Class information for:
Level 1: FUSION WITH AMMONIUM HYDROGEN SULFATE//HEXAFLUOROTANTALATEV//TANTALITE COLUMBITE ORE ANALYSIS

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
347 3       CHEMISTRY, ANALYTICAL//PRECONCENTRATION//PVC MEMBRANE 36737
308 2             PRECONCENTRATION//FLAME ATOMIC ABSORPTION SPECTROMETRY//CHEMISTRY, ANALYTICAL 18780
31735 1                   FUSION WITH AMMONIUM HYDROGEN SULFATE//HEXAFLUOROTANTALATEV//TANTALITE COLUMBITE ORE ANALYSIS 162

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FUSION WITH AMMONIUM HYDROGEN SULFATE authKW 583647 2% 100% 3
2 HEXAFLUOROTANTALATEV authKW 437734 2% 75% 3
3 TANTALITE COLUMBITE ORE ANALYSIS authKW 389098 1% 100% 2
4 TANTALUM DETERMINATION authKW 259397 1% 67% 2
5 3 2 HYDROXYPHENYL 1 PHENYLTRIAZENE N OXIDE authKW 194549 1% 100% 1
6 3 HYDROXY 2 2 FURYL 4 OXO 4H 1 BENZOPYRAN authKW 194549 1% 100% 1
7 8 HYDROXYQUINOLEINE authKW 194549 1% 100% 1
8 8 QUINOTINOL authKW 194549 1% 100% 1
9 ARC SPARK EXCITATION SOURCES authKW 194549 1% 100% 1
10 BASE METAL DETERMINATION authKW 194549 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 4011 67% 0% 108
2 Chemistry, Multidisciplinary 138 21% 0% 34
3 Education, Scientific Disciplines 7 1% 0% 2
4 Robotics 5 1% 0% 1
5 Mining & Mineral Processing 4 1% 0% 1
6 Electrochemistry 3 2% 0% 3
7 Spectroscopy 3 2% 0% 3
8 Mineralogy 1 1% 0% 1
9 Chemistry, Inorganic & Nuclear 1 2% 0% 3
10 Multidisciplinary Sciences 1 1% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DISCOVRY 194549 1% 100% 1
2 ONCOL ST ELIZABET 194549 1% 100% 1
3 PENDIDIKAN 194549 1% 100% 1
4 NISHINA ACCLERATOR BASED SCI 97274 1% 50% 1
5 PUSAT PENGAJIAN SAINS KIMIA 18094 1% 5% 2
6 ANALYT CHEM ENVIRONM CONTROL 12968 1% 7% 1
7 VALORISAT MAT 4862 1% 3% 1
8 ASTANA 3601 1% 2% 1
9 NANOSTRUCT BIOSYST SUR ES S3 1129 1% 1% 1
10 COOPERAT 394 1% 0% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MIKROCHIMICA ACTA 11226 8% 0% 13
2 FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE 7157 7% 0% 11
3 JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR 3822 4% 0% 6
4 CHEMIA ANALITYCZNA 2713 4% 0% 6
5 ACTA CHIMICA ACADEMIAE SCIENTARIUM HUNGARICAE 2312 1% 1% 2
6 BUNSEKI KAGAKU 2110 5% 0% 8
7 JOURNAL OF ANALYTICAL CHEMISTRY 2053 4% 0% 7
8 TALANTA 1349 7% 0% 11
9 ANALYTICA CHIMICA ACTA 1329 8% 0% 13
10 ANALYST 1296 6% 0% 10

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 FUSION WITH AMMONIUM HYDROGEN SULFATE 583647 2% 100% 3 Search FUSION+WITH+AMMONIUM+HYDROGEN+SULFATE Search FUSION+WITH+AMMONIUM+HYDROGEN+SULFATE
2 HEXAFLUOROTANTALATEV 437734 2% 75% 3 Search HEXAFLUOROTANTALATEV Search HEXAFLUOROTANTALATEV
3 TANTALITE COLUMBITE ORE ANALYSIS 389098 1% 100% 2 Search TANTALITE+COLUMBITE+ORE+ANALYSIS Search TANTALITE+COLUMBITE+ORE+ANALYSIS
4 TANTALUM DETERMINATION 259397 1% 67% 2 Search TANTALUM+DETERMINATION Search TANTALUM+DETERMINATION
5 3 2 HYDROXYPHENYL 1 PHENYLTRIAZENE N OXIDE 194549 1% 100% 1 Search 3+2+HYDROXYPHENYL+1+PHENYLTRIAZENE+N+OXIDE Search 3+2+HYDROXYPHENYL+1+PHENYLTRIAZENE+N+OXIDE
6 3 HYDROXY 2 2 FURYL 4 OXO 4H 1 BENZOPYRAN 194549 1% 100% 1 Search 3+HYDROXY+2+2+FURYL+4+OXO+4H+1+BENZOPYRAN Search 3+HYDROXY+2+2+FURYL+4+OXO+4H+1+BENZOPYRAN
7 8 HYDROXYQUINOLEINE 194549 1% 100% 1 Search 8+HYDROXYQUINOLEINE Search 8+HYDROXYQUINOLEINE
8 8 QUINOTINOL 194549 1% 100% 1 Search 8+QUINOTINOL Search 8+QUINOTINOL
9 ARC SPARK EXCITATION SOURCES 194549 1% 100% 1 Search ARC+SPARK+EXCITATION+SOURCES Search ARC+SPARK+EXCITATION+SOURCES
10 BASE METAL DETERMINATION 194549 1% 100% 1 Search BASE+METAL+DETERMINATION Search BASE+METAL+DETERMINATION

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 14423 OSMIUMIV//OSMIUM DETERMINATION//NOBLE METALS ANALYSIS
2 32865 5 CHLORO 2 HYDROXYTHIOBENZHYDRAZIDE//AGES CHARACTERISTIC//ANALYSIS OF RARE EARTH METALS
3 24113 ZIRCONIUMIV//HAFNIUM//HAFNIUMIV
4 26333 POLYOXONIOBATE//LINDQVIST TYPE//LINDQVIST ION
5 38627 BINARY COMPLEXATION//CYTOCHEMISTRY OF BLOOD CELLS//FERRIC HISTIDINE COMPLEX
6 18650 COATED MULTILAYER X RAY DISPERSION ELEMENT//OXYGEN GAS FUSION//STAHL UND EISEN
7 14914 VANADIUM DETERMINATION//VANADIUM SPECIATION//VANADIUM
8 29507 3 HYDROXY 1 2 DIHYDRO QUINAZOLIN 4 ONES//NONANALYTE SPIKING//PROMPT GAMMA SPECTROMETRY
9 15776 MOLYBDENUM DETERMINATION//COMPLEX ADSORPTION WAVE//MOLYBDENUMVI
10 19829 ELECTROLYTIC DISSOLUTION//BONDED SILICA AS A SOLID PHASE SORBENT//ANODIC ELECTRODISSOLUTION

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