Class information for:
Level 1: SUPERCRITICAL FLUID EXTRACTION//SUPERCRITICAL FLUID EXTRACTION SFE//SFE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
8751 1220 24.8 63%


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
12 4 POLYMER SCIENCE//MATERIALS SCIENCE, PAPER & WOOD//CHEMISTRY, PHYSICAL 1084170
572 3       JOURNAL OF SUPERCRITICAL FLUIDS//SUPERCRITICAL CARBON DIOXIDE//SUPERCRITICAL FLUIDS 16457
678 2             JOURNAL OF SUPERCRITICAL FLUIDS//SUPERCRITICAL CARBON DIOXIDE//SUPERCRITICAL FLUIDS 13185
8751 1                   SUPERCRITICAL FLUID EXTRACTION//SUPERCRITICAL FLUID EXTRACTION SFE//SFE 1220

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 SUPERCRITICAL FLUID EXTRACTION authKW 1055595 21% 17% 253
2 SUPERCRITICAL FLUID EXTRACTION SFE authKW 528641 4% 41% 52
3 SFE authKW 314397 4% 25% 51
4 ONLINE SFE GC authKW 125137 0% 100% 5
5 SOLID PHASE TRAPPING authKW 89381 0% 71% 5
6 ANALYTICAL SUPERCRITICAL FLUID EXTRACTION authKW 75082 0% 100% 3
7 BASIFIED MODIFIER authKW 75082 0% 100% 3
8 DERIVATIZATION SFE authKW 75082 0% 100% 3
9 ONLINE SFE SFC authKW 75082 0% 100% 3
10 STATIC EXTRACTION authKW 75082 0% 100% 3

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Chemistry, Analytical 28174 64% 0% 784
2 Biochemical Research Methods 4764 21% 0% 260
3 Food Science & Technology 694 10% 0% 118
4 Engineering, Chemical 556 10% 0% 124
5 Environmental Sciences 506 11% 0% 140
6 Agriculture, Multidisciplinary 234 3% 0% 40
7 Chemistry, Applied 202 5% 0% 56
8 Engineering, Environmental 168 4% 0% 43
9 Chemistry, Multidisciplinary 27 6% 0% 78
10 Instruments & Instrumentation 21 2% 0% 27

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 DIRECT EXPERTISE ESSAIS 57202 0% 57% 4
2 RIC VALORIZZAZ TRATTAMENTO IDUI 33368 0% 67% 2
3 ALTA P 25027 0% 100% 1
4 AMERSHAM RADIO ELLING SERV 25027 0% 100% 1
5 ANALISIS CONTROL 25027 0% 100% 1
6 BIOCHEM GETREUDE KARTOFFELN 25027 0% 100% 1
7 CHIM ANALYT 10 RUE VAUQUELIN 25027 0% 100% 1
8 CHIM ANALYT CNRS UA 437 10 RUE VAUQUELIN 25027 0% 100% 1
9 DIRECT RECH ETUD TECH 25027 0% 100% 1
10 DIRECT RECH ETUD TECHN 25027 0% 100% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HRC-JOURNAL OF HIGH RESOLUTION CHROMATOGRAPHY 59339 5% 4% 64
2 JOURNAL OF CHROMATOGRAPHIC SCIENCE 36015 6% 2% 77
3 LC GC-MAGAZINE OF SEPARATION SCIENCE 14668 1% 3% 17
4 JOURNAL OF CHROMATOGRAPHY A 12216 9% 0% 115
5 JOURNAL OF MICROCOLUMN SEPARATIONS 9662 1% 2% 16
6 JOURNAL OF SUPERCRITICAL FLUIDS 8398 3% 1% 35
7 ANALYTICAL CHEMISTRY 6072 8% 0% 94
8 INTERNATIONAL JOURNAL OF ENVIRONMENTAL ANALYTICAL CHEMISTRY 5555 2% 1% 27
9 CHROMATOGRAPHIA 4610 3% 0% 40
10 AMERICAN LABORATORY 3654 2% 1% 20

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 SUPERCRITICAL FLUID EXTRACTION 1055595 21% 17% 253 Search SUPERCRITICAL+FLUID+EXTRACTION Search SUPERCRITICAL+FLUID+EXTRACTION
2 SUPERCRITICAL FLUID EXTRACTION SFE 528641 4% 41% 52 Search SUPERCRITICAL+FLUID+EXTRACTION+SFE Search SUPERCRITICAL+FLUID+EXTRACTION+SFE
3 SFE 314397 4% 25% 51 Search SFE Search SFE
4 ONLINE SFE GC 125137 0% 100% 5 Search ONLINE+SFE+GC Search ONLINE+SFE+GC
5 SOLID PHASE TRAPPING 89381 0% 71% 5 Search SOLID+PHASE+TRAPPING Search SOLID+PHASE+TRAPPING
6 ANALYTICAL SUPERCRITICAL FLUID EXTRACTION 75082 0% 100% 3 Search ANALYTICAL+SUPERCRITICAL+FLUID+EXTRACTION Search ANALYTICAL+SUPERCRITICAL+FLUID+EXTRACTION
7 BASIFIED MODIFIER 75082 0% 100% 3 Search BASIFIED+MODIFIER Search BASIFIED+MODIFIER
8 DERIVATIZATION SFE 75082 0% 100% 3 Search DERIVATIZATION+SFE Search DERIVATIZATION+SFE
9 ONLINE SFE SFC 75082 0% 100% 3 Search ONLINE+SFE+SFC Search ONLINE+SFE+SFC
10 STATIC EXTRACTION 75082 0% 100% 3 Search STATIC+EXTRACTION Search STATIC+EXTRACTION

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 CHAUDOT, X , TAMBUTE, A , CAUDE, M , (1997) SUPERCRITICAL FLUID EXTRACTION: A NEW PERFORMANT ANALYTICAL TOOL FOR SAMPLE TREATMENT.ANALUSIS. VOL. 25. ISSUE 4. P. 81 -96 107 87% 6
2 TURNER, C , ESKILSSON, CS , BJORKLUND, E , (2002) COLLECTION IN ANALYTICAL-SCALE SUPERCRITICAL FLUID EXTRACTION.JOURNAL OF CHROMATOGRAPHY A. VOL. 947. ISSUE 1. P. 1-22 91 73% 42
3 LEHOTAY, SJ , (1997) SUPERCRITICAL FLUID EXTRACTION OF PESTICIDES IN FOODS.JOURNAL OF CHROMATOGRAPHY A. VOL. 785. ISSUE 1-2. P. 289-312 94 75% 102
4 CAMEL, V , TAMBUTE, A , CAUDE, M , (1993) ANALYTICAL-SCALE SUPERCRITICAL-FLUID EXTRACTION - A PROMISING TECHNIQUE FOR THE DETERMINATION OF POLLUTANTS IN ENVIRONMENTAL MATRICES.JOURNAL OF CHROMATOGRAPHY. VOL. 642. ISSUE 1-2. P. 263 -281 80 93% 80
5 CHESTER, TL , PINKSTON, JD , RAYNIE, DE , (1998) SUPERCRITICAL FLUID CHROMATOGRAPHY AND EXTRACTION.ANALYTICAL CHEMISTRY. VOL. 70. ISSUE 12. P. 301R -319R 161 38% 34
6 CAMEL, V , TAMBUTE, A , CAUDE, M , (1992) SUPERCRITICAL FLUID EXTRACTION IN ANALYSIS.ANALUSIS. VOL. 20. ISSUE 9. P. 503 -528 101 76% 17
7 SALDANA, MDA , NAGPAL, V , GUIGARD, SE , (2005) REMEDIATION OF CONTAMINATED SOILS USING SUPERCRITICAL FLUID EXTRACTION: A REVIEW (1994-2004).ENVIRONMENTAL TECHNOLOGY. VOL. 26. ISSUE 9. P. 1013-1032 72 65% 19
8 STUART, IA , MACLACHLAN, J , MCNAUGHTAN, A , (1996) COMPOUNDS OF AGRICULTURAL SIGNIFICANCE USING ENVIRONMENTAL ANALYTICAL SUPERCRITICAL FLUID EXTRACTION.ANALYST. VOL. 121. ISSUE 3. P. R11-R28 74 81% 18
9 BARNABAS, IJ , DEAN, JR , OWEN, SP , (1994) SUPERCRITICAL-FLUID EXTRACTION OF ANALYTES FROM ENVIRONMENTAL-SAMPLES - A REVIEW.ANALYST. VOL. 119. ISSUE 11. P. 2381-2394 62 95% 63
10 BOWADT, S , HAWTHORNE, SB , (1995) SUPERCRITICAL-FLUID EXTRACTION IN ENVIRONMENTAL-ANALYSIS.JOURNAL OF CHROMATOGRAPHY A. VOL. 703. ISSUE 1-2. P. 549-571 65 76% 133

Classes with closest relation at Level 1


Rank Class id link
1 33209 THE DUBININ ASTAKHOV EQUATION//ADSORPTION HIGH PRESSURE//ALTERNATIVE TEST PARTICLE
2 4934 SUPERCRITICAL FLUID CHROMATOGRAPHY//SFC//SUBCRITICAL FLUID CHROMATOGRAPHY
3 23213 SUBCRITICAL WATER EXTRACTION//PRESSURIZED HOT WATER EXTRACTION//SUBCRITICAL WATER
4 9214 MICROWAVE ASSISTED EXTRACTION//MICROWAVE EXTRACTION//MICROWAVE ASSISTED EXTRACTION MAE
5 3334 SUPERCRITICAL FLUID EXTRACTION//SUPERCRITICAL EXTRACTION//JOURNAL OF SUPERCRITICAL FLUIDS
6 19904 EXTRACTABLES//TECHNOL OURCES//LEACHABLES
7 14620 SUPERCRITICAL FLUID DEPOSITION//SUPERCRITICAL DEPOSITION//TBP HNO3 COMPLEX
8 6829 SUPERCRITICAL CARBON DIOXIDE//JOURNAL OF SUPERCRITICAL FLUIDS//SOLID FLUID EQUILIBRIA
9 36886 CONTROL CONTAMINAC AMBIENTAL//AUTOTROPHIC YIELD//BIOLOGICAL ACTIVE POTENTIAL BPA
10 3118 WATER ANALYSIS//PESTICIDES//ENVIRONMENTAL ANALYSIS

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