Class information for:
Level 1: VANADYL PYROPHOSPHATE//VPO CATALYSTS//N BUTANE OXIDATION

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
1 4 PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY 2188495
10 3       JOURNAL OF CATALYSIS//CHEMISTRY, PHYSICAL//APPLIED CATALYSIS A-GENERAL 144576
1057 2             OXIDATIVE DEHYDROGENATION//OXIDATIVE COUPLING OF METHANE//AMMOXIDATION 10314
9716 1                   VANADYL PYROPHOSPHATE//VPO CATALYSTS//N BUTANE OXIDATION 1160

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 VANADYL PYROPHOSPHATE authKW 1269330 5% 81% 58
2 VPO CATALYSTS authKW 1264343 5% 85% 55
3 N BUTANE OXIDATION authKW 1257773 4% 93% 50
4 BUTANE OXIDATION authKW 1026131 4% 79% 48
5 VANADIUM PHOSPHORUS OXIDE authKW 907141 3% 90% 37
6 VANADYL PHOSPHATE authKW 729256 3% 73% 37
7 MALEIC ANHYDRIDE authKW 677758 13% 16% 153
8 VANADIUM PHOSPHATE authKW 624819 4% 50% 46
9 VPO authKW 555479 3% 66% 31
10 VANADIUM PHOSPHATE CATALYSTS authKW 366049 1% 84% 16

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Physical 8795 57% 0% 664
2 Engineering, Chemical 5020 28% 0% 326
3 Chemistry, Applied 2510 14% 0% 167
4 Chemistry, Multidisciplinary 608 17% 0% 200
5 Chemistry, Inorganic & Nuclear 513 8% 0% 97
6 Environmental Sciences 101 6% 0% 75
7 Materials Science, Multidisciplinary 64 9% 0% 104
8 Engineering, Petroleum 52 1% 0% 9
9 Crystallography 15 2% 0% 19
10 Physics, Condensed Matter 7 4% 0% 43

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PUTRA CATALYSIS SCI TECHNOL 139720 1% 86% 6
2 JOINT SOLID STATE CHEM 126436 4% 11% 41
3 UKRAINIAN POLISH CATALYSIS 122253 1% 75% 6
4 EXCELLENCE CATALYSIS SCI TECHNOL 71112 1% 22% 12
5 CRYSTALLOCHEM CHEM SILICATES 54336 0% 100% 2
6 EDUC MINIST CONTROLLING CHEM REACT 54336 0% 100% 2
7 ADV INORGAN METHODOL 48900 0% 60% 3
8 ANGEW CHEM 33269 1% 18% 7
9 SORPT PROBLEMS ENDOECOL 28603 1% 8% 14
10 ANGEW CHEMIN BERLIN 27168 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CATALYSIS TODAY 26666 9% 1% 101
2 STUDIES IN SURFACE SCIENCE AND CATALYSIS 13549 5% 1% 56
3 APPLIED CATALYSIS A-GENERAL 12643 6% 1% 74
4 APPLIED CATALYSIS 11551 3% 1% 30
5 JOURNAL OF CATALYSIS 9578 6% 1% 67
6 CATALYSIS LETTERS 8891 4% 1% 50
7 REACTION KINETICS AND CATALYSIS LETTERS 2873 2% 0% 23
8 TOPICS IN CATALYSIS 2062 1% 1% 15
9 CHEMIE INGENIEUR TECHNIK 1972 2% 0% 22
10 JOURNAL OF SOLID STATE CHEMISTRY 1960 3% 0% 33

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 VANADYL PYROPHOSPHATE 1269330 5% 81% 58 Search VANADYL+PYROPHOSPHATE Search VANADYL+PYROPHOSPHATE
2 VPO CATALYSTS 1264343 5% 85% 55 Search VPO+CATALYSTS Search VPO+CATALYSTS
3 N BUTANE OXIDATION 1257773 4% 93% 50 Search N+BUTANE+OXIDATION Search N+BUTANE+OXIDATION
4 BUTANE OXIDATION 1026131 4% 79% 48 Search BUTANE+OXIDATION Search BUTANE+OXIDATION
5 VANADIUM PHOSPHORUS OXIDE 907141 3% 90% 37 Search VANADIUM+PHOSPHORUS+OXIDE Search VANADIUM+PHOSPHORUS+OXIDE
6 VANADYL PHOSPHATE 729256 3% 73% 37 Search VANADYL+PHOSPHATE Search VANADYL+PHOSPHATE
7 MALEIC ANHYDRIDE 677758 13% 16% 153 Search MALEIC+ANHYDRIDE Search MALEIC+ANHYDRIDE
8 VANADIUM PHOSPHATE 624819 4% 50% 46 Search VANADIUM+PHOSPHATE Search VANADIUM+PHOSPHATE
9 VPO 555479 3% 66% 31 Search VPO Search VPO
10 VANADIUM PHOSPHATE CATALYSTS 366049 1% 84% 16 Search VANADIUM+PHOSPHATE+CATALYSTS Search VANADIUM+PHOSPHATE+CATALYSTS

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 30774 TEMPORAL ANALYSIS OF PRODUCTS//TAP REACTOR//TEMPORAL ANALYSIS OF PRODUCTS TAP
2 1133 OXIDATIVE DEHYDROGENATION//VANADIA//OXIDATIVE DEHYDROGENATION OF PROPANE
3 9744 JOURNAL OF SOLID STATE CHEMISTRY//ETA MO4O11//VANADIUM PHOSPHATE
4 4724 PROPANE AMMOXIDATION//AMMOXIDATION//M1 PHASE
5 23854 METHYL ISOBUTYL KETONE//ACETONE OLIGOMERIZATION//ALDOL CONDENSATION
6 8791 ZIRCONIUM PHOSPHATE//ALPHA ZIRCONIUM PHOSPHATE//TITANIUM PHOSPHATE
7 34686 INFORMAT ENVIRONM SCI//ADDITION OF UREA//SPHERICAL ALUMINUM PHOSPHATE
8 19455 SINGLE LAYER DISPERSIONS//SINGLE MOLECULAR LAYER//FEOCL
9 32308 INTEGRAL SPECTRAL METHODS//GAS PARTICLE HEAT TRANSFER//2 PHASE REACTORS
10 17605 METHANE PARTIAL OXIDATION//OXIDATION OF METHANE PARTIAL//SELECTIVE OXIDATION OF METHANE

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