Class information for:
Level 1: SULFUR CHEMILUMINESCENCE DETECTOR//MULTIPLE FLAME//SULFUR CHEMILUMINESCENCE DETECTION

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
87 3       CHEMISTRY, ANALYTICAL//JOURNAL OF CHROMATOGRAPHY A//JOURNAL OF CHROMATOGRAPHY 81655
1353 2             COMPREHENSIVE TWO DIMENSIONAL GAS CHROMATOGRAPHY//GC X GC//GAS CHROMATOGRAPHY 8594
21621 1                   SULFUR CHEMILUMINESCENCE DETECTOR//MULTIPLE FLAME//SULFUR CHEMILUMINESCENCE DETECTION 435

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SULFUR CHEMILUMINESCENCE DETECTOR authKW 308863 2% 47% 9
2 MULTIPLE FLAME authKW 217355 1% 100% 3
3 SULFUR CHEMILUMINESCENCE DETECTION authKW 201250 1% 56% 5
4 NATURAL GAS ANALYSIS authKW 193201 1% 67% 4
5 SULFUR COMPONENTS authKW 163014 1% 75% 3
6 ATMOSPHER ANALYT CHEM address 144903 0% 100% 2
7 FLAMELESS SCD authKW 144903 0% 100% 2
8 SULFUR SELECTIVE DETECTION authKW 130410 1% 60% 3
9 DETECTION GC authKW 120072 3% 15% 11
10 CATALYTIC REACTION PRODUCTS authKW 96601 0% 67% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 13179 74% 0% 320
2 Biochemical Research Methods 1836 22% 0% 96
3 Engineering, Petroleum 167 2% 0% 9
4 Instruments & Instrumentation 97 6% 0% 24
5 Meteorology & Atmospheric Sciences 49 4% 0% 16
6 Spectroscopy 46 3% 0% 15
7 Engineering, Chemical 41 6% 0% 24
8 Energy & Fuels 36 4% 0% 17
9 Environmental Sciences 30 6% 0% 26
10 Chemistry, Multidisciplinary 15 7% 0% 31

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ATMOSPHER ANALYT CHEM 144903 0% 100% 2
2 CHEM B156 72452 0% 100% 1
3 DOW CHEM GERMANY 72452 0% 100% 1
4 GOLD MIDT HOME CARE 72452 0% 100% 1
5 LITTLE FALLS SITE 72452 0% 100% 1
6 MANAGEMENT UTILIZAT PROTECT WATER 72452 0% 100% 1
7 PESQUISAS LEOPOLDO MIGUEZ DE MELLO 72452 0% 100% 1
8 QUALIDADE PROD 72452 0% 100% 1
9 REFINARIA DUQUE CAXIAS 72452 0% 100% 1
10 REFINARIA DUQUE DE CAXIAS 72452 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CHROMATOGRAPHIC SCIENCE 13498 6% 1% 28
2 HRC-JOURNAL OF HIGH RESOLUTION CHROMATOGRAPHY 10727 4% 1% 16
3 JOURNAL OF CHROMATOGRAPHY 9464 11% 0% 49
4 ANALYTICAL CHEMISTRY 5517 12% 0% 53
5 JOURNAL OF CHROMATOGRAPHY A 5328 10% 0% 45
6 AMERICAN LABORATORY 3788 3% 0% 12
7 CHROMATOGRAPHIA 3656 5% 0% 21
8 JAPCA-THE INTERNATIONAL JOURNAL OF AIR POLLUTION CONTROL AND HAZARDOUS WASTE MANAGEMENT 2985 1% 1% 3
9 JOURNAL OF ANALYTICAL CHEMISTRY 2239 3% 0% 12
10 FUEL SCIENCE & TECHNOLOGY INTERNATIONAL 1256 0% 1% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SULFUR CHEMILUMINESCENCE DETECTOR 308863 2% 47% 9 Search SULFUR+CHEMILUMINESCENCE+DETECTOR Search SULFUR+CHEMILUMINESCENCE+DETECTOR
2 MULTIPLE FLAME 217355 1% 100% 3 Search MULTIPLE+FLAME Search MULTIPLE+FLAME
3 SULFUR CHEMILUMINESCENCE DETECTION 201250 1% 56% 5 Search SULFUR+CHEMILUMINESCENCE+DETECTION Search SULFUR+CHEMILUMINESCENCE+DETECTION
4 NATURAL GAS ANALYSIS 193201 1% 67% 4 Search NATURAL+GAS+ANALYSIS Search NATURAL+GAS+ANALYSIS
5 SULFUR COMPONENTS 163014 1% 75% 3 Search SULFUR+COMPONENTS Search SULFUR+COMPONENTS
6 FLAMELESS SCD 144903 0% 100% 2 Search FLAMELESS+SCD Search FLAMELESS+SCD
7 SULFUR SELECTIVE DETECTION 130410 1% 60% 3 Search SULFUR+SELECTIVE+DETECTION Search SULFUR+SELECTIVE+DETECTION
8 DETECTION GC 120072 3% 15% 11 Search DETECTION+GC Search DETECTION+GC
9 CATALYTIC REACTION PRODUCTS 96601 0% 67% 2 Search CATALYTIC+REACTION+PRODUCTS Search CATALYTIC+REACTION+PRODUCTS
10 SULFUR CHEMILUMINESCENCE DETECTION SCD 96601 0% 67% 2 Search SULFUR+CHEMILUMINESCENCE+DETECTION+SCD Search SULFUR+CHEMILUMINESCENCE+DETECTION+SCD

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 21926 CARBONYL SULFIDE//CARBONYL SULFIDE COS//BIOGENIC SULFUR GASES
2 24316 ATMOSPHERIC PRESSURE IONIZATION MASS SPECTROMETER//CHLORINE SELECTIVE DETECTOR//PULSED DISCHARGE EMISSION DETECTION
3 11373 MICROWAVE INDUCED PLASMA//ATOMIC EMISSION DETECTION//MICROWAVE PLASMA TORCH
4 13132 AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL//GASEOUS STANDARD MIXTURES//PERMEATION TUBE
5 26605 CHEMILUMINESCENCE NITROGEN DETECTION//CORE TECHNOL AREA ANALYT UNIT//MASS DIRECTED
6 25256 THIAARENES//PHENANTHRO3 4 BTHIOPHENE//PHENANTHRO4 3 BTHIOPHENE
7 6533 ODOUR//ODOR//DYNAMIC OLFACTOMETRY
8 38587 CO2 C 14 EXTRACTION//EFFLUENT EXTRACT//SUB LETHAL CHRONIC TOXICITY
9 10202 DIMETHYLSULFONIOPROPIONATE//DMSP//DIMETHYL SULFIDE
10 8229 COMPREHENSIVE TWO DIMENSIONAL GAS CHROMATOGRAPHY//GC X GC//COMPREHENSIVE TWO DIMENSIONAL

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