Class information for:
Level 1: POLYCHLORINATED NAPHTHALENES//PCNS//CHLORONAPHTHALENES

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
27 3       ENVIRONMENTAL SCIENCES//TOXICOLOGY//CHEMOSPHERE 115610
36 2             DIOXIN//POLYCHLORINATED BIPHENYLS//PCBS 33131
22180 1                   POLYCHLORINATED NAPHTHALENES//PCNS//CHLORONAPHTHALENES 414

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 POLYCHLORINATED NAPHTHALENES authKW 4640989 20% 73% 83
2 PCNS authKW 2927926 12% 77% 50
3 CHLORONAPHTHALENES authKW 928013 4% 76% 16
4 CHLORINATED POLYCYCLIC AROMATIC HYDROCARBONS authKW 730811 3% 80% 12
5 HALOWAX authKW 532887 2% 100% 7
6 PERSISTENT COMPOUNDS authKW 414464 2% 78% 7
7 POLYCHLORINATED NAPHTHALENES PCNS authKW 414464 2% 78% 7
8 DIOXIN LIKE COMPOUNDS authKW 409359 5% 24% 22
9 HAZARDOUS COMPOUNDS authKW 342561 2% 50% 9
10 DICHLOROPYRENE authKW 304507 1% 100% 4

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Environmental Sciences 9078 71% 0% 293
2 Engineering, Environmental 3309 23% 0% 95
3 Toxicology 1252 17% 0% 70
4 Chemistry, Analytical 226 11% 0% 47
5 Biochemical Research Methods 64 5% 0% 21
6 Water Resources 13 2% 0% 9
7 Engineering, Civil 12 2% 0% 9
8 Crystallography 6 2% 0% 7
9 Meteorology & Atmospheric Sciences 5 2% 0% 7
10 Chemistry, Medicinal 4 2% 0% 7

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENVIRONM CHEM ECOTOXICOL 265794 9% 9% 37
2 EMTECH 194873 2% 32% 8
3 ARQP 152249 1% 50% 4
4 STATE REG OPTIMISAT ENERGY SYST 137026 1% 60% 3
5 ENVIRONM CHEM ECOTOXICOL FOOD TOXICOL 126871 1% 33% 5
6 BERIECH CHEM PHYS VERFAHREN 76127 0% 100% 1
7 CHAIR HISTOL EMBIYOL 76127 0% 100% 1
8 ENVIRONM POLLUTANTS MEASUREMENTS GRP 76127 0% 100% 1
9 ENVIRONM SCI ARAGON 76127 0% 100% 1
10 FOOD SAFETY TOXCIOL 76127 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CHEMOSPHERE 16584 17% 0% 71
2 JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH PART A-TOXIC/HAZARDOUS SUBSTANCES & ENVIRONMENTAL ENGINEERING 11983 6% 1% 26
3 ENVIRONMENTAL SCIENCE & TECHNOLOGY 8816 14% 0% 58
4 ENVIRONMENTAL POLLUTION 3026 5% 0% 20
5 JAPANESE JOURNAL OF TOXICOLOGY AND ENVIRONMENTAL HEALTH 2334 1% 1% 4
6 EISEI KAGAKU-JAPANESE JOURNAL OF TOXICOLOGY AND ENVIRONMENTAL HEALTH 1421 1% 1% 3
7 ARCHIVES OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY 992 2% 0% 8
8 SCIENCE OF THE TOTAL ENVIRONMENT 865 4% 0% 16
9 ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY 774 2% 0% 8
10 JOURNAL OF WATER SUPPLY RESEARCH AND TECHNOLOGY-AQUA 651 1% 0% 3

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POLYCHLORINATED NAPHTHALENES 4640989 20% 73% 83 Search POLYCHLORINATED+NAPHTHALENES Search POLYCHLORINATED+NAPHTHALENES
2 PCNS 2927926 12% 77% 50 Search PCNS Search PCNS
3 CHLORONAPHTHALENES 928013 4% 76% 16 Search CHLORONAPHTHALENES Search CHLORONAPHTHALENES
4 CHLORINATED POLYCYCLIC AROMATIC HYDROCARBONS 730811 3% 80% 12 Search CHLORINATED+POLYCYCLIC+AROMATIC+HYDROCARBONS Search CHLORINATED+POLYCYCLIC+AROMATIC+HYDROCARBONS
5 HALOWAX 532887 2% 100% 7 Search HALOWAX Search HALOWAX
6 PERSISTENT COMPOUNDS 414464 2% 78% 7 Search PERSISTENT+COMPOUNDS Search PERSISTENT+COMPOUNDS
7 POLYCHLORINATED NAPHTHALENES PCNS 414464 2% 78% 7 Search POLYCHLORINATED+NAPHTHALENES+PCNS Search POLYCHLORINATED+NAPHTHALENES+PCNS
8 DIOXIN LIKE COMPOUNDS 409359 5% 24% 22 Search DIOXIN+LIKE+COMPOUNDS Search DIOXIN+LIKE+COMPOUNDS
9 HAZARDOUS COMPOUNDS 342561 2% 50% 9 Search HAZARDOUS+COMPOUNDS Search HAZARDOUS+COMPOUNDS
10 DICHLOROPYRENE 304507 1% 100% 4 Search DICHLOROPYRENE Search DICHLOROPYRENE

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 19304 LINEAR SOLVATION ENERGY THEORY//POLYCHLORINATED DIPHENYL ETHERS//MOLAR HEAT CAPACITY AT CONSTANT PRESSURE C P C M
2 414 PCDD FS//CHEMOSPHERE//DIOXIN
3 17679 CALUX//ECOSYST ANAL//AQUAT TOXICOL ECOL SECT
4 29577 COPPERIICHLORIDE//BROMOCARBAZOLE AND CHLOROCARBAZOLE//HALOGENATED CARBAZOLE
5 25560 PCT ABS//POLYCHLORINATED AZOBENZENES//3 3 4 4 TETRACHLOROAZOBENZENE
6 537 ORGANOCHLORINE PESTICIDES//OCPS//PCBS
7 26482 CHLORINATED PARAFFINS//SHORT CHAIN CHLORINATED PARAFFINS//POLYCHLORINATED N ALKANES
8 10265 CHLOROBIPHENYL CONGENERS//POLYCHLORINATED TERPHENYLS//AROCLORS
9 21099 TOXAPHENE//CHLOROBORNANES//POLYCHLORINATED BORNANES
10 8830 DIOXIN//DIOXIN LIKE PCBS//PCDD FS

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