Class information for:
Level 1: HYPERTHERMAL SURFACE IONIZATION//SURFACE IONIZATION//SUPERSONIC GC MS

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
596 3       RESISTIVE SWITCHING//MEMRISTOR//RRAM 14780
2016 2             FIELD EMISSION//ATOM PROBE TOMOGRAPHY//ATOM PROBE 5881
22550 1                   HYPERTHERMAL SURFACE IONIZATION//SURFACE IONIZATION//SUPERSONIC GC MS 399

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HYPERTHERMAL SURFACE IONIZATION authKW 315955 1% 100% 4
2 SURFACE IONIZATION authKW 271732 4% 20% 17
3 SUPERSONIC GC MS authKW 236966 1% 100% 3
4 SURFACE IONIZATION DETECTION authKW 210634 1% 67% 4
5 ISOMER ABUNDANCE ANALYSIS authKW 157977 1% 100% 2
6 SURFACE IONIZATION DETECTOR authKW 140420 1% 44% 4
7 GRAPHITE MONOLAYER authKW 105317 1% 67% 2
8 ARIFOU ELECT address 78989 0% 100% 1
9 ATMOSPHERIC PRESSURE THERMODESORPTION SURFACE IONIZATION authKW 78989 0% 100% 1
10 CLUSTER CHEMICAL IONIZATION authKW 78989 0% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 672 28% 0% 112
2 Physics, Condensed Matter 577 21% 0% 85
3 Chemistry, Analytical 448 16% 0% 62
4 Spectroscopy 434 10% 0% 38
5 Chemistry, Physical 363 22% 0% 89
6 Physics, Atomic, Molecular & Chemical 242 11% 0% 43
7 Biochemical Research Methods 125 7% 0% 27
8 Medicine, Legal 68 2% 0% 6
9 Physics, Multidisciplinary 65 8% 0% 30
10 Instruments & Instrumentation 54 5% 0% 18

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ARIFOU ELECT 78989 0% 100% 1
2 UA ARIFOV ELECT ENGN 78989 0% 100% 1
3 ARIFOV ELECT 49359 1% 13% 5
4 AF IOFFE PHYSICOTECH 43446 14% 1% 55
5 A F IOFFE PHYS TECH 39493 0% 50% 1
6 SACKLER EXACT SCI 13938 3% 1% 13
7 EADS INNOVAT WORKS GERMANY 11282 0% 14% 1
8 IW SI 11282 0% 14% 1
9 LEGAL MED BIOETH 9789 1% 3% 4
10 AF IOFFE PHYS TECH 8104 5% 1% 18

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ZHURNAL TEKHNICHESKOI FIZIKI 8757 7% 0% 26
2 TECHNICAL PHYSICS LETTERS 8617 7% 0% 27
3 FULLERENE SCIENCE AND TECHNOLOGY 5254 2% 1% 6
4 PISMA V ZHURNAL TEKHNICHESKOI FIZIKI 5069 5% 0% 18
5 PHYSICS OF LOW-DIMENSIONAL STRUCTURES 3369 2% 1% 6
6 TECHNICAL PHYSICS 3042 4% 0% 15
7 EUROPEAN MASS SPECTROMETRY 2793 1% 1% 3
8 PHYSICS OF THE SOLID STATE 2384 4% 0% 16
9 INTERNATIONAL JOURNAL OF MASS SPECTROMETRY 2230 4% 0% 14
10 SURFACE SCIENCE 1945 7% 0% 26

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HYPERTHERMAL SURFACE IONIZATION 315955 1% 100% 4 Search HYPERTHERMAL+SURFACE+IONIZATION Search HYPERTHERMAL+SURFACE+IONIZATION
2 SURFACE IONIZATION 271732 4% 20% 17 Search SURFACE+IONIZATION Search SURFACE+IONIZATION
3 SUPERSONIC GC MS 236966 1% 100% 3 Search SUPERSONIC+GC+MS Search SUPERSONIC+GC+MS
4 SURFACE IONIZATION DETECTION 210634 1% 67% 4 Search SURFACE+IONIZATION+DETECTION Search SURFACE+IONIZATION+DETECTION
5 ISOMER ABUNDANCE ANALYSIS 157977 1% 100% 2 Search ISOMER+ABUNDANCE+ANALYSIS Search ISOMER+ABUNDANCE+ANALYSIS
6 SURFACE IONIZATION DETECTOR 140420 1% 44% 4 Search SURFACE+IONIZATION+DETECTOR Search SURFACE+IONIZATION+DETECTOR
7 GRAPHITE MONOLAYER 105317 1% 67% 2 Search GRAPHITE+MONOLAYER Search GRAPHITE+MONOLAYER
8 ATMOSPHERIC PRESSURE THERMODESORPTION SURFACE IONIZATION 78989 0% 100% 1 Search ATMOSPHERIC+PRESSURE+THERMODESORPTION+SURFACE+IONIZATION Search ATMOSPHERIC+PRESSURE+THERMODESORPTION+SURFACE+IONIZATION
9 CLUSTER CHEMICAL IONIZATION 78989 0% 100% 1 Search CLUSTER+CHEMICAL+IONIZATION Search CLUSTER+CHEMICAL+IONIZATION
10 COLD EL 78989 0% 100% 1 Search COLD+EL Search COLD+EL

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 29836 FIELD EMISSION AND FIELD IONIZATION//MOSKOVSKOE SH 34//QUIMCEQUINOR QUIM INORGAN
2 14134 RU0001//SUR E NANOSCI GRP//GRAPHENE METAL INTERFACES
3 27915 THERMIONIC CONTRAST//THERMAL ELECTRON EMISSION//THERMAL POSITIVE ION EMISSION
4 35965 CALCULATED CURVE//SATELLITE STRUCTURE OF C1S SPECTRA//CARBON METAL CONTAINING NANOSTRUCTURES
5 37000 HYPOFLUOROUS ACID//HOF CENTER DOT CH3CN//HOFCH3CN
6 31355 CHLORINATED FATTY ACIDS//HALOGEN SPECIFIC DETECTION//ALKALI FLAME IONIZATION DETECTOR
7 21701 SURFACE SEGREGATION//INTER E SCI SUR E ENGN//SEGREGATION PARAMETERS
8 18456 ANGLE RESOLVED DIET INCLUDING ELECTRON STIMULATED DESORPTION ION ANGULAR DISTRIBUTION ESDIAD//ELECTRON STIMULATED DESORPTION ESD//E H PAIR EXCITATION
9 27598 REACT DYNAM GRP//ULTRA DENSE DEUTERIUM//RYDBERG MATTER
10 12876 FULLERENES//HEFEI ADV//C 60

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