Gangqiang Yang

ORCID: 0009-0002-5732-2206
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About
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Research Areas
  • Electromagnetic Simulation and Numerical Methods
  • Geophysical and Geoelectrical Methods
  • Electromagnetic Scattering and Analysis
  • Natural product bioactivities and synthesis
  • Advanced Numerical Methods in Computational Mathematics
  • Protein Interaction Studies and Fluorescence Analysis
  • Enzyme Catalysis and Immobilization
  • Geology and Paleoclimatology Research
  • Cryospheric studies and observations
  • Methane Hydrates and Related Phenomena
  • Phytoestrogen effects and research
  • Electrochemical sensors and biosensors
  • Geophysical Methods and Applications
  • Microbial Metabolites in Food Biotechnology
  • Seismic Imaging and Inversion Techniques
  • Traditional and Medicinal Uses of Annonaceae
  • Biological Activity of Diterpenoids and Biflavonoids

Central South University
2023-2025

Shanxi Medical University
2022-2023

As for ligand fishing, the current immobilization approaches have some potential drawbacks such as small protein loading capacity and difficult recycle process. The core-shell metal-organic frameworks composite (Fe3O4-COOH@UiO-66-NH2), which exhibited both magnetic characteristics large specific surface area, was herein fabricated used support covalent of porcine pancreatic lipase (PPL). resultant Fe3O4-COOH@UiO-66-NH2@PPL manifested a high (247.8 mg/g) relative activity recovery (101.5%)....

10.3390/molecules27113475 article EN cc-by Molecules 2022-05-27

Multigrid (MG) solvers, typically increasing the computational time linearly with grid size, are suitable for large-scale forward modeling problems. However, electromagnetic (EM) problems as frequency decreases and is increasingly stretched, MG solvers EM can converge slowly or even diverge. We propose an efficient four-color Line Gauss-Seidel (GS) finite difference (FD) frequency-domain solution. In this algorithm, edge components attached to nodes on each line in one particular direction...

10.1109/tgrs.2024.3366542 article EN IEEE Transactions on Geoscience and Remote Sensing 2024-01-01

Large scale three-dimensional (3D) natural source electromagnetic (EM) inversion requires efficient forward modelling because the necessitates expensive iterations. The multigrid (MG) solvers are considered a potentially techniques for large 3D modeling of EM fields due to their linear dependence computational time on grid size. Memory also scales linearly with size making MG very memory friendly and thus computationally when compared direct which N2 N4/3 (N is degree freedom) in memory. We...

10.1190/geo2024-0942.1 article EN Geophysics 2025-03-22

Biflavonoids are naturally occurring compounds consisting of two flavonoid moieties that have received substantial attention from researchers. Although many kinds biflavonoids typically distributed in Selaginella uncinata with hypoglycemic effect, their anti-α-glucosidase activities not yet clear. In this study, a ligand fishing strategy for fast screening α-glucosidase inhibitors S. was proposed. α-Glucosidase first immobilized on Fe3 O4 magnetic nanoparticles (MNPs) and then the...

10.1002/bmc.5611 article EN Biomedical Chromatography 2023-02-25

Multigrid (MG) methods are among the best choice for stable and efficient three-dimensional (3D) forward modeling of electromagnetic (EM) fields over large area due to their linear dependence computational time on grid size. However, as frequency decreases near zero and/or is increasingly stretched, MG solvers EM based curl-curl equations converge slowly or even diverge. In this letter, we develop an algorithm combined with a two-color plane Gauss-Seidel (GS) smoother finite difference...

10.1109/lgrs.2023.3307354 article EN IEEE Geoscience and Remote Sensing Letters 2023-01-01

In this study, a ligand fishing technique based on magnetic mesoporous silicon was established and used to screen α-glucosidase inhibitors from Pueraria lobata. To clarify quantity-activity relationships in holistic view, the knock-out/knock-in technology analyse interactions of several active constituents P. Magnetic with large specific surface area better biocompatibility synthesised. Subsequently, immobilised -NH2-modified silicon, compounds crude extract lobata were screened across...

10.1039/d2fo03475a article EN Food & Function 2023-01-01

Abstract Bayesian inversion offers a valuable means of estimating uncertainty, allowing us to evaluate the impact inversion. However, tackling in high-dimensional spaces remains crucial area research. Building upon Hawkins’ work, we have developed tree-based scheme specifically designed address challenges posed by magnetotellurics problem. By employing cdf9/7 wavelet as our basis function, conducted numerical simulation low-resistance abnormal body, yielding highly accurate results.

10.1088/1742-6596/2651/1/012064 article EN Journal of Physics Conference Series 2023-12-01
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