Class information for:
Level 1: ASPHALTENES//ASPHALTENE PRECIPITATION//ENERGY & FUELS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1667 2546 30.8 53%


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
1990 2             ASPHALTENES//NAPHTHENIC ACIDS//ENERGY & FUELS 5553
1667 1                   ASPHALTENES//ASPHALTENE PRECIPITATION//ENERGY & FUELS 2546

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 ASPHALTENES authKW 3322915 20% 54% 515
2 ASPHALTENE PRECIPITATION authKW 860106 4% 78% 92
3 ENERGY & FUELS journal 505736 28% 6% 707
4 PETROLEUM SCIENCE AND TECHNOLOGY journal 272375 10% 9% 260
5 ASPHALTENE DEPOSITION authKW 268602 1% 80% 28
6 GRP INVEST YACIMIENTOS HIDROCARBUROS address 182396 1% 89% 17
7 VISBREAKING authKW 175863 1% 67% 22
8 ENGINEERING, PETROLEUM WoSSC 162706 25% 2% 649
9 VACUUM RESIDUE authKW 126228 1% 28% 37
10 SCALING EQUATION authKW 115505 1% 57% 17

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 162706 25% 2% 649
2 Energy & Fuels 114931 67% 1% 1714
3 Engineering, Chemical 72117 69% 0% 1759
4 Chemistry, Physical 791 15% 0% 371
5 Thermodynamics 308 3% 0% 87
6 Chemistry, Applied 92 3% 0% 66
7 Geology 91 1% 0% 26
8 Spectroscopy 19 1% 0% 37
9 Chemistry, Multidisciplinary 9 5% 0% 120
10 Chemistry, Analytical 7 2% 0% 61

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 GRP INVEST YACIMIENTOS HIDROCARBUROS 182396 1% 89% 17
2 DBR TECHNOL 93024 1% 52% 15
3 CHEM PETR ENGN 69834 7% 3% 185
4 PDVSA 67023 1% 23% 24
5 PROC PETR SYST ENGN 59958 0% 100% 5
6 GRP INVEST FENOMENOS SUPERFICIE MICHAEL POLANYI 53959 0% 75% 6
7 FISICOQUIM HIDROCARBUROS 49964 0% 83% 5
8 BRANCH MOL ENGN 47967 0% 100% 4
9 MACROMOL OIDS PETR IND 47959 0% 50% 8
10 UGELSTAD 40336 1% 11% 32

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 ENERGY & FUELS 505736 28% 6% 707
2 PETROLEUM SCIENCE AND TECHNOLOGY 272375 10% 9% 260
3 FUEL SCIENCE & TECHNOLOGY INTERNATIONAL 71314 1% 16% 37
4 FUEL 64166 11% 2% 282
5 JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING 25168 3% 2% 85
6 SPE PRODUCTION & FACILITIES 13367 1% 6% 19
7 JOURNAL OF DISPERSION SCIENCE AND TECHNOLOGY 10721 2% 2% 58
8 REVUE DE L INSTITUT FRANCAIS DU PETROLE 10553 1% 4% 25
9 CHEMISTRY AND TECHNOLOGY OF FUELS AND OILS 9969 1% 3% 28
10 ERDOL & KOHLE ERDGAS PETROCHEMIE 8606 1% 3% 25

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 ASPHALTENES 3322915 20% 54% 515 Search ASPHALTENES Search ASPHALTENES
2 ASPHALTENE PRECIPITATION 860106 4% 78% 92 Search ASPHALTENE+PRECIPITATION Search ASPHALTENE+PRECIPITATION
3 ASPHALTENE DEPOSITION 268602 1% 80% 28 Search ASPHALTENE+DEPOSITION Search ASPHALTENE+DEPOSITION
4 VISBREAKING 175863 1% 67% 22 Search VISBREAKING Search VISBREAKING
5 VACUUM RESIDUE 126228 1% 28% 37 Search VACUUM+RESIDUE Search VACUUM+RESIDUE
6 SCALING EQUATION 115505 1% 57% 17 Search SCALING+EQUATION Search SCALING+EQUATION
7 ONSET PRESSURE 71950 0% 100% 6 Search ONSET+PRESSURE Search ONSET+PRESSURE
8 ASPHALTENE AGGREGATION 70531 0% 59% 10 Search ASPHALTENE+AGGREGATION Search ASPHALTENE+AGGREGATION
9 PRESSURE DEPLETION 69374 0% 64% 9 Search PRESSURE+DEPLETION Search PRESSURE+DEPLETION
10 ASPHALTENE ADSORPTION 65285 0% 78% 7 Search ASPHALTENE+ADSORPTION Search ASPHALTENE+ADSORPTION

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 HOSSEINI-DASTGERDI, Z , TABATABAEI-NEJAD, SAR , KHODAPANAH, E , SAHRAEI, E , (2015) A COMPREHENSIVE STUDY ON MECHANISM OF FORMATION AND TECHNIQUES TO DIAGNOSE ASPHALTENE STRUCTURE; MOLECULAR AND AGGREGATES: A REVIEW.ASIA-PACIFIC JOURNAL OF CHEMICAL ENGINEERING. VOL. 10. ISSUE 1. P. 1 -14 105 95% 9
2 ADAMS, JJ , (2014) ASPHALTENE ADSORPTION, A LITERATURE REVIEW.ENERGY & FUELS. VOL. 28. ISSUE 5. P. 2831 -2856 109 73% 50
3 CHEN, ZT , ZHANG, LH , ZHAO, SQ , SHI, Q , XU, CM , (2016) MOLECULAR STRUCTURE AND ASSOCIATION BEHAVIOR OF PETROLEUM ASPHALTENE.STRUCTURE AND MODELING OF COMPLEX PETROLEUM MIXTURES. VOL. 168. ISSUE . P. 1 -38 115 85% 0
4 GANEEVA, YM , YUSUPOVA, TN , ROMANOV, GV , (2011) ASPHALTENE NANO-AGGREGATES: STRUCTURE, PHASE TRANSITIONS AND EFFECT ON PETROLEUM SYSTEMS.RUSSIAN CHEMICAL REVIEWS. VOL. 80. ISSUE 10. P. 993 -1008 124 84% 6
5 FORTE, E , TAYLOR, SE , (2015) THERMODYNAMIC MODELLING OF ASPHALTENE PRECIPITATION AND RELATED PHENOMENA.ADVANCES IN COLLOID AND INTERFACE SCIENCE. VOL. 217. ISSUE . P. 1 -12 124 69% 3
6 MULLINS, OC , (2010) THE MODIFIED YEN MODEL.ENERGY & FUELS. VOL. 24. ISSUE . P. 2179 -2207 76 78% 223
7 MULLINS, OC , SABBAH, H , EYSSAUTIER, J , POMERANTZ, AE , BARRE, L , ANDREWS, AB , RUIZ-MORALES, Y , MOSTOWFI, F , MCFARLANE, R , GOUAL, L , ET AL (2012) ADVANCES IN ASPHALTENE SCIENCE AND THE YEN-MULLINS MODEL.ENERGY & FUELS. VOL. 26. ISSUE 7. P. 3986-4003 55 90% 154
8 GHOSH, AK , CHAUDHURI, P , KUMAR, B , PANJA, SS , (2016) REVIEW ON AGGREGATION OF ASPHALTENE VIS-A-VIS SPECTROSCOPIC STUDIES.FUEL. VOL. 185. ISSUE . P. 541 -554 78 91% 0
9 MULLINS, OC , POMERANTZ, AE , ZUO, JY , DONG, CL , (2014) DOWNHOLE FLUID ANALYSIS AND ASPHALTENE SCIENCE FOR PETROLEUM RESERVOIR EVALUATION.ANNUAL REVIEW OF CHEMICAL AND BIOMOLECULAR ENGINEERING, VOL 5. VOL. 5. ISSUE . P. 325 -345 71 85% 9
10 MULLINS, OC , (2011) THE ASPHALTENES.ANNUAL REVIEW OF ANALYTICAL CHEMISTRY, VOL 4. VOL. 4. ISSUE . P. 393-418 69 73% 103

Classes with closest relation at Level 1


Rank Class id link
1 8254 DEMULSIFIER//DEMULSIFICATION//CRUDE OIL EMULSIONS
2 28524 CHEM ENGN CHEM TECHNOL//COAL DERIVATIVES//FLOWING SOLVENT REACTOR
3 8473 HYDROCRACKING//HYDRODEMETALLIZATION//HYDRODEMETALLATION
4 15022 IN SITU COMBUSTION//AQUATHERMOLYSIS//CATALYTIC AQUATHERMOLYSIS
5 11846 SIMULATED DISTILLATION//PVT CORE ANAL//HYDROCARBON TYPE ANALYSIS
6 9766 NAPHTHENIC ACIDS//OIL SANDS PROCESS AFFECTED WATER//OIL SANDS
7 17201 OIL SANDS//BITUMEN RECOVERY//BITUMEN EXTRACTION
8 33092 DISORDERED GRAPHITES//WYZSZA SZKOLA TECH//ERDOL & KOHLE ERDGAS PETROCHEMIE
9 34758 VACUUM TOWER BOTTOMS//GALACTIC YEAR//MONTE CARLO IMITATION
10 8686 POUR POINT DEPRESSANT//WAXY CRUDE OIL//WAX DEPOSITION

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