Qingbing Liu

ORCID: 0000-0003-1105-1690
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About
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Research Areas
  • Matrix Theory and Algorithms
  • Advanced Optimization Algorithms Research
  • Electromagnetic Scattering and Analysis
  • Landslides and related hazards
  • Geotechnical Engineering and Soil Mechanics
  • Soil and Unsaturated Flow
  • Geotechnical Engineering and Soil Stabilization
  • Advanced Numerical Methods in Computational Mathematics
  • Geotechnical Engineering and Underground Structures
  • Iterative Methods for Nonlinear Equations
  • Mathematical Inequalities and Applications
  • Advanced Topics in Algebra
  • Cryospheric studies and observations
  • Electrokinetic Soil Remediation Techniques
  • Grouting, Rheology, and Soil Mechanics
  • Dam Engineering and Safety
  • Coastal wetland ecosystem dynamics
  • Aquaculture disease management and microbiota
  • Climate change and permafrost
  • Scientific Research and Discoveries
  • Evaluation Methods in Various Fields
  • Geotechnical Engineering and Analysis
  • Algebraic and Geometric Analysis
  • Marine Bivalve and Aquaculture Studies
  • Soil, Finite Element Methods

China University of Geosciences
2014-2023

Zhejiang Wanli University
2007-2023

Qingdao Center of Resource Chemistry and New Materials
2022

The University of Western Australia
2021

Changchun University of Chinese Medicine
2021

Clemson University
2017

Institute of Geology and Geophysics
2017

Chinese Academy of Sciences
2017

Qingdao University of Science and Technology
2015

East China Normal University
2008-2012

In recent years the safety of probiotics has received increasing attention due to possible transfer and spread virulence factors (VFs) antibiotic resistance genes (ARGs) among microorganisms. The a strain Lactobacillus plantarum named W2 was evaluated in phenotype genotype present study. Its probiotic properties were also both vivo vitro, including adherence properties, antibacterial beneficial effects on growth immunity Pacific white shrimp, Penaeus vannamei. Hemolysis tests, tests whole...

10.3389/fmicb.2022.854131 article EN cc-by Frontiers in Microbiology 2022-03-24

Particle surface morphology is an important factor influencing sand structure and mechanical properties. In this study, the effect of particle sphericity on direct shear performance investigated by using discrete element method (DEM). Two ways are adapted to simulate different approaching methods from round particles irregular sand. The macroresponse shows that has a higher strength at lower normal stress than particles. shape less influence stress. leads increase in band proportion....

10.1038/s41598-022-09543-9 article EN cc-by Scientific Reports 2022-03-31

In the present paper, we investigate quaternion matrix equation X−AXF=C and X−A[Xtilde] F=C. For convenience, named equations F=C as Stein Stein-conjugate equation. Based on Kronecker map complex representation of a matrix, give solution expressions Through these expressions, can easily obtain above two equations. order to compare direct algorithm with indirect algorithm, propose an example illustrate effectiveness proposed method.

10.1080/00207160.2012.666346 article EN International Journal of Computer Mathematics 2012-03-13

10.1016/j.laa.2009.03.049 article EN publisher-specific-oa Linear Algebra and its Applications 2009-05-08

This paper develops some new decision making methods for multi-attribute (MADM) problems, in which the attribute weights take form of crisp numbers, and values interval-valued intuitionistic fuzzy information. First, based on Zhenyuan integral, an averaging (IVIFZA) operator geometric (IVIFZG) are introduced to facilitate aggregation The proposed operators allow one fully consider importance different combinations attributes and, therefore, highly suitable handle problems involving...

10.1142/s0218488518500290 article EN International Journal of Uncertainty Fuzziness and Knowledge-Based Systems 2018-06-20

The development of underground spaces generates large amounts construction wastes, which are generally disposed for the landfill outside city in China. This study briefly reviewed a landslide tragedy CSW China; Lessons learned from failure risk assessment and preventions were discussed, showed that two challenging strategies significant identification mitigation. One is effective early warning system based on field large-deformation measurement; other efficient with internal deformation...

10.1080/19475705.2020.1862313 article EN cc-by Geomatics Natural Hazards and Risk 2020-12-28

10.1016/j.laa.2009.10.006 article EN publisher-specific-oa Linear Algebra and its Applications 2009-11-28

Abstract A tough double-network (DN) superabsorbent was synthesized by a two-step method using N , -methylenebisacrylamide as covalent cross-linker for one monomer [acrylic acid (AA)], Ca 2+ (CaCl 2 ) an ionic the other (sodium alginate [SA]) and ammonium peroxodisulfate redox initiator. The optimized experimental conditions absorbency in deionized water were determined according to orthogonal experiments. Unlike conventional chemical cross-linked single-network superabsorbents,...

10.1515/epoly-2015-0060 article EN cc-by-nc e-Polymers 2015-07-01

Shen et al. in [Some classes of nonsingular matrices with applications to localize the real eigenvalues matrices, Linear Algebra and its Applications, 447 (2014), pp. 74–87] modified Geršgorin circle set all different from for stochastic using least off-diagonal element each column. However, modification does not always work when column is 0. In this paper, we provide new methods modify Brauer eigenvalue localization set. And numerical examples are given show that sets capture more precisely...

10.1080/03081087.2014.986044 article EN Linear and Multilinear Algebra 2014-12-01

A strain of Bacillus pumilus BP-171 with the ability heterotrophic nitrification-aerobic denitrification was isolated from a shrimp culture pond and showed good under laboratory conditions. In order to investigate effects its combinations different carbon sources, i.e., poly-3-hydroxybutyrate-co-3-hydroxyvalerate (PHBV) molasses, on growth performance shrimp, water quality bacterial community in system Penaeus vannamei, this experiment set up. Four experimental groups were designed, group B...

10.3390/w14244037 article EN Water 2022-12-10

Abstract To study nitrogen removal by Ulva lactuca and its effects on the structure of bacterial community abundance cycle functional genes in ‘sea cucumber–shrimp–crab–fish’ integrated multi-trophic aquaculture (IMTA) system, we analysed composition Illumina MiSeq high-throughput sequencing cycling gene levels real-time quantitative PCR water sediment with (Y) without presence U. (N). Diversity indices, including Sobs, Shannon, Ace, Chao1, were higher Group Y sediment. In water, predominant...

10.21203/rs.3.rs-2801471/v1 preprint EN cc-by Research Square (Research Square) 2023-04-13
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