Xiaomeng Liu

ORCID: 0000-0002-6160-1120
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Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Graphene research and applications
  • 2D Materials and Applications
  • Quantum and electron transport phenomena
  • MXene and MAX Phase Materials
  • Perovskite Materials and Applications
  • Luminescence and Fluorescent Materials
  • Luminescence Properties of Advanced Materials
  • Shape Memory Alloy Transformations
  • Diamond and Carbon-based Materials Research
  • Ferroelectric and Negative Capacitance Devices
  • Catalytic Processes in Materials Science
  • Bacterial biofilms and quorum sensing
  • Topological Materials and Phenomena
  • Advanced Sensor and Energy Harvesting Materials
  • Antimicrobial agents and applications
  • Mechanical and Optical Resonators
  • Magnetic and transport properties of perovskites and related materials
  • Physics of Superconductivity and Magnetism
  • Nanoparticles: synthesis and applications
  • Magnetic Properties and Applications
  • Nanomaterials for catalytic reactions
  • Magnetic Field Sensors Techniques
  • Molecular Junctions and Nanostructures

Laboratoire de physique des Solides
2025

Cornell University
2025

Beijing Institute of Technology
2023-2024

University of Science and Technology Liaoning
2024

Northeastern University
2020-2023

Zhejiang A & F University
2023

Tianjin University of Science and Technology
2021

Laboratoire d'Étude des Microstructures et de Mécanique des Matériaux
2020

Université de Lorraine
2020

University of Shanghai for Science and Technology
2020

The upconversion luminescence (UCL) in the second near-infrared window (NIR-II) is highly attractive due to its excellent performance high-resolution bioimaging, anticounterfeiting, and temperature sensing. However, upconvertion nanoparticles (UCNPs) are normally emitted visible light, potentially impacting imaging quality. Here, a monochromatic Er

10.1002/smll.202308748 article EN Small 2024-01-28

We present a simple method for attaching silver nanoparticles to polypropylene (PP) fibers in two-step process impart antibacterial properties. Specifically, PP are pretreated by the adsorption from an aqueous solution of heat-denatured lysozyme (LYS) followed LYS cross-linking using glutaraldehyde and sodium borohydride. At neutral pH, surface adsorbed layer is enriched with numerous positive charges. Silver (AgNPs) capped trisodium citrate subsequently deposited onto protein-coated PP....

10.1021/am4011644 article EN ACS Applied Materials & Interfaces 2013-05-15

Charge distribution offers a unique fingerprint of important properties electronic systems, including dielectric response, charge ordering, and fractionalization. We develop an architecture for sensing in two-dimensional systems strong magnetic field. probe local change the chemical potential proximitized detector layer using scanning tunneling microscopy, allowing us to infer profile sample. Our technique has both high energy (<0.3 meV) spatial (<10 nm) resolution exceeding that...

10.1073/pnas.2424781122 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2025-02-18

A series of silver (Ag)-modified barium cobalt ferrous niobate (Ba1–xCo0.7Fe0.2Nb0.1O3-δ, BCFN) materials were fabricated using a solid-state method by doping cations into the A-site this perovskite matrix (Ag-BCFN). The electrochemical analyses indicated that Ag-BCFN cathodic catalysts performed superior to nonmodified when applied in intermediate-temperature solid oxide fuel cells (IT-SOFCs). These displayed cubic structure (PDF 75-0227, Pm3̅m, α = 90°) with high degree crystallinity, as...

10.1021/acsami.9b19634 article EN ACS Applied Materials & Interfaces 2020-02-03

Significant photoinduced currents have been explored in carbon nanotube/metal heterojunctions, i.e., heterodimension junctions containing macrolong nanotubes (CNTs). The experimental measurements clearly show that the net transport direction of photoexcited electrons is from lower dimensional CNTs to higher or metal electrodes and dramatically depend on laser spot position relative junction interface. increase linearly with intensity as not very large. A prototype sensor has constructed...

10.1063/1.2189454 article EN Applied Physics Letters 2006-03-27

Biocides are widely used for the mitigation of microbial contamination, especially in field aviation fuel industry. However, long-term use biocide has raised concerns regarding environmental contamination and drug resistance. In this study, effect a mixture D-amino acids (D-tyrosine D-methionine) on enhancement bactericidal 5-Chloro-2-Methyl-4-isothiazolin-3-one/2-Methyl-2H-isothiazole-3-one (CMIT/MIT) against corrosive Vibrio harveyi biofilm was evaluated. The results revealed that D-Tyr...

10.3389/fmicb.2020.557435 article EN cc-by Frontiers in Microbiology 2020-09-04

Upconversion nanoparticles (UCNPs) containing lanthanide have attracted considerable attention in the applications of bioimaging, phototherapy, biosensing, solar cells, etc., because their unique large anti-Stokes luminescence. However, low upconversion luminescence (UCL) efficiency due to narrow and weak absorption ions fundamentally restricts applications. Sensitized UCNPs with dyes are expected break this limitation, which could yield 5 orders magnitude UCL enhancement. The strategy...

10.1021/acsaom.3c00194 article EN ACS Applied Optical Materials 2023-08-02

10.1016/j.physe.2017.05.021 article EN Physica E Low-dimensional Systems and Nanostructures 2017-05-31

We investigated the effect of PEG on catalytic activity MoP for hydrodechlorination trichloroethylene, and found that when average molecular mass was 8000, catalyst gave highest activity.

10.1039/c5ra23295c article EN RSC Advances 2016-01-01

Layer stacking and crystal lattice symmetry play important roles in the band structure Landau levels of multilayer graphene. ABA-stacked trilayer graphene possesses mirror-symmetry-protected monolayer-like bilayer-like structures. Broken mirror by a perpendicular electric field therefore induces hybridization between these bands various quantum Hall phases emerge. We experimentally explore evolution under field. observe variety valley orbital dependent level evolutions. These evolutions are...

10.48550/arxiv.1611.02395 preprint EN other-oa arXiv (Cornell University) 2016-01-01

Charge distribution offers a unique fingerprint of important properties electronic systems, including dielectric response, charge ordering and fractionalization. We develop new architecture for sensing in two-dimensional systems strong magnetic field. probe local change the chemical potential proximitized detector layer using scanning tunneling microscopy (STS), allowing us to infer profile sample. Our technique has both high energy (<0.3 meV) spatial (<10 nm) resolution exceeding that...

10.48550/arxiv.2410.10961 preprint EN arXiv (Cornell University) 2024-10-14
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