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Surface molecularly imprinted polymers for solid-phase extraction of (--)-epigallocatechin gallate from

Yunling Gao,Ying Hu,Kejian Yao

Frontiers of Chemical Science and Engineering 2015, Volume 9, Issue 4,   Pages 467-478 doi: 10.1007/s11705-015-1526-2

Abstract: The SMIPs were successfully employed as solid-phase extraction adsorbents prior to the HPLC determination

Keywords: β-cyclodextrin     (−)-epigallocatechin gallate     surface molecular imprinting     solid-phase extraction    

Simultaneous analysis of five taste and odor compounds in surface water using solid-phase extraction

Wenfeng SUN, Ruibao JIA, Baoyu GAO

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 66-74 doi: 10.1007/s11783-010-0257-3

Abstract: In this paper, a method using solid-phase extraction (SPE) and gas chromatography-mass spectrometry (

Keywords: solid-phase extraction (SPE)     gas chromatography-mass spectrometry (GC-MS)     taste and odor compounds     surface    

derivatives in water samples after preconcentration with oxidized multiwalled carbon nanotubes as solid-phaseextraction disk

Hideyuki KATSUMATA, Yuta ODA, Satoshi KANECO, Tohru SUZUKI, Kiyohisa OHTA

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 3,   Pages 270-275 doi: 10.1007/s11705-012-1298-x

Abstract: A sensitive and selective preconcentration method using solid-phase extraction (SPE) disk made from oxidized

Keywords: aniline determination     solid-phase extraction     oxidized multiwalled carbon nanotubes     water sample     HPLC-UV    

Determination of selected semi-volatile organic compounds in water using automated online solid-phaseextraction with large-volume injection/gas chromatography/mass spectrometry

Yongtao LI, Christina L. MCCARTY, Ed J. GEORGE

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 417-425 doi: 10.1007/s11783-011-0310-x

Abstract: The method used an automated online solid-phase extraction technique coupled with programmed-temperatureautomated mobile rack system based on x-y-z robotic techniques using syringes and disposable 96-well extractiondemonstrated three advantages: 1) no manipulation except the fortification of surrogate standards prior to extraction

Keywords: automated solid-phase extraction     programmed-temperature vaporization     large-volume injection     gas chromatography    

An efficient resin for solid-phase extraction and determination by UPLCMS/MS of 44 pharmaceutical personal

Feng Zhu, Zhijian Yao, Wenliang Ji, Deye Liu, Hao Zhang, Aimin Li, Zongli Huo, Qing Zhou

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 3, doi: 10.1007/s11783-020-1228-y

Abstract: fabricated based on poly(N-vinyl pyrrolidone-co-divinylbenzene), characterized, and applied as a solid-phaseextraction (SPE) material.Different variables affecting extraction, such as adsorbent amount, sample pH, and loading speed, were

Keywords: Hydrophilic resin     Solid phase extraction     Pharmaceuticals and personal care product     Ultra-performance    

Combination of steam-enhanced extraction and electrical resistance heating for efficient remediation

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 11, doi: 10.1007/s11783-022-1582-z

Abstract:

● Coupling merits of SEE and ERH were explored by a laboratory-scale device.

Keywords: Steam-enhanced extraction     Electrical resistance heating     Dense nonaqueous phase liquid     Soil remediation    

Detection of geosmin and 2-methylisoborneol by liquid-liquid extraction-gas chromatograph mass spectrum(LLE-GCMS) and solid phase extraction-gas chromatograph mass spectrum (SPE-GCMS)

MA Xiaoyan, CHEN Beibei, LI Qingsong, ZHANG Qiaoli, GU Guofen

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 3,   Pages 286-291 doi: 10.1007/s11783-007-0048-7

Abstract: LC-18 column was employed in solid phase extraction (SPE), 1.0 mL of hexane was adopted in liquid-liquidextraction (LLE), and the extracts were analyzed by gas chromatograph mass spectrum (GCMS) in selected

Keywords: summer     flocculation     simple     Shanghai     spectrum    

Entity and relation extraction with rule-guided dictionary as domain knowledge

Frontiers of Engineering Management   Pages 610-622 doi: 10.1007/s42524-022-0226-0

Abstract: Entity and relation extraction is an indispensable part of domain knowledge graph construction, whichThe existing entity and relation extraction methods that depend on pretrained models have shown promisingEntity extraction models treat characters as basic semantic units while ignoring known character dependencyRelation extraction is based on the hypothesis that the relations hidden in sentences are unified, therebyIn addition, the extraction accuracy of entity relation triplet reaches 83% and 76% on laser industry

Keywords: entity extraction     relation extraction     prior knowledge     domain rule    

Determination of 27 pharmaceuticals and personal care products (PPCPs) in water: The benefit of isotope dilution

Xueqi Fan, Jie Gao, Wenchao Li, Jun Huang, Gang Yu

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 1, doi: 10.1007/s11783-019-1187-3

Abstract: In this study, 27 PPCPs in various water samples were extracted by solid phase extraction (SPE), and

Keywords: Pharmaceuticals and personal care products (PPCPs)     Isotopically labeled standard (ILSs)     Water     Solid-phaseextraction (SPE)     LC-MS/MS    

An extraction- assay system: Evaluation on flavonols in plant resistance to Pb and Cd by supercriticalextraction- gas chromatography

Xu Zhang, Huanhuan Yang, Xinlei Wang, Wen Song, Zhaojie Cui

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 4, doi: 10.1007/s11783-018-1059-2

Abstract:

SFE-GC system is established for flavonols assessment.

Optimal parameters of SFE-GC are evaluated and determined.

Quercetin and kaempferol are detected in plant under heavy metal stress.

Gene expression analysis shows consistent regularity with content of flavonols.

ROS level is applied for elaborating the plant resistance status.

Keywords: Flavonols     Heavy metal     Supercritical carbon dioxide extraction (SFE)     GC     Plant resistance    

Feature extraction from slice data for reverse engineering

ZHANG Yingjie, LU Shangning

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 25-31 doi: 10.1007/s11465-007-0004-z

Abstract: A new approach to feature extraction for slice data points is presented.

Keywords: feasibility     corresponding     B-spline     pre-determined tolerance     extraction    

A microextraction approach for rapid extraction and separation of Mn(II) and Co(II) using saponified

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 963-972 doi: 10.1007/s11705-021-2081-7

Abstract: In this paper, we proposed a microextraction approach for the extraction and separation of Mn(II) andinvestigated: equilibrium pH, tri-n-butyl phosphate concentration, saponification rate, two-phasegreatly reducing necessary extraction time comparing to that of conventional processes.help of microextractor, 95% of Mn(II) was extracted with a single theoretical stage at a chosen two-phaseIn the subsequent stripping step, more than 99% of manganese from loaded phase was easily stripped under

Keywords: extraction equilibrium     mass transfer coefficient     microextraction     multicomponent extraction     di-(2-    

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 321-335 doi: 10.1007/s11708-021-0741-4

Abstract: In place of the traditional single heat source (extraction steam), the extraction steam from the turbine

Keywords: biomass-fired cogeneration     district heat production system     absorption heat pump     extraction steam    

Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 281-287 doi: 10.1007/s11709-012-0167-5

Abstract: The boundary condition was based on the damping-solvent extraction method.The principle of the damping-solvent extraction method was described.Compared with the damping-solvent extraction method, this boundary condition is easier to be applied

Keywords: damping-solvent extraction method     structure-unlimited-foundation system     spring-damper system     artificial    

Study on the microwave-assisted extraction of polyphenols from tea

Liyun WANG, Peiyong QIN, Yan HU,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 3,   Pages 307-313 doi: 10.1007/s11705-009-0282-6

Abstract: study demonstrated a promising method for quickly extracting tea polyphenol (TP) by microwave-assisted extractionSome influential parameters, including MAE temperature, microwave power, concentration of extractionCompared with traditional methods, including hot reflux extraction (HRE), ultrasound-assisted extraction(UAE) and supercritical fluid extraction (SFE), the extraction time was saved 8 times than that of HREThe extraction time was saved 5 times than that of SFE, and the yield of TP was increased by 40%.

Keywords: energy consumption     microwave-assisted extraction     optimum condition     pre-leaching     concentration    

Title Author Date Type Operation

Surface molecularly imprinted polymers for solid-phase extraction of (--)-epigallocatechin gallate from

Yunling Gao,Ying Hu,Kejian Yao

Journal Article

Simultaneous analysis of five taste and odor compounds in surface water using solid-phase extraction

Wenfeng SUN, Ruibao JIA, Baoyu GAO

Journal Article

derivatives in water samples after preconcentration with oxidized multiwalled carbon nanotubes as solid-phaseextraction disk

Hideyuki KATSUMATA, Yuta ODA, Satoshi KANECO, Tohru SUZUKI, Kiyohisa OHTA

Journal Article

Determination of selected semi-volatile organic compounds in water using automated online solid-phaseextraction with large-volume injection/gas chromatography/mass spectrometry

Yongtao LI, Christina L. MCCARTY, Ed J. GEORGE

Journal Article

An efficient resin for solid-phase extraction and determination by UPLCMS/MS of 44 pharmaceutical personal

Feng Zhu, Zhijian Yao, Wenliang Ji, Deye Liu, Hao Zhang, Aimin Li, Zongli Huo, Qing Zhou

Journal Article

Combination of steam-enhanced extraction and electrical resistance heating for efficient remediation

Journal Article

Detection of geosmin and 2-methylisoborneol by liquid-liquid extraction-gas chromatograph mass spectrum(LLE-GCMS) and solid phase extraction-gas chromatograph mass spectrum (SPE-GCMS)

MA Xiaoyan, CHEN Beibei, LI Qingsong, ZHANG Qiaoli, GU Guofen

Journal Article

Entity and relation extraction with rule-guided dictionary as domain knowledge

Journal Article

Determination of 27 pharmaceuticals and personal care products (PPCPs) in water: The benefit of isotope dilution

Xueqi Fan, Jie Gao, Wenchao Li, Jun Huang, Gang Yu

Journal Article

An extraction- assay system: Evaluation on flavonols in plant resistance to Pb and Cd by supercriticalextraction- gas chromatography

Xu Zhang, Huanhuan Yang, Xinlei Wang, Wen Song, Zhaojie Cui

Journal Article

Feature extraction from slice data for reverse engineering

ZHANG Yingjie, LU Shangning

Journal Article

A microextraction approach for rapid extraction and separation of Mn(II) and Co(II) using saponified

Journal Article

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction

Journal Article

Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Journal Article

Study on the microwave-assisted extraction of polyphenols from tea

Liyun WANG, Peiyong QIN, Yan HU,

Journal Article