Class information for:
Level 1: PLATINUM GROUP ELEMENTS//FIRE ASSAY//AUTOMOBILE CATALYST

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
5324 1640 29.8 60%


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
4 4 ENVIRONMENTAL SCIENCES//GEOSCIENCES, MULTIDISCIPLINARY//METEOROLOGY & ATMOSPHERIC SCIENCES 1766162
95 3       CHEMISTRY, ANALYTICAL//JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY//SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY 76493
604 2             MOLECULARLY IMPRINTED POLYMER//MOLECULAR IMPRINTING//PRECONCENTRATION 14074
5324 1                   PLATINUM GROUP ELEMENTS//FIRE ASSAY//AUTOMOBILE CATALYST 1640

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 PLATINUM GROUP ELEMENTS authKW 556244 7% 24% 122
2 FIRE ASSAY authKW 251326 1% 75% 18
3 AUTOMOBILE CATALYST authKW 192046 1% 74% 14
4 NICKEL SULFIDE FIRE ASSAY authKW 169247 1% 91% 10
5 PLATINUM GROUP METALS authKW 162872 2% 23% 38
6 GOLD DETERMINATION authKW 153728 1% 52% 16
7 PLATINUM authKW 91105 14% 2% 227
8 PLATINUM DETERMINATION authKW 83769 1% 50% 9
9 ZOOL OKOL 1 address 77571 0% 83% 5
10 PLATINUM GROUP ELEMENTS PGE authKW 76582 1% 34% 12

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 21728 49% 0% 805
2 Spectroscopy 2563 11% 0% 186
3 Environmental Sciences 1491 16% 0% 262
4 Geochemistry & Geophysics 676 6% 0% 103
5 Engineering, Environmental 247 4% 0% 60
6 Chemistry, Multidisciplinary 176 10% 0% 160
7 Nuclear Science & Technology 121 3% 0% 54
8 Mining & Mineral Processing 88 1% 0% 14
9 Electrochemistry 59 2% 0% 37
10 Mineralogy 42 1% 0% 15

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 ZOOL OKOL 1 77571 0% 83% 5
2 GRP BIOXEOQUIM MARINA 49644 0% 67% 4
3 BIOXEOQUIM MARINA 37235 0% 100% 2
4 DIPRO VE 37235 0% 100% 2
5 ENGN MIN HIGASHI KU 37235 0% 100% 2
6 FOOD ANIM SAFETY 33509 0% 60% 3
7 ARBEITSGRP ANALYT CHEM 27923 0% 50% 3
8 ACTIVAT 24822 0% 67% 2
9 SECT OCCUPAT MED ALLERGY CLIN IMMUNOL 24822 0% 67% 2
10 PETROG GEOCHEM 19139 0% 17% 6

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 GEOSTANDARDS NEWSLETTER-THE JOURNAL OF GEOSTANDARDS AND GEOANALYSIS 36890 1% 9% 22
2 ATOMIC SPECTROSCOPY 20211 2% 3% 33
3 JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY 13458 4% 1% 66
4 TALANTA 10174 6% 1% 96
5 ANALYTICA CHIMICA ACTA 9721 7% 0% 113
6 MICROCHIMICA ACTA 9325 2% 1% 39
7 GEOSTANDARDS AND GEOANALYTICAL RESEARCH 9141 1% 4% 14
8 GEOSTANDARDS NEWSLETTER 7937 1% 4% 10
9 FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY 7437 3% 1% 47
10 JOURNAL OF ANALYTICAL CHEMISTRY 5318 2% 1% 36

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 PLATINUM GROUP ELEMENTS 556244 7% 24% 122 Search PLATINUM+GROUP+ELEMENTS Search PLATINUM+GROUP+ELEMENTS
2 FIRE ASSAY 251326 1% 75% 18 Search FIRE+ASSAY Search FIRE+ASSAY
3 AUTOMOBILE CATALYST 192046 1% 74% 14 Search AUTOMOBILE+CATALYST Search AUTOMOBILE+CATALYST
4 NICKEL SULFIDE FIRE ASSAY 169247 1% 91% 10 Search NICKEL+SULFIDE+FIRE+ASSAY Search NICKEL+SULFIDE+FIRE+ASSAY
5 PLATINUM GROUP METALS 162872 2% 23% 38 Search PLATINUM+GROUP+METALS Search PLATINUM+GROUP+METALS
6 GOLD DETERMINATION 153728 1% 52% 16 Search GOLD+DETERMINATION Search GOLD+DETERMINATION
7 PLATINUM 91105 14% 2% 227 Search PLATINUM Search PLATINUM
8 PLATINUM DETERMINATION 83769 1% 50% 9 Search PLATINUM+DETERMINATION Search PLATINUM+DETERMINATION
9 PLATINUM GROUP ELEMENTS PGE 76582 1% 34% 12 Search PLATINUM+GROUP+ELEMENTS+PGE Search PLATINUM+GROUP+ELEMENTS+PGE
10 ROAD DUST 75579 2% 15% 28 Search ROAD+DUST Search ROAD+DUST

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 RAVINDRA, K , BENCS, L , VAN GRIEKEN, R , (2004) PLATINUM GROUP ELEMENTS IN THE ENVIRONMENT AND THEIR HEALTH RISK.SCIENCE OF THE TOTAL ENVIRONMENT. VOL. 318. ISSUE 1-3. P. 1 -43 142 78% 320
2 DUBIELLA-JACKOWSKA, A , KUDAK, B , POLKOWSKA, Z , NAMISENIK, J , (2009) ENVIRONMENTAL FATE OF TRAFFIC-DERIVED PLATINUM GROUP METALS.CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY. VOL. 39. ISSUE 4. P. 251-271 115 95% 10
3 GODLEWSKA-ZYLKIEWICZ, B , (2004) PRECONCENTRATION AND SEPARATION PROCEDURES FOR THE SPECTROCHEMICAL DETERMINATION OF PLATINUM AND PALLADIUM.MICROCHIMICA ACTA. VOL. 147. ISSUE 4. P. 189-210 125 84% 79
4 BALCERZAK, M , (2011) METHODS FOR THE DETERMINATION OF PLATINUM GROUP ELEMENTS IN ENVIRONMENTAL AND BIOLOGICAL MATERIALS: A REVIEW.CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY. VOL. 41. ISSUE 3. P. 214-235 141 64% 22
5 BENCS, L , RAVINDRA, K , VAN GRIEKEN, R , (2003) METHODS FOR THE DETERMINATION OF PLATINUM GROUP ELEMENTS ORIGINATING FROM THE ABRASION OF AUTOMOTIVE CATALYTIC CONVERTERS.SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY. VOL. 58. ISSUE 10. P. 1723 -1755 107 88% 124
6 OJEDA, CB , ROJAS, FS , (2007) DETERMINATION OF RHODIUM: SINCE THE ORIGINS UNTIL TODAY ICP-OES AND ICP-MS.TALANTA. VOL. 71. ISSUE 1. P. 1-12 88 87% 19
7 BALCERZAK, M , (2002) SAMPLE DIGESTION METHODS FOR THE DETERMINATION OF TRACES OF PRECIOUS METALS BY SPECTROMETRIC TECHNIQUES.ANALYTICAL SCIENCES. VOL. 18. ISSUE 7. P. 737 -750 95 82% 81
8 EK, KH , MORRISON, GM , RAUCH, S , (2004) ENVIRONMENTAL ROUTES FOR PLATINUM GROUP ELEMENTS TO BIOLOGICAL MATERIALS - A REVIEW.SCIENCE OF THE TOTAL ENVIRONMENT. VOL. 334. ISSUE . P. 21 -38 73 86% 120
9 RAO, CRM , REDDI, GS , (2000) PLATINUM GROUP METALS (PGM); OCCURRENCE, USE AND RECENT TRENDS IN THEIR DETERMINATION.TRAC-TRENDS IN ANALYTICAL CHEMISTRY. VOL. 19. ISSUE 9. P. 565 -586 82 80% 162
10 DUBIELLA-JACKOWSKA, A , POLKOWSKA, Z , NAMIESNIK, J , (2007) PLATINUM GROUP ELEMENTS: A CHALLENGE FOR ENVIRONMENTAL ANALYTICS.POLISH JOURNAL OF ENVIRONMENTAL STUDIES. VOL. 16. ISSUE 3. P. 329 -345 76 83% 23

Classes with closest relation at Level 1


Rank Class id link
1 10663 PG ANALYT CHEM//UNIT MET ION SEPARAT//SPENT AUTOMOBILE CATALYST
2 22427 CISPLATIN AQUATED SPECIES//MONOHYDRATED CISPLATIN//PLASMA ULTRAFILTRATES
3 28896 PALLADIUM DETECTION//PD2//PALLADIUM ION
4 23760 CATALYTIC SPECTROPHOTOMETRY//CATALYTIC KINETIC SPECTROPHOTOMETRY//OSMIUMIV
5 10379 RE OS ISOTOPES//HIGHLY SIDEROPHILE ELEMENTS//RE OS
6 29881 GLYCINATE COMPLEXES OF PALLADIUMII//ELECTROCHEMICAL PRECONCENTRATION//GRAPHITE PROBE
7 562 PRECONCENTRATION//FLAME ATOMIC ABSORPTION SPECTROMETRY//SOLID PHASE EXTRACTION
8 6102 ALLOYS AND BIOLOGICAL SAMPLES//COBALT DETERMINATION//2 2 QUINOLYLAZO 5 DIMETHYLAMINOANILINE
9 12369 GEOSTANDARDS NEWSLETTER//GEOSTANDARDS NEWSLETTER-THE JOURNAL OF GEOSTANDARDS AND GEOANALYSIS//GEOSTANDARDS AND GEOANALYTICAL RESEARCH
10 26292 BAYBERRY TANNIN//PERSIMMON TANNIN//TANNIN GEL

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