Dongsheng Yang

ORCID: 0009-0009-2378-8295
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About
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Research Areas
  • Magnetic properties of thin films
  • Physics of Superconductivity and Magnetism
  • Multiferroics and related materials
  • 2D Materials and Applications
  • Magneto-Optical Properties and Applications
  • Quantum and electron transport phenomena
  • Fluorine in Organic Chemistry
  • Synthesis and Reactivity of Heterocycles
  • Nanomaterials for catalytic reactions
  • Topological Materials and Phenomena
  • Atomic and Molecular Physics
  • Catalytic C–H Functionalization Methods
  • Synthesis of Indole Derivatives
  • Microtubule and mitosis dynamics
  • Electronic Packaging and Soldering Technologies
  • Asymmetric Hydrogenation and Catalysis
  • Electromagnetic Simulation and Numerical Methods
  • Terahertz technology and applications
  • 14-3-3 protein interactions
  • Real-time simulation and control systems
  • Laser-induced spectroscopy and plasma
  • Essential Oils and Antimicrobial Activity
  • Radical Photochemical Reactions
  • Cyclopropane Reaction Mechanisms
  • Magnetic and transport properties of perovskites and related materials

National University of Singapore
2021-2024

Central China Normal University
2023-2024

Zhuhai Institute of Advanced Technology
2022

University of Kentucky
2016

China Medical University
2015

People's Liberation Army Air Force
2007

The synthesis of small molecules and complex scaffolds is one the most important topics in organic synthesis.

10.1039/d4qo00396a article EN Organic Chemistry Frontiers 2024-01-01

Abstract Skyrmions in existing 2D van der Waals (vdW) materials have primarily been limited to cryogenic temperatures, and the underlying physical mechanism of Dzyaloshinskii–Moriya interaction (DMI), a crucial ingredient for stabilizing chiral skyrmions, remains inadequately explored. Here, we report observation Néel-type skyrmions vdW ferromagnet Fe 3− x GaTe 2 above room temperature. Contrary previous assumptions centrosymmetry , atomic-resolution scanning transmission electron microscopy...

10.1038/s41467-024-48799-9 article EN cc-by Nature Communications 2024-05-25

The inhibitory effects of the anthocyanin obtained from Lycium ruthenicum Murr were tested against several food-borne pathogens evaluated, such as Staphylococcus aureus ( S. ), Escherichia coli E. coli) , Aspergillus niger and Penicillium sp. In general, had different antibacterial effect on bacteria, best with minimal concentration (MIC) 3.125 mg/mL. Anthocyanin increased surface hydrophobicity discharged intracellular K + reduced total soluble protein, affecting protein synthesis....

10.3389/fmicb.2022.974602 article EN cc-by Frontiers in Microbiology 2022-08-18

A [3 + 1 1] cascade annulation reaction for the divergent construction of trisubstituted indolizines using sulfoxonium ylides, BrCF 2 CO Me and pyridinium salts as readily available substrates has been developed.

10.1039/d4qo00801d article EN Organic Chemistry Frontiers 2024-01-01

Herein, we disclose a straightforward approach to access transition-metal-free reductive N-formylation of nitroarenes. This reaction integrates the dual role rongalite, which acts as reductant and C1 building block concurrently. provides an alternative method for synthesis N-aryl formamides from nitroarenes, including construction C–N bond. The utility this protocol was demonstrated by scale-up late-stage functionalizations complex molecules.

10.1021/acs.orglett.3c02839 article EN Organic Letters 2023-09-28

The ability to electrically manipulate antiferromagnetic magnons, essential for extending the operating speed of spintronic devices into terahertz regime, remains a major challenge. This is because magnetism challenging perturb using traditional methods such as magnetic fields. Recent developments in spin-orbit torques have opened possibility accessing order parameters and controlling which has not been experimentally realised yet. Here, we demonstrate electrical manipulation sub-terahertz...

10.1038/s41467-024-48431-w article EN cc-by Nature Communications 2024-05-14

Electrical manipulation of magnetic states in two-dimensional ferromagnetic systems is crucial information storage and low-dimensional spintronics. Spin-orbit torque presents a rapid energy-efficient method for electrical control the magnetization. In this letter, we demonstrate wafer-scale spin-orbit switching states. Using molecular beam epitaxy, fabricate heterostructures composed low crystal-symmetry WTe

10.1021/acs.nanolett.4c01366 article EN Nano Letters 2024-06-10

Electron-mediated spin torque provides a fast and efficient method to manipulate magnetization; however, electron motion inevitably brings about the generation of Joule heat corresponding power consumption. Magnon-mediated torque, without involving moving electrons, could circumvent energy dissipation issue. In this work, we fabricate sandwich structure topological insulator/antiferromagnetic insulator/ferromagnet with perpendicular magnetic anisotropy. We find that magnon current angular...

10.1103/physrevapplied.19.034039 article EN Physical Review Applied 2023-03-13

The objective of this study is to determine the effects Rho-associated coiled-coil containing protein kinase (ROCK) inhibitor Y-27632 on growth, invasion, and migration Tca8113 CAL-27 cells in tongue squamous cell carcinoma (TSCC). methods are as follows: After being routinely cultured for 24 h, were treated with solution. morphological change Y-27632-treated was observed under an optical microscope inverted microscope; MTT assay performed measure density (OD) calculate growth inhibition...

10.1007/s13277-015-4115-6 article EN Tumor Biology 2015-10-14

Antiferromagnets that facilitate terahertz (THz) spin resonances have the potential to revolutionize high-speed electronics at nanoscale. The electrical control of THz is key such devices; however, experimental demonstration has remained elusive. In this work, we demonstrate electrically tunable resonance in an antiferromagnetic $\mathrm{Ni}\mathrm{O}/\mathrm{Pt}$ heterostructure by employing both low-wavenumber Raman and continuous-wave spectroscopy techniques. A redshift over 100 GHz...

10.1103/physrevapplied.20.014023 article EN Physical Review Applied 2023-07-12

The reaction of Ce + propene (CH 2 =CH-CH 3 ) was carried out in a laser-ablation supersonic molecular beam source.CeC H , CeC 4 6 10 andCeC 12 were identified by photoionization time-of-flight mass spectrometric measurements, and their structures electronic states investigated with mass-analyzed threshold ionization (MATI) spectroscopy theoretical calculations.The metal complexes containing two or three carbon atoms formed the C-C bond breakage (CeC ), dehydrogenation insertion into C-H...

10.15278/isms.2016.mh08 article EN 2016-06-20

Abstract The high‐frequency optical mode of α ‐Fe 2 O 3 is examined, and it reported that Dzyaloshinskii−Moriya (DM) interaction generates a new type torque on the magnetic resonance. Using continuous‐wave terahertz interferometer, spectra measured, where asymmetric absorption with large amplitude broad linewidth observed near transition point, Morin temperature ( T M ≈ 254.3 K). Based spin wave model, spectral anomaly attributed to DM interaction‐induced torque, enabling extract strength...

10.1002/adfm.202305173 article EN cc-by-nc-nd Advanced Functional Materials 2023-07-20

Model Order Reduction (MOR) is a powerful tool to simulate very large scale system. To integrated circuit system, passive and stability are major criteria. The paper presents the Truncation Balanced (TBR) which can guarantee algorithm based on Hankel singular parameters. Abuout how select truncated states, 102 rule with example.

10.1109/icmmt.2007.381472 article EN International Conference on Microwave and Millimeter Wave Technology 2007-04-01
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