Class information for:
Level 1: OIL SHALE//SHALE OIL//RETORTING

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
118 3       FUEL//ENERGY & FUELS//PYROLYSIS 71180
3454 2             OIL SHALE//SHALE OIL//RETORTING 1629
6842 1                   OIL SHALE//SHALE OIL//RETORTING 1463

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OIL SHALE authKW 4231763 25% 54% 362
2 SHALE OIL authKW 363800 3% 34% 50
3 RETORTING authKW 249969 1% 55% 21
4 OIL SHALE ASH authKW 227552 2% 39% 27
5 ENGN OIL SHALE COMPREHENS UTILIZAT address 165463 1% 59% 13
6 OIL SHALE SEMICOKE authKW 137859 1% 80% 8
7 OIL SHALE PYROLYSIS authKW 134211 1% 69% 9
8 OIL SHALE RENEWABLES address 125325 1% 73% 8
9 ENGINEERING, PETROLEUM WoSSC 116101 28% 1% 416
10 FUEL journal 114335 20% 2% 288

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Petroleum 116101 28% 1% 416
2 Energy & Fuels 65161 68% 0% 996
3 Engineering, Chemical 15968 44% 0% 639
4 Thermodynamics 1415 8% 0% 124
5 Chemistry, Analytical 540 10% 0% 141
6 Chemistry, Applied 326 5% 0% 76
7 Spectroscopy 174 4% 0% 53
8 Construction & Building Technology 123 2% 0% 27
9 Engineering, Industrial 65 1% 0% 21
10 Chemistry, Physical 47 7% 0% 106

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENGN OIL SHALE COMPREHENS UTILIZAT 165463 1% 59% 13
2 OIL SHALE 163249 1% 63% 12
3 OIL SHALE RENEWABLES 125325 1% 73% 8
4 THERMAL ENERGY ENGN 108565 2% 14% 36
5 OIL SHALE TECHNOL 75386 0% 50% 7
6 REACT SYST SOLIDE GAZ 68929 0% 80% 4
7 SHALE OIL PLANT 64623 0% 100% 3
8 SHALE OIL REFINERY 64623 0% 100% 3
9 PL TECHNOL CHEM ENGN LIAONING PROV 57440 0% 67% 4
10 SCI MARRAKECH 48466 0% 75% 3

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OIL SHALE 4053745 25% 52% 364
2 FUEL 114335 20% 2% 288
3 FUEL PROCESSING TECHNOLOGY 18741 5% 1% 68
4 ENERGY & FUELS 13651 6% 1% 90
5 ENERGY SOURCES 13055 2% 2% 27
6 JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS 9178 3% 1% 41
7 SOLID FUEL CHEMISTRY 5576 1% 3% 10
8 INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT 5561 1% 2% 16
9 JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY 4908 4% 0% 58
10 IN SITU 3562 0% 3% 6

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 OIL SHALE 4231763 25% 54% 362 Search OIL+SHALE Search OIL+SHALE
2 SHALE OIL 363800 3% 34% 50 Search SHALE+OIL Search SHALE+OIL
3 RETORTING 249969 1% 55% 21 Search RETORTING Search RETORTING
4 OIL SHALE ASH 227552 2% 39% 27 Search OIL+SHALE+ASH Search OIL+SHALE+ASH
5 OIL SHALE SEMICOKE 137859 1% 80% 8 Search OIL+SHALE+SEMICOKE Search OIL+SHALE+SEMICOKE
6 OIL SHALE PYROLYSIS 134211 1% 69% 9 Search OIL+SHALE+PYROLYSIS Search OIL+SHALE+PYROLYSIS
7 KEROGEN 103285 3% 11% 45 Search KEROGEN Search KEROGEN
8 KUKERSITE 91900 1% 53% 8 Search KUKERSITE Search KUKERSITE
9 SEMI COKE 91426 1% 28% 15 Search SEMI+COKE Search SEMI+COKE
10 OIL SHALE RETORTING 89752 0% 83% 5 Search OIL+SHALE+RETORTING Search OIL+SHALE+RETORTING

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 31481 OIL SHALE//NE ESTONIAN//NE ESTONIA
2 13304 IN SITU COMBUSTION//AQUATHERMOLYSIS//CATALYTIC AQUATHERMOLYSIS
3 24501 BARKINITE//ALIPHATIC CHAIN LENGTH//CICASI
4 38491 FUSHUN BASIN//ARTIFICIAL INTELLIGENCE SIMULATION//CARBONATE CLAY REACTIONS
5 32259 FISH COPROLITES//ABT MESSELFOR//MESSEL
6 26372 MICROPROBE MEASUREMENTS//OPOLE SILESIA//ACCELERATED HYDRATION
7 12855 ASPHALTITE//ULTRA CLEAN COAL//ORGANIC SULPHUR
8 17051 OIL SANDS//BITUMEN RECOVERY//BITUMEN EXTRACTION
9 148 ORGANIC GEOCHEMISTRY//SOURCE ROCK//THERMAL MATURITY
10 38244 HOUSTON P SURE SAMPLING//ATLAS WIRELINE SERV//BASALTIC RESERVOIR

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