Xi Shen

ORCID: 0000-0001-8003-6000
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About
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Research Areas
  • Advanced Condensed Matter Physics
  • Multiferroics and related materials
  • Magnetic and transport properties of perovskites and related materials
  • Magnetic Properties and Applications
  • Machine Learning in Materials Science
  • Ferroelectric and Piezoelectric Materials
  • Physics of Superconductivity and Magnetism
  • Catalytic Processes in Materials Science
  • Magnetic properties of thin films
  • Theoretical and Computational Physics
  • Nuclear Materials and Properties
  • Quantum Dots Synthesis And Properties
  • CO2 Reduction Techniques and Catalysts
  • ZnO doping and properties
  • Magnetic Properties and Synthesis of Ferrites
  • Chalcogenide Semiconductor Thin Films
  • Magneto-Optical Properties and Applications
  • Boron and Carbon Nanomaterials Research
  • Copper-based nanomaterials and applications
  • Iron oxide chemistry and applications
  • Topological Materials and Phenomena
  • MXene and MAX Phase Materials
  • Ammonia Synthesis and Nitrogen Reduction
  • Shape Memory Alloy Transformations
  • Fermentation and Sensory Analysis

Chinese Academy of Sciences
2010-2025

Czech Academy of Sciences, Institute of Physics
2014-2025

Nanjing Tech University
2025

Institute of Physics
2009-2024

Chang'an University
2024

University of Chinese Academy of Sciences
2023

State Key Laboratory of Surface Physics
2022

Fudan University
2022

National Laboratory for Superconductivity
2020

Metallic glasses are commonly brittle, as they generally fail catastrophically under uniaxial tension. Here we show pronounced macroscopic tensile plasticity achieved in a La-based metallic glass which possesses strong $\ensuremath{\beta}$ relaxations and nanoscale heterogeneous structures. We demonstrate that the relaxation is closely correlated with activation of structural units plastic deformations global plasticity, transition from brittle to ductile tension follow similar...

10.1103/physrevlett.108.015504 article EN Physical Review Letters 2012-01-04

Abstract Rare-earth engineering is an effective way to introduce and tune magnetism in topological kagome materials, which have been acting as a fertile platform investigate the quantum interactions between geometry, topology, spin, correlation. Here, we report synthesis, structure, physical properties of titanium-based metals RETi 3 Bi 4 (RE = Yb, Pr, Nd) with various magnetic states. They all crystallize orthogonal space group Fmmm (No. 69), featuring distorted titanium lattices rare-earth...

10.1038/s43246-024-00513-4 article EN cc-by Communications Materials 2024-05-10

Spin state controlling has always been a focus of intensive studies due to its importance for novel effect exploration and information technology. Complex oxides with competitive mechanisms are suitable objects study this purpose their susceptibility external stimuli. Perovskite cobaltate La1-xSrxCoO3 is one such oxides. Combined effects lattice strains hole-doping have studied the LSCO films 0 ≤ x 0.5. It found that strain, either tensile or compressive, destabilizes ferromagnetic (FM)...

10.1038/srep06206 article EN cc-by-nc-sa Scientific Reports 2014-08-27

Although the performance of BiFeO3 (BFO) films has been extensively and deeply studied, further exploration is still needed to understand correlation between a ferroelectric single domain high in BFO crystals. Therefore, we conduct biased situ transmission electron microscopy experiments on electrical transport properties crystals with domains. The measured I–V curves indicate neither one-way conduction nor resistance switching. conductive behavior corresponds space charge-limited...

10.1063/5.0253399 article EN Applied Physics Letters 2025-03-01

Dual-atom catalysts (DACs), which function as replacements for precious metal catalysts, have been demonstrated to enhance the efficiency of electrocatalytic nitrogen reduction reaction (NRR) with greater efficacy than single-atom...

10.1039/d5ta01347j article EN Journal of Materials Chemistry A 2025-01-01

Abstract In future information storage and processing, magnonics is one of the most promising candidates to replace traditional microelectronics. Yttrium iron garnet (YIG) films with perpendicular magnetic anisotropy (PMA) have aroused widespread interest in magnonics. Obtaining strong PMA a thick YIG film small lattice mismatch ( η ) has been fascinating but challenging. Here, novel strategy proposed reduce required minimum strain value for producing increase maximum thickness maintaining...

10.1002/smll.202308724 article EN Small 2024-01-17

ZnS nanotetrapods synthesized via a solvothermal route have octahedral core with zincblende (ZB) structure and four hexprism-shaped arms consisting of alternately stacking ZB wurtzite (WZ) phases, where the WZ phase has higher volume percentage. In situ angular-dispersive X-ray diffraction (ADXRD) measurements were carried out to study structural behavior under high pressure up 41.3 GPa. The initial exhibits very mechanical stability ∼11.3 Both structures transform rocksalt (RS) at ∼15.4...

10.1080/08957959.2014.996562 article EN High Pressure Research 2015-01-02

This letter reports that both ac susceptibility and electronic transport measurements of the multiferroic compound LuFe2O4 under pressure show transition temperature from paramagnetic state to ferrimagnetic decreases with increasing pressure, indicating favors suppresses state. Moreover, minimum resistivity changes which appears at magnetic phase temperature.

10.1063/1.3360211 article EN Applied Physics Letters 2010-03-08

We synthesize LiTa1-xFexO3-σ (LTFO) ceramics by the conventional solid-state reaction method. The samples remain single phase up to x = 0.09. magnetic measurements show that doping of Fe successfully realizes ferromagnetism LTFO at room temperature. dielectric indicate is ferroelectric, similarly LiTaO3 (LTO), but its ferroelectric Curie temperature seems decrease with increasing content. By means ions into LTO, coexistence spontaneous electric polarization and moment realized

10.1088/0256-307x/31/1/017501 article EN Chinese Physics Letters 2014-01-01

Among transition-metal nitrides, the mononitride γ-MoN with a rock-salt structure has drawn particular attention because it been predicted to possess excellent mechanical and electronic properties, especially high superconducting temperature around 30 K. However, synthesis of bulk γ-MoNx nitrogen concentration, x, more than 0.5 is still challenging, leading contradictions on its phase stability properties. In this work, we formulated high-pressure reaction for formation single-crystal...

10.1063/1.5048540 article EN Applied Physics Letters 2018-11-26

Perovskite chromate SrCrO3 containing Cr4+ ions shows anomalous electronic states and physical properties, which are believed to be related the bonding instability, but this has not been confirmed directly in experiments up now. In order address issue, crystal structure of investigated by using transmission electron microscopy first-principles calculations. The results demonstrate that there is no fourfold rotational symmetry selected area diffraction patterns along three main zone axes...

10.1063/1.5131406 article EN Journal of Applied Physics 2020-02-19
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