Chen Guo

ORCID: 0000-0002-7612-3053
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Research Areas
  • Heavy Metal Exposure and Toxicity
  • Arsenic contamination and mitigation
  • Iron oxide chemistry and applications
  • Environmental remediation with nanomaterials
  • Heavy metals in environment
  • Semantic Web and Ontologies
  • Image Retrieval and Classification Techniques
  • Advanced Image and Video Retrieval Techniques
  • Adsorption and biosorption for pollutant removal
  • Neural Networks and Applications
  • Cognitive Computing and Networks
  • Advanced Neural Network Applications
  • Multimodal Machine Learning Applications
  • Web Data Mining and Analysis
  • Geochemistry and Geologic Mapping
  • Adaptive Control of Nonlinear Systems
  • Urological Disorders and Treatments
  • Magnetic Field Sensors Techniques
  • Environmental Quality and Pollution
  • Rough Sets and Fuzzy Logic
  • Phosphorus and nutrient management
  • Artificial Intelligence in Games
  • Clinical Reasoning and Diagnostic Skills
  • Underwater Vehicles and Communication Systems
  • Distributed Control Multi-Agent Systems

Dalian Jiaotong University
2008-2024

Henan University
2022-2024

Sichuan University
2023

West China Hospital of Sichuan University
2023

Creative Commons
2023

Abstract Human health has been seriously endangered by arsenic pollution in drinking water. In this paper, iron hydroxide nanopetalines were synthesized through a precipitation method using KBH 4 and their performance mechanism of As(V) As(III) removal investigated. The prepared material was characterized SEM–EDX, XRD, BET, zeta potential FTIR analyses. Batch experiments indicated that the exhibited more excellent for than ferrihydrite. adsorption processes very fast first stage, followed...

10.1038/s41598-022-21707-1 article EN cc-by Scientific Reports 2022-10-14

Arsenic (As(III)), more toxic and with less affinity than arsenate (As(V)), is hard to remove from the aqueous phase due lack of efficient adsorbents. In this study, a core–shell structured MnO2@La(OH)3 nanocomposite was synthesized via facile two-step precipitation method. Its removal performance mechanisms for As(V) As(III) were investigated through batch adsorption experiments series analysis methods including transformation kinetics arsenic species in removal, FTIR, XRD XPS. Solution pH...

10.3390/ijerph191710649 article EN International Journal of Environmental Research and Public Health 2022-08-26

Heavy metal accumulation in soil can seriously harm human health, and it is necessary to identify the status access potential risks for local pollution control sustainable economic development. This study evaluated level, spatial distribution, risk sources of heavy metals along Zhengzhou-Kaifeng intercity railway compared characteristics north side soils with south railway. A total 260 samples were collected from a section In practice, only average Zn Pb contents slightly higher than their...

10.1080/15320383.2024.2311656 article EN Soil and Sediment Contamination An International Journal 2024-01-31

Background: Metal ureteral stents (MUS) has gained popularity as an endoscopic treatment alternative for the management of strictures. The aim this study was to evaluate safety, efficacy, and tolerability MUS treating strictures identify any factors that could influence success intervention. Methods: This is a prospective analysis efficacy safety in single-center setting. enrolled 246 patients who had been diagnosed with undergone placement between January 2019 July 2021. were followed up...

10.1097/js9.0000000000000841 article EN cc-by-nc-nd International Journal of Surgery 2023-10-09

Uncertainty problem is the key need to be faced and solved in expert system. During uncertainty reasoning process for system, this paper proposed a new matching degree algorithm of first component rule solve when reasoning. The adoption made selection best point become more accord with nature has better adaptivity. Adopting could improve accuracy selecting conclusion. By taking production plan factory example, proved selected rules following evidences which supporting conclusion good effect...

10.4028/www.scientific.net/amm.472.490 article EN Applied Mechanics and Materials 2014-01-08

According to the observation of known facts, researcher finds all performances which are conform cognitive associate with form knowledge base, and then build an initial network model. Based on this model, we complete mutual uncertainty constraint by using new achieve probability effect between evidences adjacent nodes. And basis, drive method satisfied competition threshold, keeping reasoning high level, until find object conclusion meets expectation. The confirming result makes best...

10.1109/iscc-c.2013.113 article EN 2013-12-01

The research purpose of this paper is hoping to quickly select the evidence center, which satisfies object conclusion, from many uncertain observational evidences, effective position and rapid inference. So in process first sampling, it needed establish sample center. This establishes 4 collections records, by using threshold algorithm based on competition reason refine layer layer, excluding uncertainty disturbances, find optimal link existed state. determines selection center reasoning...

10.1109/iscc-c.2013.117 article EN 2013-12-01

Abstract Heavy metal accumulation in soil can seriously harm human health, and it is necessary to identify the status access potential risks for local pollution control sustainable economic development. This study evaluated level, spatial distribution, risk sources of heavy metals including As, Co, Cr, Cu, Zn, Pb, Ni, Cd along Zhengzhou-Kaifeng intercity railway compared characteristics north side soils with south railway. A total 260 samples were collected from a section railway, average...

10.21203/rs.3.rs-3163018/v1 preprint EN cc-by Research Square (Research Square) 2023-07-26
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