Class information for:
Level 1: DETERMINATION OF TRACE SILICON//MOLYBDOSILICIC ACID BLUE SPECTROPHOTOMETRY//SILICON TETRAFLUORIDE SEPARATION

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
420 3       JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY//SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY//CHEMISTRY, ANALYTICAL 30211
133 2             JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY//SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY//SPECTROSCOPY 23353
30469 1                   DETERMINATION OF TRACE SILICON//MOLYBDOSILICIC ACID BLUE SPECTROPHOTOMETRY//SILICON TETRAFLUORIDE SEPARATION 183

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DETERMINATION OF TRACE SILICON authKW 1033341 3% 100% 6
2 MOLYBDOSILICIC ACID BLUE SPECTROPHOTOMETRY authKW 1033341 3% 100% 6
3 SILICON TETRAFLUORIDE SEPARATION authKW 885719 3% 86% 6
4 ECIL address 430554 3% 50% 5
5 HIGH PURITY SELENIUM authKW 344447 1% 100% 2
6 AMBERLITE IRA 93 authKW 172224 1% 100% 1
7 AQUA REGIA VAPORS authKW 172224 1% 100% 1
8 BATCH MODE EXPERIMENTS authKW 172224 1% 100% 1
9 BENZOXAZOLYLACROLEINS authKW 172224 1% 100% 1
10 BINARY AND TERTIARY SEPARATIONS authKW 172224 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 4763 68% 0% 125
2 Spectroscopy 268 11% 0% 20
3 Nuclear Science & Technology 206 10% 0% 19
4 Chemistry, Inorganic & Nuclear 133 10% 0% 19
5 Chemistry, Multidisciplinary 17 9% 0% 17
6 Electrochemistry 2 2% 0% 3
7 Metallurgy & Metallurgical Engineering 2 2% 0% 4
8 Materials Science, Characterization, Testing 2 1% 0% 1
9 Materials Science, Coatings & Films 1 1% 0% 2
10 Materials Science, Ceramics 0 1% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ECIL 430554 3% 50% 5
2 COMPOSIST CHARACTEIZAT MAT 172224 1% 100% 1
3 EDIL 172224 1% 100% 1
4 ESPE OMETRIA ABSORCAO ATOM 172224 1% 100% 1
5 ECIL PO 172220 2% 33% 3
6 COMPOSIT CHARACTERISAT MAT 110704 3% 11% 6
7 SEISHIN S 86111 1% 50% 1
8 COMPOSIT CHARACTERISAT MAT CCCM 57407 1% 33% 1
9 CCCM 57403 2% 11% 3
10 LEHRGEBIET ANALYT CHEM 43054 1% 25% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ATOMIC SPECTROSCOPY 24482 7% 1% 12
2 FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE 20970 11% 1% 20
3 BUNSEKI KAGAKU 8466 9% 0% 17
4 FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY 4516 7% 0% 12
5 ANALYTICA CHIMICA ACTA 1567 8% 0% 15
6 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 1540 5% 0% 10
7 JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY 1368 4% 0% 7
8 JAPANESE JOURNAL OF TOXICOLOGY AND ENVIRONMENTAL HEALTH 1321 1% 0% 2
9 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-ARTICLES 1229 3% 0% 5
10 TALANTA 795 5% 0% 9

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 DETERMINATION OF TRACE SILICON 1033341 3% 100% 6 Search DETERMINATION+OF+TRACE+SILICON Search DETERMINATION+OF+TRACE+SILICON
2 MOLYBDOSILICIC ACID BLUE SPECTROPHOTOMETRY 1033341 3% 100% 6 Search MOLYBDOSILICIC+ACID+BLUE+SPECTROPHOTOMETRY Search MOLYBDOSILICIC+ACID+BLUE+SPECTROPHOTOMETRY
3 SILICON TETRAFLUORIDE SEPARATION 885719 3% 86% 6 Search SILICON+TETRAFLUORIDE+SEPARATION Search SILICON+TETRAFLUORIDE+SEPARATION
4 HIGH PURITY SELENIUM 344447 1% 100% 2 Search HIGH+PURITY+SELENIUM Search HIGH+PURITY+SELENIUM
5 AMBERLITE IRA 93 172224 1% 100% 1 Search AMBERLITE+IRA+93 Search AMBERLITE+IRA+93
6 AQUA REGIA VAPORS 172224 1% 100% 1 Search AQUA+REGIA+VAPORS Search AQUA+REGIA+VAPORS
7 BATCH MODE EXPERIMENTS 172224 1% 100% 1 Search BATCH+MODE+EXPERIMENTS Search BATCH+MODE+EXPERIMENTS
8 BENZOXAZOLYLACROLEINS 172224 1% 100% 1 Search BENZOXAZOLYLACROLEINS Search BENZOXAZOLYLACROLEINS
9 BINARY AND TERTIARY SEPARATIONS 172224 1% 100% 1 Search BINARY+AND+TERTIARY+SEPARATIONS Search BINARY+AND+TERTIARY+SEPARATIONS
10 CCL4 TREATMENT 172224 1% 100% 1 Search CCL4+TREATMENT Search CCL4+TREATMENT

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 24630 JOURNAL OF RADIOANALYTICAL CHEMISTRY//CZOCHRALSKI SILICON SUBSTRATES//12 MEV PROTONS
2 19829 ELECTROLYTIC DISSOLUTION//BONDED SILICA AS A SOLID PHASE SORBENT//ANODIC ELECTRODISSOLUTION
3 38179 BOTANICAL STANDARD SAMPLES//3 6 DITHIAOCTANE//DIRECT NEBULIZATION OF ORGANIC EXTRACTS
4 36007 AGGREGATION BY AIR LIQUID INTERFACE//DIFFERENTIAL PULSE ADSORPTIVE VOLTAMMETRY//ENGN PRIME CONTRACTING POB 128
5 1111 ELECTROTHERMAL ATOMIC ABSORPTION SPECTROMETRY//CHEMICAL MODIFIER//SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY
6 15052 TIME ABERRATIONS//FOURIER TRANSFORM LASER MICROPROBE MASS SPECTROMETRY//GALDI
7 10575 ELECTROTHERMAL VAPORIZATION//SLURRY NEBULIZATION//ULTRASONIC SLURRY SAMPLING
8 36902 BENZENESELENINIC ACID//N N N TRIPHENYLGUANIDINE//2 PYRIDINESELENINATE
9 34288 GLYCINATE COMPLEXES OF PALLADIUMII//ELECTROCHEMICAL PRECONCENTRATION//ELECTROREDUCTION KINETICS
10 29354 IIIT BASARA//NUCLEAR GRADE URANIUM//SPENT PWR FUELS

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