Class information for:
Level 2: MERCURY//METHYLMERCURY//MERCURY SPECIATION

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
470 3       MERCURY//CHEMICAL LOOPING COMBUSTION//CO2 CAPTURE 25549
1302 2             MERCURY//METHYLMERCURY//MERCURY SPECIATION 8883
412 1                   MERCURY//METHYLMERCURY//TOTAL MERCURY 3521
1974 1                   ATMOSPHERIC MERCURY//GASEOUS ELEMENTAL MERCURY//REACTIVE GASEOUS MERCURY 2442
5253 1                   MERCURY SPECIATION//COLD VAPOR ATOMIC ABSORPTION SPECTROMETRY//MERCURY DETERMINATION 1681
14524 1                   MERCURY RESISTANCE//MERCURIC REDUCTASE//MER OPERON 794
32371 1                   ST S PHYSIOL ENVIRONM POLLUT//PRATHAMESH SOC//2 METHOXY ETHYL MERCURIC CHLORIDE 152
32805 1                   COMBINED INOCULATION//BARDYRHIZOBIUM//BUTHIONINE SULFOXISAMINE 147
32863 1                   2 SULFINOBENZOIC ACID//CBEV USTAV EXPERTL FYTOPATOL ENTOMOL//CONFIDENCE PREDICTIONS 146

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MERCURY authKW 1794233 25% 23% 2237
2 METHYLMERCURY authKW 869943 8% 34% 727
3 MERCURY SPECIATION authKW 342290 2% 69% 140
4 TOTAL MERCURY authKW 274308 2% 57% 136
5 ATMOSPHERIC MERCURY authKW 253800 1% 92% 78
6 GASEOUS ELEMENTAL MERCURY authKW 156659 1% 94% 47
7 METHYL MERCURY authKW 153903 1% 36% 121
8 REACTIVE GASEOUS MERCURY authKW 141842 0% 100% 40
9 STATE ENVIRONM GEOCHEM address 130021 2% 17% 213
10 TOTAL GASEOUS MERCURY authKW 128412 0% 93% 39

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Environmental Sciences 95353 50% 1% 4456
2 Meteorology & Atmospheric Sciences 17617 13% 0% 1157
3 Engineering, Environmental 15905 11% 1% 994
4 Chemistry, Analytical 10563 16% 0% 1416
5 Water Resources 5847 7% 0% 666
6 Toxicology 3913 7% 0% 620
7 Spectroscopy 1475 4% 0% 369
8 Marine & Freshwater Biology 1325 4% 0% 383
9 Oceanography 855 3% 0% 236
10 Geochemistry & Geophysics 811 3% 0% 296

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 STATE ENVIRONM GEOCHEM 130021 2% 17% 213
2 CHIM ANALYT BIOINORGAN ENVIRONM 56014 1% 24% 65
3 AIR QUAL 53912 1% 13% 117
4 RENDE 51520 0% 58% 25
5 ADV WATER AIR QUAL 46929 0% 88% 15
6 ATMOSPHER POLLUT 39993 1% 21% 54
7 RIVER STUDIES 33850 0% 33% 29
8 GEOCHEM 33402 2% 4% 217
9 KC IRVING ENVIRONM SCI 25323 0% 71% 10
10 RADIOISOTOPOS EDUARDO PENNA FRANCA 24015 0% 34% 20

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 WATER AIR AND SOIL POLLUTION 68615 5% 4% 439
2 ENVIRONMENTAL SCIENCE & TECHNOLOGY 52592 7% 2% 660
3 SCIENCE OF THE TOTAL ENVIRONMENT 41261 6% 2% 509
4 ATMOSPHERIC ENVIRONMENT 25141 4% 2% 354
5 JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY 18885 2% 3% 182
6 ENVIRONMENTAL POLLUTION 16542 2% 2% 218
7 APPLIED GEOCHEMISTRY 10874 1% 3% 110
8 ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY 10677 2% 2% 169
9 ATMOSPHERIC CHEMISTRY AND PHYSICS 9111 2% 2% 149
10 MARINE CHEMISTRY 8654 1% 3% 88

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 MERCURY 1794233 25% 23% 2237 Search MERCURY Search MERCURY
2 METHYLMERCURY 869943 8% 34% 727 Search METHYLMERCURY Search METHYLMERCURY
3 MERCURY SPECIATION 342290 2% 69% 140 Search MERCURY+SPECIATION Search MERCURY+SPECIATION
4 TOTAL MERCURY 274308 2% 57% 136 Search TOTAL+MERCURY Search TOTAL+MERCURY
5 ATMOSPHERIC MERCURY 253800 1% 92% 78 Search ATMOSPHERIC+MERCURY Search ATMOSPHERIC+MERCURY
6 GASEOUS ELEMENTAL MERCURY 156659 1% 94% 47 Search GASEOUS+ELEMENTAL+MERCURY Search GASEOUS+ELEMENTAL+MERCURY
7 METHYL MERCURY 153903 1% 36% 121 Search METHYL+MERCURY Search METHYL+MERCURY
8 REACTIVE GASEOUS MERCURY 141842 0% 100% 40 Search REACTIVE+GASEOUS+MERCURY Search REACTIVE+GASEOUS+MERCURY
9 TOTAL GASEOUS MERCURY 128412 0% 93% 39 Search TOTAL+GASEOUS+MERCURY Search TOTAL+GASEOUS+MERCURY
10 DISSOLVED GASEOUS MERCURY 120935 0% 95% 36 Search DISSOLVED+GASEOUS+MERCURY Search DISSOLVED+GASEOUS+MERCURY

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 2


rank cluster_id2 link
1 3321 ELEMENTAL MERCURY//MERCURY OXIDATION//MERCURY CAPTURE
2 1727 METHYLMERCURY//MERCURY//FISH CONSUMPTION
3 777 ENDOSULFAN//BULLETIN OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY//TOXICOLOGY
4 2248 ACID MINE DRAINAGE//ACID ROCK DRAINAGE//LEAD ISOTOPES
5 2172 TRIBUTYLTIN//IMPOSEX//ORGANOTIN
6 4006 METALLOMICS//SPE OMETRY SAMPLE PREPARAT MECHANIZAT GRP GEP//METALLOPROTEOMICS
7 3236 ARTISANAL MINING//SMALL SCALE MINING//ARTISANAL AND SMALL SCALE MINING ASM
8 2092 DGT//DIFFUSIVE GRADIENTS IN THIN FILMS//MARINE CHEMISTRY
9 1547 MANGROVE//SEDIMENT//ENRICHMENT FACTOR
10 2743 STABLE ISOTOPES//FOOD WEB//DELTA N 15

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