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

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
7053 1411 21.1 44%


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 THERMODYNAMICS//ENERGY & FUELS//ENGINEERING, CHEMICAL 531182
381 3       FUEL//HYDRODESULFURIZATION//ENERGY & FUELS 31814
3064 2             OIL SHALE//OIL SHALE ASH//VANADYL PORPHYRINS 2426
7053 1                   OIL SHALE//OIL SHALE ASH//SHALE OIL 1411

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OIL SHALE authKW 3995694 24% 54% 340
2 OIL SHALE ASH authKW 335704 2% 48% 32
3 SHALE OIL authKW 314931 3% 33% 44
4 RETORTING authKW 247289 1% 57% 20
5 ENGN OIL SHALE COMPREHENS UTILIZAT address 145455 1% 61% 11
6 OIL SHALE SEMICOKE authKW 132539 0% 88% 7
7 THERMAL ENERGY ENGN address 131780 3% 16% 38
8 OIL SHALE RENEWABLES address 125897 1% 73% 8
9 FUEL journal 112952 20% 2% 278
10 ENGINEERING, PETROLEUM WoSSC 108278 28% 1% 394

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Engineering, Petroleum 108278 28% 1% 394
2 Energy & Fuels 64117 68% 0% 953
3 Engineering, Chemical 15887 44% 0% 623
4 Thermodynamics 1469 9% 0% 124
5 Chemistry, Analytical 479 9% 0% 131
6 Chemistry, Applied 333 5% 0% 75
7 Spectroscopy 156 4% 0% 50
8 Construction & Building Technology 113 2% 0% 25
9 Engineering, Industrial 95 2% 0% 24
10 Mining & Mineral Processing 38 1% 0% 9

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OIL SHALE 163994 1% 63% 12
2 ENGN OIL SHALE COMPREHENS UTILIZAT 145455 1% 61% 11
3 THERMAL ENERGY ENGN 131780 3% 16% 38
4 OIL SHALE RENEWABLES 125897 1% 73% 8
5 OIL SHALE TECHNOL 75730 0% 50% 7
6 REACT SYST SOLIDE GAZ 69244 0% 80% 4
7 SHALE OIL PLANT 64918 0% 100% 3
8 SHALE OIL REFINERY 64918 0% 100% 3
9 PL TECHNOL CHEM ENGN LIAONING PROV 57702 0% 67% 4
10 SCI MARRAKECH 48687 0% 75% 3

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OIL SHALE 3901894 25% 51% 353
2 FUEL 112952 20% 2% 278
3 FUEL PROCESSING TECHNOLOGY 19759 5% 1% 68
4 ENERGY SOURCES 12180 2% 2% 26
5 ENERGY & FUELS 12146 6% 1% 82
6 JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS 9279 3% 1% 40
7 INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT 7885 1% 2% 19
8 SOLID FUEL CHEMISTRY 6217 1% 3% 10
9 ENERGY SOURCES PART A-RECOVERY UTILIZATION AND ENVIRONMENTAL EFFECTS 3975 2% 1% 22
10 JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY 3649 3% 0% 49

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 OIL SHALE 3995694 24% 54% 340 Search OIL+SHALE Search OIL+SHALE
2 OIL SHALE ASH 335704 2% 48% 32 Search OIL+SHALE+ASH Search OIL+SHALE+ASH
3 SHALE OIL 314931 3% 33% 44 Search SHALE+OIL Search SHALE+OIL
4 RETORTING 247289 1% 57% 20 Search RETORTING Search RETORTING
5 OIL SHALE SEMICOKE 132539 0% 88% 7 Search OIL+SHALE+SEMICOKE Search OIL+SHALE+SEMICOKE
6 KUKERSITE 92320 1% 53% 8 Search KUKERSITE Search KUKERSITE
7 OIL SHALE PYROLYSIS 86553 0% 67% 6 Search OIL+SHALE+PYROLYSIS Search OIL+SHALE+PYROLYSIS
8 KEROGEN 73260 3% 9% 37 Search KEROGEN Search KEROGEN
9 COMPREHENSIVE UTILIZATION TECHNOLOGY 64918 0% 100% 3 Search COMPREHENSIVE+UTILIZATION+TECHNOLOGY Search COMPREHENSIVE+UTILIZATION+TECHNOLOGY
10 RETORTING FACTORS 64918 0% 100% 3 Search RETORTING+FACTORS Search RETORTING+FACTORS

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.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 HAN, XX , KULAOTS, I , JIANG, XM , SUUBERG, EM , (2014) REVIEW OF OIL SHALE SEMICOKE AND ITS COMBUSTION UTILIZATION.FUEL. VOL. 126. ISSUE . P. 143-161 50 79% 25
2 WANG, W , MA, Y , LI, SY , YUE, CT , WU, JX , TENG, JS , (2016) PYROLYSIS CHARACTERISTICS OF LONGKOU OIL SHALE UNDER OPTIMIZED CONDITION.JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY. VOL. 125. ISSUE 2. P. 983 -990 32 97% 0
3 GUO, HF , PEI, YS , WANG, KK , CHENG, QX , DING, Y , JIN, Z , YANG, YD , WU, QC , LIU, YY , (2015) IDENTIFYING THE REACTION MECHANISM OF OIL-SHALE SELF-HEATING RETORTING BY THERMAL ANALYSIS TECHNIQUES.FUEL. VOL. 160. ISSUE . P. 255 -264 34 83% 0
4 WANG, S , LIU, JX , JIANG, XM , HAN, XX , TONG, JH , (2013) EFFECT OF HEATING RATE ON PRODUCTS YIELD AND CHARACTERISTICS OF NON-CONDENSABLE GASES AND SHALE OIL OBTAINED BY RETORTING DACHENGZI OIL SHALE.OIL SHALE. VOL. 30. ISSUE 1. P. 27-47 30 94% 7
5 WANG, S , JIANG, XM , HAN, XX , TONG, JH , (2012) INVESTIGATION OF CHINESE OIL SHALE RESOURCES COMPREHENSIVE UTILIZATION PERFORMANCE.ENERGY. VOL. 42. ISSUE 1. P. 224-232 28 93% 26
6 WANG, S , JIANG, XM , HAN, XX , TONG, JH , (2014) EFFECT OF RETORTING TEMPERATURE ON PRODUCT YIELD AND CHARACTERISTICS OF NON-CONDENSABLE GASES AND SHALE OIL OBTAINED BY RETORTING HUADIAN OIL SHALES.FUEL PROCESSING TECHNOLOGY. VOL. 121. ISSUE . P. 9-15 32 78% 12
7 LIN, LX , LAI, DG , GUO, E , ZHANG, C , XU, GW , (2016) OIL SHALE PYROLYSIS IN INDIRECTLY HEATED FIXED BED WITH METALLIC PLATES OF HEATING ENHANCEMENT.FUEL. VOL. 163. ISSUE . P. 48 -55 26 87% 2
8 AL-HARAHSHEH, M , AL-AYED, O , ROBINSON, J , KINGMAN, S , AL-HARAHSHEH, A , TARAWNEH, K , SAEID, A , BARRANCO, R , (2011) EFFECT OF DEMINERALIZATION AND HEATING RATE ON THE PYROLYSIS KINETICS OF JORDANIAN OIL SHALES.FUEL PROCESSING TECHNOLOGY. VOL. 92. ISSUE 9. P. 1805-1811 35 76% 25
9 CHEN, MY , CHENG, YP , LI, W , (2015) EXPLOITATION AND UTILIZATION OF OIL SHALE IN THE COAL MEASURE STRATA OF THE HAISHIWAN MINE, YAOJIE COALFIELD, CHINA.OIL SHALE. VOL. 32. ISSUE 4. P. 335 -355 33 80% 0
10 VYAS, A , XUE, JJ , GOLDFARB, JL , (2016) IMPROVING THE ENVIRONMENTAL AND ECONOMIC VIABILITY OF US OIL SHALE VIA WASTE-TO-BYPRODUCT CONVERSION OF SEMICOKE TO SORBENTS.ENERGY & FUELS. VOL. 30. ISSUE 1. P. 188 -195 33 67% 2

Classes with closest relation at Level 1


Rank Class id link
1 33931 CHEMICAL TYPE OF OIL//ELEMENT ENRICHMENT FACTORS//MERCURY IN SOILS
2 29624 OIL SHALE//NE ESTONIAN//NE ESTONIA
3 2173 ORGANIC GEOCHEMISTRY//VITRINITE REFLECTANCE//THERMAL MATURITY
4 27553 LIGHT OILS//SUGAR CANE BAGASSE LIGNIN//ASE ACCELERATED SOLVENT EXTRACTION
5 25212 CA S O SYSTEM//WATER VAPOR INTERFERENCE//SULPHUR OXIDE CAPTURE
6 15022 IN SITU COMBUSTION//AQUATHERMOLYSIS//CATALYTIC AQUATHERMOLYSIS
7 17201 OIL SANDS//BITUMEN RECOVERY//BITUMEN EXTRACTION
8 2948 FUEL//COAL PROC EFFICIENT UTILIZAT//ENERGY & FUELS
9 13611 ASPHALTITE//ULTRA CLEAN COAL//ORGANIC SULPHUR
10 31040 COMBUSTION CHAMBER DEPOSITS//ELECTROSTATIC FILTER//ANILINOSILANES

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