Class information for:
Level 1: HYDROGEN RICH COMPOUNDS//SCI EXTREME CONDIT//STATE SUPERHARD MAT

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
181 3       MINERALOGY//AMERICAN MINERALOGIST//PHYSICS AND CHEMISTRY OF MINERALS 56616
1058 2             SCI EXTREME CONDIT//STATE SUPERHARD MAT//HIGH PRESSURE 10309
7981 1                   HYDROGEN RICH COMPOUNDS//SCI EXTREME CONDIT//STATE SUPERHARD MAT 1332

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HYDROGEN RICH COMPOUNDS authKW 285604 1% 93% 13
2 SCI EXTREME CONDIT address 212989 5% 13% 70
3 STATE SUPERHARD MAT address 140063 8% 5% 109
4 NEW YORK COMPUTAT SCI address 94622 1% 33% 12
5 PHYS SOLIDES DENSES address 79840 1% 38% 9
6 HYDROGEN RICH MATERIALS authKW 70979 0% 100% 3
7 CRYSTAL STRUCTURE STABILITY authKW 54076 0% 57% 4
8 ELIASHBERG FORMALISM authKW 53233 0% 75% 3
9 MAT KONDENTSATUAREN FIS SAILA address 51601 1% 18% 12
10 HIGH PRESSURE EFFECTS authKW 50770 2% 9% 25

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Condensed Matter 10970 47% 0% 632
2 Physics, Multidisciplinary 4678 28% 0% 371
3 Physics, Atomic, Molecular & Chemical 247 7% 0% 88
4 Chemistry, Physical 214 12% 0% 154
5 Crystallography 181 4% 0% 50
6 Physics, Applied 77 8% 0% 108
7 Chemistry, Multidisciplinary 44 7% 0% 93
8 Nanoscience & Nanotechnology 27 3% 0% 35
9 Physics, Mathematical 20 2% 0% 24
10 Chemistry, Inorganic & Nuclear 15 2% 0% 31

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SCI EXTREME CONDIT 212989 5% 13% 70
2 STATE SUPERHARD MAT 140063 8% 5% 109
3 NEW YORK COMPUTAT SCI 94622 1% 33% 12
4 PHYS SOLIDES DENSES 79840 1% 38% 9
5 MAT KONDENTSATUAREN FIS SAILA 51601 1% 18% 12
6 ZIENTZIA TEKNOL FAK 48122 1% 12% 17
7 FIS LIKATUA SAILA 1 42057 0% 44% 4
8 MATERIA KONDENTSATUAREN FIS SAILA 35486 0% 50% 3
9 MAT KONDENTSATUAREN FISIKA SAILA 34409 0% 36% 4
10 MOL MAT UMR 6283 31545 0% 67% 2

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HIGH PRESSURE RESEARCH 19729 3% 2% 35
2 PHYSICAL REVIEW B 12143 22% 0% 296
3 JOURNAL OF PHYSICS-CONDENSED MATTER 3834 5% 0% 72
4 SOLID STATE COMMUNICATIONS 3454 5% 0% 62
5 PHYSICAL REVIEW LETTERS 2906 8% 0% 111
6 JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 851 2% 0% 28
7 NATURE CHEMISTRY 754 0% 1% 6
8 PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS 702 2% 0% 25
9 JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS 625 1% 0% 17
10 MATEMATISK-FYSISKE MEDDELELSER KONGELIGE DANSKE VIDENSKABERNES SELSKAB 575 0% 2% 1

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HYDROGEN RICH COMPOUNDS 285604 1% 93% 13 Search HYDROGEN+RICH+COMPOUNDS Search HYDROGEN+RICH+COMPOUNDS
2 HYDROGEN RICH MATERIALS 70979 0% 100% 3 Search HYDROGEN+RICH+MATERIALS Search HYDROGEN+RICH+MATERIALS
3 CRYSTAL STRUCTURE STABILITY 54076 0% 57% 4 Search CRYSTAL+STRUCTURE+STABILITY Search CRYSTAL+STRUCTURE+STABILITY
4 ELIASHBERG FORMALISM 53233 0% 75% 3 Search ELIASHBERG+FORMALISM Search ELIASHBERG+FORMALISM
5 HIGH PRESSURE EFFECTS 50770 2% 9% 25 Search HIGH+PRESSURE+EFFECTS Search HIGH+PRESSURE+EFFECTS
6 CALI2 SUPERCONDUCTOR 47319 0% 100% 2 Search CALI2+SUPERCONDUCTOR Search CALI2+SUPERCONDUCTOR
7 HYDRIDE SUPERCONDUCTORS 47319 0% 100% 2 Search HYDRIDE+SUPERCONDUCTORS Search HYDRIDE+SUPERCONDUCTORS
8 LIGHT ELEMENT ALLOY 47319 0% 100% 2 Search LIGHT+ELEMENT+ALLOY Search LIGHT+ELEMENT+ALLOY
9 SE TE MIXTURE 47319 0% 100% 2 Search SE+TE+MIXTURE Search SE+TE+MIXTURE
10 T C MAP 47319 0% 100% 2 Search T+C+MAP Search T+C+MAP

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 8379 DONETSK AA GALKIN PHYS TECHNOL//HIGH PRESSURE APPARATUS//PRESSURE INDUCED MAGNETIC PHASE TRANSITION
2 14527 SHOCK WAVE DETONAT PHYS//FUSION VOLUME//MANAGEMENT EXPT TEACHING OURCE
3 26177 PRESSURE INDUCED METALLIZATION//SOLID IODINE//COPPERI CARBOXYLATE
4 37948 LIBC//C6B2//LATTICE ANOMALY
5 14084 SOLID OXYGEN//POLYMERIC NITROGEN//FIZIKA NIZKIKH TEMPERATUR
6 16248 CURVED ARRHENIUS PLOT//IMPURITY DIFFUSION IN BETA TITANIUM//GESCARS
7 10077 HIGH P SURE GRP//URALS//EFFECTIVE DYNAMIC CHARGE
8 12497 MPEMBA EFFECT//AMMONIA SOLID II//ICE X
9 21838 LENS//OIDES VER NANOMAT CVN//UNITA ORG SUPPORTO ROMA
10 17721 NORMAL UMKLAPP FRUSTRATION//TUNNEL DENSITY OF STATES//JOURNAL OF LOW TEMPERATURE PHYSICS

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