Class information for:
Level 1: HUMIC ACID//HUMIC SUBSTANCES//FULVIC ACID

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
600 3       HUMIC ACID//DISSOLVED ORGANIC MATTER//HUMIC SUBSTANCES 14685
787 2             DISSOLVED ORGANIC MATTER//HUMIC ACID//HUMIC SUBSTANCES 12424
2798 1                   HUMIC ACID//HUMIC SUBSTANCES//FULVIC ACID 2174

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HUMIC ACID authKW 638296 18% 11% 386
2 HUMIC SUBSTANCES authKW 359088 10% 12% 215
3 FULVIC ACID authKW 337634 7% 16% 145
4 NICA DONNAN MODEL authKW 304403 1% 100% 21
5 AQUATIC HUMIC SUBSTANCES authKW 150964 1% 42% 25
6 NICA DONNAN authKW 103533 0% 71% 10
7 SOLID HUMIC ACID authKW 86972 0% 100% 6
8 NICA MODEL authKW 72477 0% 100% 5
9 COMPLEXATION authKW 70018 6% 4% 121
10 PROTON BINDING authKW 61225 1% 33% 13

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Environmental Sciences 8918 32% 0% 692
2 Soil Science 7811 11% 0% 250
3 Engineering, Environmental 5926 14% 0% 297
4 Chemistry, Analytical 4360 20% 0% 439
5 Nuclear Science & Technology 1719 9% 0% 192
6 Chemistry, Inorganic & Nuclear 1384 10% 0% 213
7 Geochemistry & Geophysics 1222 7% 0% 156
8 Water Resources 516 5% 0% 104
9 Chemistry, Physical 170 9% 0% 200
10 Chemistry, Multidisciplinary 130 8% 0% 178

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SOIL QUAL 45259 2% 7% 42
2 GEOL CIVIL ENGN 43486 0% 100% 3
3 GUSTAV H CARLSON CHEM BIOCHEM 43486 0% 100% 3
4 NUKL ENTSORGUNGSTECH 36542 1% 19% 13
5 PHYS PL CHEM 32919 1% 15% 15
6 NUKL ENTSORGUNG 31122 1% 8% 27
7 NUKL ENTSORGUNSTECH 28991 0% 100% 2
8 SPECIAT RADIONUCLEIDES MOL 28983 0% 33% 6
9 HLC 26089 0% 60% 3
10 NUCL FUEL CHEM 21740 0% 50% 3

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RADIOCHIMICA ACTA 55229 6% 3% 125
2 ENVIRONMENTAL SCIENCE & TECHNOLOGY 23377 10% 1% 217
3 ENVIRONMENTAL CHEMISTRY 9274 1% 3% 22
4 JOURNAL OF SOIL SCIENCE 8913 1% 3% 23
5 ANALYTICA CHIMICA ACTA 8085 5% 0% 118
6 EUROPEAN JOURNAL OF SOIL SCIENCE 6547 1% 2% 29
7 GEOCHIMICA ET COSMOCHIMICA ACTA 4282 3% 0% 63
8 COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS 4025 3% 0% 64
9 GEODERMA 3707 2% 1% 38
10 SOIL SCIENCE 2875 1% 1% 26

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HUMIC ACID 638296 18% 11% 386 Search HUMIC+ACID Search HUMIC+ACID
2 HUMIC SUBSTANCES 359088 10% 12% 215 Search HUMIC+SUBSTANCES Search HUMIC+SUBSTANCES
3 FULVIC ACID 337634 7% 16% 145 Search FULVIC+ACID Search FULVIC+ACID
4 NICA DONNAN MODEL 304403 1% 100% 21 Search NICA+DONNAN+MODEL Search NICA+DONNAN+MODEL
5 AQUATIC HUMIC SUBSTANCES 150964 1% 42% 25 Search AQUATIC+HUMIC+SUBSTANCES Search AQUATIC+HUMIC+SUBSTANCES
6 NICA DONNAN 103533 0% 71% 10 Search NICA+DONNAN Search NICA+DONNAN
7 SOLID HUMIC ACID 86972 0% 100% 6 Search SOLID+HUMIC+ACID Search SOLID+HUMIC+ACID
8 NICA MODEL 72477 0% 100% 5 Search NICA+MODEL Search NICA+MODEL
9 COMPLEXATION 70018 6% 4% 121 Search COMPLEXATION Search COMPLEXATION
10 PROTON BINDING 61225 1% 33% 13 Search PROTON+BINDING Search PROTON+BINDING

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 28448 SEC PAGE//WATER NOM//WEIGHT CONTENT OF FRACTIONS
2 22090 ADSORPTIVE FRACTIONATION//HUMUS COATINGS//HUMIC ACID
3 33299 SOIL SCI AGR ENVIRONM PROTECT//HUMIFICATION PROCESS//DAMAGE TO FOREST
4 8368 COPPER SPECIATION//PSEUDOPOLAROGRAPHY//AGNES
5 21929 GRP MARINE GEOCHEM//ICBM MPI BRIDGING GRP//GRP MARINE GEOCHEM ICBM MPI BRIDGING GRP
6 9847 BLOCH DECAY//HUMUS COMPOSITION//A TYPE HUMIC ACID
7 21008 AQUATIC COLLOIDS//ENERGY FILTERED TRANSMISSION ELECTRON MICROSCOPY EF TEM//NANOPLAST
8 2273 DISSOLVED ORGANIC MATTER//CDOM//CHROMOPHORIC DISSOLVED ORGANIC MATTER
9 4821 RADIOCHIMICA ACTA//NUKL ENTSORGUNG//ISOSACCHARINIC ACID
10 16041 DGT//DIFFUSIVE GRADIENTS IN THIN FILMS//DIFFUSIVE GRADIENTS IN THIN FILMS DGT

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