Class information for:
Level 2: VACUUM//JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A//SPINNING ROTOR GAUGE

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
15 4 METALLURGY & METALLURGICAL ENGINEERING//MATERIALS SCIENCE, MULTIDISCIPLINARY//MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 827627
460 3       FUSION ENGINEERING AND DESIGN//JOURNAL OF NUCLEAR MATERIALS//NUCLEAR SCIENCE & TECHNOLOGY 26056
3103 2             VACUUM//JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A//SPINNING ROTOR GAUGE 2485
6695 1                   VACUUM//JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A//SPINNING ROTOR GAUGE 1481
24576 1                   TURBOMOLECULAR PUMP//DRY SCROLL VACUUM PUMP//CIVIL AIR TRANSPORTAT MANAGEMENT 330
27474 1                   EFFUSION MOLECULAR BEAM//EPITAXIE AVANCEE//HIGH VACUUM CHEMICAL VAPOR DEPOSITION 248
28521 1                   HYDRIDE GASES//MINIATURE RELAYS//PASSIVATION THIN FILMS 223
29477 1                   AD HOC DECLASSIFICATION//CHIEF OF STATE//COMMERCIALIZATION OF PUBLIC DATA 203

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 VACUUM journal 575930 27% 7% 664
2 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A journal 413733 27% 5% 681
3 SPINNING ROTOR GAUGE authKW 140465 0% 92% 12
4 TURBOMOLECULAR PUMP authKW 130778 1% 54% 19
5 VAKUUM-TECHNIK journal 111004 1% 26% 34
6 VACUUM METROLOGY authKW 105672 0% 83% 10
7 OUTGASSING RATE authKW 90251 0% 65% 11
8 VACUUM STANDARD authKW 88767 0% 100% 7
9 HIGH VACUUM STANDARDS authKW 76086 0% 100% 6
10 IONIZATION GAUGE authKW 66733 0% 53% 10

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Materials Science, Coatings & Films 46931 31% 0% 778
2 Physics, Applied 33573 73% 0% 1813
3 Materials Science, Multidisciplinary 4254 31% 0% 768
4 Instruments & Instrumentation 1423 8% 0% 206
5 Nuclear Science & Technology 160 3% 0% 77
6 Law 133 2% 0% 42
7 Engineering, Electrical & Electronic 125 7% 0% 173
8 Engineering, General 125 2% 0% 56
9 Physics, Condensed Matter 107 6% 0% 142
10 Spectroscopy 101 2% 0% 60

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CIVIL AIR TRANSPORTAT MANAGEMENT 25362 0% 100% 2
2 EPITAXIE AVANCEE 25362 0% 100% 2
3 HPS PROD 25362 0% 100% 2
4 LHC VACUUM GRP 25362 0% 100% 2
5 RHIC PROJECT 25362 0% 100% 2
6 SEMICOND VACUUM PHYS GRP 25362 0% 100% 2
7 SKY TECHNOL DEV 25362 0% 100% 2
8 TELEVAC 25362 0% 100% 2
9 VACUUM SCI TECHNOL NINVAST 25362 0% 100% 2
10 DZERZHINSK POLYTECH 16678 0% 26% 5

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 VACUUM 575930 27% 7% 664
2 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A 413733 27% 5% 681
3 VAKUUM-TECHNIK 111004 1% 26% 34
4 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY 61878 3% 6% 76
5 SOLID STATE TECHNOLOGY 29587 3% 4% 66
6 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A-VACUUM SURFACES AND FILMS 27054 1% 11% 19
7 MICRO 16184 1% 9% 15
8 MANAGEMENT REVIEW 12681 0% 100% 1
9 METROLOGIA 7455 2% 1% 41
10 JOURNAL OF INTERNATIONAL LAW AND ECONOMICS 6338 0% 25% 2

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SPINNING ROTOR GAUGE 140465 0% 92% 12 Search SPINNING+ROTOR+GAUGE Search SPINNING+ROTOR+GAUGE
2 TURBOMOLECULAR PUMP 130778 1% 54% 19 Search TURBOMOLECULAR+PUMP Search TURBOMOLECULAR+PUMP
3 VACUUM METROLOGY 105672 0% 83% 10 Search VACUUM+METROLOGY Search VACUUM+METROLOGY
4 OUTGASSING RATE 90251 0% 65% 11 Search OUTGASSING+RATE Search OUTGASSING+RATE
5 VACUUM STANDARD 88767 0% 100% 7 Search VACUUM+STANDARD Search VACUUM+STANDARD
6 HIGH VACUUM STANDARDS 76086 0% 100% 6 Search HIGH+VACUUM+STANDARDS Search HIGH+VACUUM+STANDARDS
7 IONIZATION GAUGE 66733 0% 53% 10 Search IONIZATION+GAUGE Search IONIZATION+GAUGE
8 VACUUM GAUGE 65203 0% 43% 12 Search VACUUM+GAUGE Search VACUUM+GAUGE
9 STANDARD LEAK 63405 0% 100% 5 Search STANDARD+LEAK Search STANDARD+LEAK
10 COLD CATHODE GAUGE 57062 0% 75% 6 Search COLD+CATHODE+GAUGE Search COLD+CATHODE+GAUGE

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 2


rank cluster_id2 link
1 2565 TRITIUM//FUSION SCIENCE AND TECHNOLOGY//FUSION TECHNOLOGY
2 1866 BOLTZMANN EQUATION//RAREFIED GAS//DSMC
3 3882 INERTIAL ELECTROSTATIC CONFINEMENT//INERTIAL ELECTROSTATIC CONFINEMENT FUSION//ELECTROSTATIC CONFINEMENT
4 1369 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//STORAGE RING//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT
5 3314 CLEANROOM//PHOTORESIST REMOVAL//MINIENVIRONMENT
6 2607 ICE CREAM//COCOA BUTTER//SOLID FAT CONTENT
7 2536 HYDROGEN EMBRITTLEMENT//DELAYED FRACTURE//HYDROGEN INDUCED CRACKING
8 2522 ALKALI HALIDES//CAF2//ELECTRON STIMULATED DESORPTION ESD
9 4216 POTENTIAL ENERGY PROFILE//GERMANIUM CARBON//CYCLOADDITIONAL REACTION
10 2467 HIPIMS//PNCA//HPPMS

Go to start page