Class information for:
Level 1: STIR BAR SORPTIVE EXTRACTION//ROTATING DISK SORPTIVE EXTRACTION//FLOATING SAMPLING TECHNOLOGY

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
18 4 CHEMISTRY, ANALYTICAL//TOXICOLOGY//ENVIRONMENTAL SCIENCES 697102
471 3       MOLECULARLY IMPRINTED POLYMER//MOLECULAR IMPRINTING//SOLID PHASE MICROEXTRACTION 25382
800 2             MOLECULARLY IMPRINTED POLYMER//MOLECULAR IMPRINTING//SOLID PHASE MICROEXTRACTION 12287
22146 1                   STIR BAR SORPTIVE EXTRACTION//ROTATING DISK SORPTIVE EXTRACTION//FLOATING SAMPLING TECHNOLOGY 415

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 STIR BAR SORPTIVE EXTRACTION authKW 6075532 39% 50% 161
2 ROTATING DISK SORPTIVE EXTRACTION authKW 875576 3% 82% 14
3 FLOATING SAMPLING TECHNOLOGY authKW 706853 3% 85% 11
4 STIR BAR SORPTIVE EXTRACTION SBSE authKW 704587 7% 31% 30
5 MONOLITHIC MATERIAL authKW 589200 4% 52% 15
6 BA MU E authKW 390564 1% 86% 6
7 BAR ADSORPTIVE MICRO EXTRACTION BA MU E authKW 379716 1% 100% 5
8 THERMAL DESORPTION TD authKW 364513 3% 40% 12
9 SORBENT PHASES authKW 341742 1% 75% 6
10 PDMS STIR BAR authKW 303773 1% 100% 4

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 16337 84% 0% 347
2 Biochemical Research Methods 5505 38% 0% 159
3 Food Science & Technology 54 5% 0% 22
4 Spectroscopy 17 2% 0% 10
5 Environmental Sciences 14 5% 0% 20
6 Chemistry, Applied 6 2% 0% 8
7 Chemistry, Multidisciplinary 3 5% 0% 21
8 Water Resources 1 1% 0% 5
9 Agriculture, Multidisciplinary 1 1% 0% 3
10 Materials Science, Textiles 1 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ACOMBE 75943 0% 100% 1
2 CIENCIAS TECNOLUNIDADE ENGN QUIM 75943 0% 100% 1
3 DR OLIVER RODES 75943 0% 100% 1
4 GRP INVEST CROMATOG TECN AFINES GICTA 75943 0% 100% 1
5 HGEBIET WEINALYT GETRANKEFOR UNG 75943 0% 100% 1
6 IMEDEA GLOBAL CHANGE 75943 0% 100% 1
7 INTERDISCIPLINARY IND MIN LANDSC E 75943 0% 100% 1
8 MARINE ENVIRONM ECOLMINIST EDUC 75943 0% 100% 1
9 SAMPLE PREP PERSPECT 75943 0% 100% 1
10 SAMPLE PREPARAT PROD CHROMATOG CONSUMABLES 75943 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CHROMATOGRAPHY A 28970 25% 0% 102
2 JOURNAL OF SEPARATION SCIENCE 13131 8% 1% 33
3 LC GC NORTH AMERICA 10790 3% 1% 14
4 TALANTA 5662 9% 0% 36
5 ANALYTICAL AND BIOANALYTICAL CHEMISTRY 5257 7% 0% 28
6 CHINESE JOURNAL OF ANALYTICAL CHEMISTRY 4496 5% 0% 20
7 ANALYTICA CHIMICA ACTA 2757 7% 0% 30
8 JOURNAL OF CHROMATOGRAPHIC SCIENCE 1144 2% 0% 8
9 LC GC EUROPE 1041 1% 0% 3
10 INTERNATIONAL JOURNAL OF ENVIRONMENTAL ANALYTICAL CHEMISTRY 814 1% 0% 6

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 STIR BAR SORPTIVE EXTRACTION 6075532 39% 50% 161 Search STIR+BAR+SORPTIVE+EXTRACTION Search STIR+BAR+SORPTIVE+EXTRACTION
2 ROTATING DISK SORPTIVE EXTRACTION 875576 3% 82% 14 Search ROTATING+DISK+SORPTIVE+EXTRACTION Search ROTATING+DISK+SORPTIVE+EXTRACTION
3 FLOATING SAMPLING TECHNOLOGY 706853 3% 85% 11 Search FLOATING+SAMPLING+TECHNOLOGY Search FLOATING+SAMPLING+TECHNOLOGY
4 STIR BAR SORPTIVE EXTRACTION SBSE 704587 7% 31% 30 Search STIR+BAR+SORPTIVE+EXTRACTION+SBSE Search STIR+BAR+SORPTIVE+EXTRACTION+SBSE
5 MONOLITHIC MATERIAL 589200 4% 52% 15 Search MONOLITHIC+MATERIAL Search MONOLITHIC+MATERIAL
6 BA MU E 390564 1% 86% 6 Search BA+MU+E Search BA+MU+E
7 BAR ADSORPTIVE MICRO EXTRACTION BA MU E 379716 1% 100% 5 Search BAR+ADSORPTIVE+MICRO+EXTRACTION+BA+MU+E Search BAR+ADSORPTIVE+MICRO+EXTRACTION+BA+MU+E
8 THERMAL DESORPTION TD 364513 3% 40% 12 Search THERMAL+DESORPTION+TD Search THERMAL+DESORPTION+TD
9 SORBENT PHASES 341742 1% 75% 6 Search SORBENT+PHASES Search SORBENT+PHASES
10 PDMS STIR BAR 303773 1% 100% 4 Search PDMS+STIR+BAR Search PDMS+STIR+BAR

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 1922 SOLID PHASE MICROEXTRACTION//ENVIRONM BIOANALYT S//SPME
2 13177 MAGNETIC SOLID PHASE EXTRACTION//MICRO SOLID PHASE EXTRACTION//DISPERSIVE MICRO SOLID PHASE EXTRACTION
3 2037 DISPERSIVE LIQUID LIQUID MICROEXTRACTION//LIQUID PHASE MICROEXTRACTION//SINGLE DROP MICROEXTRACTION
4 29657 MICROEXTRACTION IN PACKED SYRINGE//PRULIFLOXACIN//MICROEXTRACTION BY PACKED SORBENT
5 25770 CORK TAINT//2 4 6 TRICHLOROANISOLE//HALOANISOLES
6 17023 PASSIVE SAMPLING//SEMIPERMEABLE MEMBRANE DEVICES//POCIS
7 2337 STEROID ESTROGENS//ENDOCRINE DISRUPTING COMPOUNDS//ESTRONE
8 11166 CHLOROPHENOLS//PHENOLS//CHLOROPHENOLS CPS
9 561 PESTICIDE RESIDUES//QUECHERS//PESTICIDES
10 15298 MEMBRANE INTRODUCTION MASS SPECTROMETRY//MEMBRANE EXTRACTION//PL ENVIRONM S

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