Analysis of sulfonamides in environmental water samples based on magnetic mixed hemimicelles solid-phase extraction coupled with HPLC–UV detection

Lei Sun, Ligang Chen, Xin Sun, +7

Chemosphere

Chemical EngineeringEnvironmental ChemistryEngineeringSeparation ScienceGas Chromatography +9

Preparation of alumina-coated magnetite nanoparticle for extraction of trimethoprim from environmental water samples based on mixed hemimicelles solid-phase extraction

Lei Sun, Chuanzhou Zhang, Ligang Chen, +4

Analytica Chimica Acta

Alumina-coated Magnetite NanoparticleExtractive MetallurgyChemical EngineeringSolvent ExtractionEngineering +9

Fast and Selective Extraction of Sulfonamides from Honey Based on Magnetic Molecularly Imprinted Polymer

Ligang Chen, Xiaopan Zhang, Lei Sun, +7

Journal of Agricultural and Food Chemistry

Food ForensicsEngineeringRelative Standard DeviationsChemistryChemical Contaminant +19

Multivariate time-series classification with hierarchical variational graph pooling

Ziheng Duan, Haoyan Xu, Yueyang Wang, +5

Neural Networks

EngineeringMachine LearningData ScienceData MiningMultivariate Time-series Classification +5

Determination of sulfonamides in soil samples based on alumina-coated magnetite nanoparticles as adsorbents

Lei Sun, Xin Sun, Xiaobo Du, +6

Analytica Chimica Acta

Chemical EngineeringAlumina-coated Magnetite NanoparticlesEngineeringSoil PollutionSoil Chemistry +6

Multivariate Time Series Forecasting with Transfer Entropy Graph

Ziheng Duan, Haoyan Xu, Yida Huang, +2

Tsinghua Science & Technology

Forecasting MethodologyProbabilistic ForecastingCausal RelationshipMachine LearningData Science +12

MTHetGNN: A heterogeneous graph embedding framework for multivariate time series forecasting

Yueyang Wang, Ziheng Duan, Yida Huang, +3

Pattern Recognition Letters

Forecasting MethodologyEngineeringGraph TheoryMachine LearningPredictive Analytics +7

Dynamic ultrasound-assisted extraction coupled on-line with solid support derivatization and high-performance liquid chromatography for the determination of formaldehyde in textiles

Ligang Chen, Haiyan Jin, Liguang Wang, +5

Journal of Chromatography A

Solvent ExtractionEngineeringTextile TestingHigh-performance Liquid ChromatographySolid Support Derivatization +7

Graph partitioning and graph neural network based hierarchical graph matching for graph similarity computation

Haoyan Xu, Ziheng Duan, Yueyang Wang, +4

Neurocomputing

Graph Neural NetworkEngineeringGraph TheoryNetwork BiologyComputer Engineering +8

Preparation of magnetic strong cation exchange resin for the extraction of melamine from egg samples followed by liquid chromatography–tandem mass spectrometry

Yang Xu, Ligang Chen, Hui Wang, +6

Analytica Chimica Acta

Solvent ExtractionSeparation ScienceSample PreparationMass SpectrometryAnalytical Chemistry +7