Class information for:
Level 1: KEKULE STRUCTURE//BENZENOID HYDROCARBONS//CYCLIC CONJUGATION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
3992 1867 29.8 38%


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
5 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1745167
490 3       FERROCENE//AROMATICITY//CYCLOPHANES 23017
584 2             AROMATICITY//CYCLOPHANES//HELICENES 14208
3992 1                   KEKULE STRUCTURE//BENZENOID HYDROCARBONS//CYCLIC CONJUGATION 1867

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 KEKULE STRUCTURE authKW 712682 4% 65% 67
2 BENZENOID HYDROCARBONS authKW 681158 3% 73% 57
3 CYCLIC CONJUGATION authKW 361916 2% 76% 29
4 ENERGY EFFECT OF CYCLIC CONJUGATION authKW 261657 1% 100% 16
5 CLAR STRUCTURE authKW 242265 1% 74% 20
6 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES journal 229771 11% 7% 199
7 FORCING NUMBER authKW 212596 1% 100% 13
8 RESONANCE GRAPH authKW 200328 1% 88% 14
9 PLANE BIPARTITE GRAPH authKW 197409 1% 93% 13
10 Z TRANSFORMATION GRAPH authKW 179889 1% 100% 11

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 Mathematics, Interdisciplinary Applications 12638 19% 0% 353
2 Computer Science, Interdisciplinary Applications 9057 19% 0% 357
3 Chemistry, Multidisciplinary 7794 42% 0% 787
4 Chemistry, Physical 3442 30% 0% 562
5 Physics, Atomic, Molecular & Chemical 1611 13% 0% 236
6 Mathematics, Applied 151 5% 0% 92
7 Chemistry, Organic 125 5% 0% 101
8 Mathematics 73 4% 0% 81
9 Physics, Multidisciplinary 15 3% 0% 59
10 Computer Science, Information Systems 10 1% 0% 23

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 US DOE AMES 34687 1% 14% 15
2 METHODES QUANTITAT GEST 29069 0% 44% 4
3 BIOL CHEMCHEMBIOLGEOG 16354 0% 100% 1
4 DATA DEV SECT 16354 0% 100% 1
5 ENGN COMP INFORMAT 16354 0% 100% 1
6 FSPM STRUKT BILDUNGSPROZESSE 16354 0% 100% 1
7 KASR EL AINI ST 16354 0% 100% 1
8 MARINE SCI THEORET CHEM PHYS GRP 16354 0% 100% 1
9 MARTY LEWINTERMATH 16354 0% 100% 1
10 MED BRANCH SEALY BIOMOL STRUCT 16354 0% 100% 1

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 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES 229771 11% 7% 199
2 JOURNAL OF MATHEMATICAL CHEMISTRY 156965 8% 6% 158
3 MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY 142715 6% 8% 114
4 CROATICA CHEMICA ACTA 78746 6% 4% 112
5 THEORETICA CHIMICA ACTA 54509 4% 5% 68
6 POLYCYCLIC AROMATIC COMPOUNDS 44258 3% 5% 51
7 TOPICS IN CURRENT CHEMISTRY-SERIES 33425 1% 14% 15
8 JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM 22362 7% 1% 125
9 INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY 9315 4% 1% 80
10 ZEITSCHRIFT FUR NATURFORSCHUNG SECTION A-A JOURNAL OF PHYSICAL SCIENCES 8397 3% 1% 56

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 KEKULE STRUCTURE 712682 4% 65% 67 Search KEKULE+STRUCTURE Search KEKULE+STRUCTURE
2 BENZENOID HYDROCARBONS 681158 3% 73% 57 Search BENZENOID+HYDROCARBONS Search BENZENOID+HYDROCARBONS
3 CYCLIC CONJUGATION 361916 2% 76% 29 Search CYCLIC+CONJUGATION Search CYCLIC+CONJUGATION
4 ENERGY EFFECT OF CYCLIC CONJUGATION 261657 1% 100% 16 Search ENERGY+EFFECT+OF+CYCLIC+CONJUGATION Search ENERGY+EFFECT+OF+CYCLIC+CONJUGATION
5 CLAR STRUCTURE 242265 1% 74% 20 Search CLAR+STRUCTURE Search CLAR+STRUCTURE
6 FORCING NUMBER 212596 1% 100% 13 Search FORCING+NUMBER Search FORCING+NUMBER
7 RESONANCE GRAPH 200328 1% 88% 14 Search RESONANCE+GRAPH Search RESONANCE+GRAPH
8 PLANE BIPARTITE GRAPH 197409 1% 93% 13 Search PLANE+BIPARTITE+GRAPH Search PLANE+BIPARTITE+GRAPH
9 Z TRANSFORMATION GRAPH 179889 1% 100% 11 Search Z+TRANSFORMATION+GRAPH Search Z+TRANSFORMATION+GRAPH
10 PERFECT MATCHING 152585 3% 16% 57 Search PERFECT+MATCHING Search PERFECT+MATCHING

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 RANDIC, M , (2003) AROMATICITY OF POLYCYCLIC CONJUGATED HYDROCARBONS.CHEMICAL REVIEWS. VOL. 103. ISSUE 9. P. 3449 -3605 215 57% 431
2 CHEN, ZB , GUO, XF , JIN, XA , LI, XL , ZHANG, HP , (2016) FUJI ZHANG'S WORK IN MATHEMATICAL CHEMISTRY.MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY. VOL. 76. ISSUE 3. P. 535 -566 101 51% 0
3 CYVIN, BN , BRUNVOLL, J , CYVIN, SJ , (1992) ENUMERATION OF BENZENOID SYSTEMS AND OTHER POLYHEXES.TOPICS IN CURRENT CHEMISTRY-SERIES. VOL. 162. ISSUE . P. 65 -180 68 99% 14
4 DENG, K , ZHANG, HP , (2017) ANTI-FORCING SPECTRUM OF ANY CATA-CONDENSED HEXAGONAL SYSTEM IS CONTINUOUS.FRONTIERS OF MATHEMATICS IN CHINA. VOL. 12. ISSUE 2. P. 325 -337 29 100% 0
5 FURTULA, B , (2015) ASSESSING PI-ELECTRON CONTENTS OF RINGS IN POLYCYCLIC AROMATIC COMPOUNDS.CURRENT ORGANIC CHEMISTRY. VOL. 19. ISSUE 4. P. 331 -347 41 73% 0
6 CHE, ZY , CHEN, ZB , (2011) FORCING ON PERFECT MATCHINGS - A SURVEY.MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY. VOL. 66. ISSUE 1. P. 93 -136 33 87% 11
7 ZHANG, HP , (2006) Z-TRANSFORMATION GRAPHS OF PERFECT MATCHINGS OF PLANE BIPARTITE GRAPHS: A SURVEY.MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY. VOL. 56. ISSUE 3. P. 457 -476 37 86% 12
8 JEREMIC, S , RADENKOVIC, S , GUTMAN, I , (2010) CYCLIC CONJUGATION IN BENZO-ANNELATED TRIPHENYLENES.JOURNAL OF THE SERBIAN CHEMICAL SOCIETY. VOL. 75. ISSUE 7. P. 943-950 29 100% 1
9 LEI, HC , YEH, YN , ZHANG, HP , (2016) ANTI-FORCING NUMBERS OF PERFECT MATCHINGS OF GRAPHS.DISCRETE APPLIED MATHEMATICS. VOL. 202. ISSUE . P. 95 -105 25 100% 0
10 DIAS, JR , (2010) THE POLYHEX/POLYPENT TOPOLOGICAL PARADIGM: REGULARITIES IN THE ISOMER NUMBERS AND TOPOLOGICAL PROPERTIES OF SELECT SUBCLASSES OF BENZENOID HYDROCARBONS AND RELATED SYSTEMS.CHEMICAL SOCIETY REVIEWS. VOL. 39. ISSUE 6. P. 1913 -1924 41 67% 6

Classes with closest relation at Level 1


Rank Class id link
1 28100 NPHENYLENES//NON ALTERNANT HYDROCARBON POLARITY//NORGRAPHS
2 15297 STEREOISOGRAM//FULL NON RIGID GROUP//RS STEREOISOMERIC GROUP
3 5653 FULLERENE GRAPH//FULLERENE SCIENCE AND TECHNOLOGY//FULLERENES
4 8117 KIRCHHOFF INDEX//ESTRADA INDEX//ENERGY OF GRAPH
5 35622 REPEAT SPACE THEORY RST//ASYMPTOTIC LINEARITY THEOREM ALT//ADDITIVITY PROBLEMS
6 3429 AROMATICITY//NICS//RING CURRENTS
7 1029 WIENER INDEX//MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY//SZEGED INDEX
8 27660 NULLITY//SINGULAR GRAPHS//NSSD
9 35903 POLYPHENAZASILINE//EFFECT OF THE SUBSTITUENT//FUNCTIONAL ADDITIVE
10 9684 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES//REACTION PREDICTION//REACTION CLASSIFICATION

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