2020

Abstract The development of cost‐effective catalysts to replace noble metal is attracting increasing interests in many fields catalysis and energy, intensive efforts are focused on the integration transition‐metal sites carbon as noble‐metal‐free candidates. Recently, discovery single‐atom dispersed catalyst (SAC) provides a new frontier heterogeneous catalysis. However, electrocatalytic application SAC still subject several theoretical experimental limitations. Further advances depend...

10.1002/smll.201704319 article EN Small 2018-03-05

Nanocrystalline multivalent metal spinels are considered as attractive non-precious oxygen electrocatalysts. Identifying their active sites and understanding reaction mechanisms essential to explore novel transition (TM) oxides catalysts further promote catalytic efficiency. Here we report a systematic investigation, by means of soft X-ray absorption spectroscopy (sXAS), on cubic tetragonal CoxMn3-xO4 (x = 1, 1.5, 2) spinel family highly for the reduction (ORR). We demonstrate that ORR...

10.3390/nano9040577 article EN cc-by Nanomaterials 2019-04-09

Anti-PD-1 therapy, effective in patients with various advanced tumors, still encounters the challenge of insensitivity most patients. Here, we demonstrate that PD-L1 on tumor cell-derived extracellular vesicles (TEVs) is critical for anti-PD-1 therapy resistance. Reducing endogenous and transferring exogenous TEVs abrogates induces resistance, respectively. Notably, sorted onto via endosomal sorting complex required transport after ubiquitination by UBE4A gradually upregulated progression....

10.1016/j.xcrm.2024.101922 article EN cc-by-nc-nd Cell Reports Medicine 2025-01-01

We investigate experimentally the high-order harmonic generation from aligned ${\text{CO}}_{2}$ molecules and demonstrate that modulation inversion of yield with respect to molecular alignment can be altered dramatically by fine-tuning intensity driving laser pulse for generation. The results modeled employing strong field approximation including a ground state depletion factor. is thus proved parameter control high-harmonic emission molecules.

10.1103/physreva.78.015802 article EN Physical Review A 2008-07-15

Despite the fact that defect engineering is a promising strategy to enhance CO2 photoreduction activity of layered double hydroxides (LDHs), information construct suitable model for revealing role metal vacancies in adjusting still insufficient. Herein, by modifying CoAl-layered hydroxide nanosheets (denoted as CoAl-LDH) with NaOH etching CoAl-LDH-NaOH) selectively remove aluminum (Al), we clear models CoAl-LDH and CoAl-LDH-NaOH Al vacancies. Inductively coupled plasma emission, electron...

10.1021/acs.jpcc.3c00256 article EN The Journal of Physical Chemistry C 2023-04-10

ODS-316 ¦Äײ ±¾© 726 MPa, Ý 316 ° ²¤ ÅÓ´.

10.3724/sp.j.1037.2012.00466 article PT ACTA METALLURGICA SINICA 2013-01-01

10.1016/j.saa.2019.117314 article EN Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy 2019-06-24

Abstract In tokamak, tungsten nitrides (WN x ) layers that form on the divertor surface are byproducts of nitrogen seeding system. The impact their thermal transport properties is an important issue as they will be subjected to continuous high heat flow during operation. Leveraging density functional theory calculations along with Kubo-Greenwood method, we investigate how vacancy defects influence electrical conductivity and h-W 2 N 1 , β-W 3 compounds, respectively. Our findings suggest...

10.1038/s42005-024-01520-0 article EN cc-by Communications Physics 2024-01-11

Element substitution of BaTiO3-based compounds has been demonstrated as a powerful way for designing novel electronic materials (such polar metals and multiferroics). To trigger magnetism into ferroelectric BaTiO3, general substituted elements are magnetic transition Mn, Fe, Co). The doping effect rare-earth Dy) in was barely investigated. Here, we report the coexistence electric polarization epitaxial Dy0.5Ba0.5TiO3 films. single-crystalline films were synthesized by high-pressure magnetron...

10.1063/5.0201359 article EN cc-by Journal of Applied Physics 2024-04-01

In this work, four bimetallic Ru(II)–Ir(III) complexes with the general formula [(bpy) 2 Ru(bpm)Ir(C^N) ](PF 6 ) 3 (bpy = 2,2‐bipyridine, bpm 2,2′‐bipyrimidine, C^N 2‐phenylpyridinato ( ), (2‐ p ‐tolyl)pyridinato 2‐(2,4‐difluorophenyl)pyridinato 4 and 2‐thienylpyridinato 5 )) were synthesized. Complexes – characterized by NMR spectroscopy, high‐resolution mass spectrometry, elemental analysis. The structures of further confirmed single‐crystal X‐ray diffraction All display strong absorption...

10.1002/jccs.201800286 article EN Journal of the Chinese Chemical Society 2018-09-18

10.1016/j.jnucmat.2022.153896 article EN Journal of Nuclear Materials 2022-06-30

Abstract Introduction: Bosworth fracture-dislocation is an unusual variant of ankle joint fracture and dislocation, which has a high clinically missed diagnosis rate due to poor visibility on X-ray. At the same time, successful closed manipulations in dislocation are difficult because fibula attachment at posterolateral ridge tibia or fractured end posterior tibia. Patient concerns: A 56-year-old man visited hospital for further evaluation swollen, deformed right resulting from tumble 4...

10.21203/rs.3.rs-99420/v1 preprint EN cc-by Research Square (Research Square) 2020-11-02

Hydrogen (H) removal in plasma-facing materials (PFMs) has been an important issue the field of manually controllable fusion reactions. The tungsten nitride (WNx) film, as a by-product on divertor surface reactor after nitrogen seeding, rich H retention, and much attention should be given to hydrogen from WNx. In this paper, by using density functional theory calculations, we predicted novel W24N48 crystal, which possesses nanoscale cavities channels inside, studied interaction between it...

10.1063/5.0145342 article EN The Journal of Chemical Physics 2023-03-16
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