Class information for:
Level 1: SURFACE PHOTO CHARGE EFFECT//PIECEWISE CONSTANT POTENTIAL FIELD//AL MO FILMS

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
195 3       GAN//GALLIUM NITRIDE//NITRIDES 53830
2074 2             INITIAL STRESS//IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL//PIEZOELECT DEVICE 5627
38059 1                   SURFACE PHOTO CHARGE EFFECT//PIECEWISE CONSTANT POTENTIAL FIELD//AL MO FILMS 70

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SURFACE PHOTO CHARGE EFFECT authKW 1800979 6% 100% 4
2 PIECEWISE CONSTANT POTENTIAL FIELD authKW 900490 3% 100% 2
3 AL MO FILMS authKW 450245 1% 100% 1
4 ALLEGHENY OBSERVATORY authKW 450245 1% 100% 1
5 BLACK BODY RADIATION LAW authKW 450245 1% 100% 1
6 EIGENVALUES OF THE EFFECTIVE REFRACTIVE INDEX OF A MULTILAYERED PLANAR DIELECTRIC WAVEGUIDE authKW 450245 1% 100% 1
7 ELECTRIC CHARGE EFFECT authKW 450245 1% 100% 1
8 ELECTRON TOPOGRAPHY authKW 450245 1% 100% 1
9 EXACT SOLUTION IN THE FORM OF A POWER SERIES authKW 450245 1% 100% 1
10 HISTORY OF EXPERIMENT authKW 450245 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Telecommunications 322 19% 0% 13
2 Engineering, Electrical & Electronic 133 27% 0% 19
3 Physics, Multidisciplinary 70 16% 0% 11
4 Spectroscopy 61 9% 0% 6
5 Mechanics 48 10% 0% 7
6 Crystallography 42 7% 0% 5
7 Physics, Applied 36 17% 0% 12
8 Acoustics 31 4% 0% 3
9 Optics 31 10% 0% 7
10 Physics, Mathematical 23 6% 0% 4

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INFECT PATHOL HYG TECHNOL CONTROL FOODS AN 450245 1% 100% 1
2 SCI TECHNOL UN RUMENTAT 450245 1% 100% 1
3 TECHNOL SIMULAT MODELLING BRANCH 450245 1% 100% 1
4 UNIQUE TOOLMAKING SCI TECHNOL 450245 1% 100% 1
5 TECHNOL UNIQUE RUMENTAT 112560 1% 25% 1
6 HIGH PERFORMANCE INTEGRATED TECHNOL SYST 34632 1% 8% 1
7 BULGARIAN SCI 21438 1% 5% 1
8 CENT MINERAL CRYSTALLOG 20154 4% 1% 3
9 CENT DESIGN BUR UNIQUE RUMENTAT 18008 1% 4% 1
10 PUSHKOV TERR MAGNETISM IONOSPHERE RADIO WA 6666 3% 1% 2

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF COMMUNICATIONS TECHNOLOGY AND ELECTRONICS 13902 14% 0% 10
2 DOKLADY PHYSICS 9483 10% 0% 7
3 COMPUTATIONAL MATHEMATICS AND MATHEMATICAL PHYSICS 3717 6% 0% 4
4 KRISTALLOGRAFIYA 2916 7% 0% 5
5 TECHNICAL PHYSICS 2789 9% 0% 6
6 PHYSICS IN PERSPECTIVE 2472 1% 1% 1
7 SPECTROSCOPY LETTERS 1223 4% 0% 3
8 IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL 713 4% 0% 3
9 VESTNIK LENINGRADSKOGO UNIVERSITETA SERIYA FIZIKA KHIMIYA 695 1% 0% 1
10 RADIOTEKHNIKA I ELEKTRONIKA 410 3% 0% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SURFACE PHOTO CHARGE EFFECT 1800979 6% 100% 4 Search SURFACE+PHOTO+CHARGE+EFFECT Search SURFACE+PHOTO+CHARGE+EFFECT
2 PIECEWISE CONSTANT POTENTIAL FIELD 900490 3% 100% 2 Search PIECEWISE+CONSTANT+POTENTIAL+FIELD Search PIECEWISE+CONSTANT+POTENTIAL+FIELD
3 AL MO FILMS 450245 1% 100% 1 Search AL+MO+FILMS Search AL+MO+FILMS
4 ALLEGHENY OBSERVATORY 450245 1% 100% 1 Search ALLEGHENY+OBSERVATORY Search ALLEGHENY+OBSERVATORY
5 BLACK BODY RADIATION LAW 450245 1% 100% 1 Search BLACK+BODY+RADIATION+LAW Search BLACK+BODY+RADIATION+LAW
6 EIGENVALUES OF THE EFFECTIVE REFRACTIVE INDEX OF A MULTILAYERED PLANAR DIELECTRIC WAVEGUIDE 450245 1% 100% 1 Search EIGENVALUES+OF+THE+EFFECTIVE+REFRACTIVE+INDEX+OF+A+MULTILAYERED+PLANAR+DIELECTRIC+WAVEGUIDE Search EIGENVALUES+OF+THE+EFFECTIVE+REFRACTIVE+INDEX+OF+A+MULTILAYERED+PLANAR+DIELECTRIC+WAVEGUIDE
7 ELECTRIC CHARGE EFFECT 450245 1% 100% 1 Search ELECTRIC+CHARGE+EFFECT Search ELECTRIC+CHARGE+EFFECT
8 ELECTRON TOPOGRAPHY 450245 1% 100% 1 Search ELECTRON+TOPOGRAPHY Search ELECTRON+TOPOGRAPHY
9 EXACT SOLUTION IN THE FORM OF A POWER SERIES 450245 1% 100% 1 Search EXACT+SOLUTION+IN+THE+FORM+OF+A+POWER+SERIES Search EXACT+SOLUTION+IN+THE+FORM+OF+A+POWER+SERIES
10 HISTORY OF EXPERIMENT 450245 1% 100% 1 Search HISTORY+OF+EXPERIMENT Search HISTORY+OF+EXPERIMENT

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 11002 IEEE TRANSACTIONS ON SONICS AND ULTRASONICS//UNIDIRECTIONAL TRANSDUCER//SAW
2 31541 DIFFERENTIAL INTERFACE MICROSCOPE//GYROTROPY//ANISOTROPIC GYROTROPIC MEDIA
3 12905 ACOUSTO OPTIC TUNABLE FILTER//ACOUSTO OPTICS//ACOUSTOOPT
4 31400 ENERGY SPECTRUM WIDTH//KELDYSH DIAGRAM TECHNIQUE//STATISTICAL ROUGHNESS
5 27954 N CDS//ACOUSTIC DOMAIN//BRILLOUIN SCATTERING METHOD
6 17892 WAVELENGTH SELECTIVE COUPLING//MICROPHOTON PROJECT 3D//3D MICROPHOTON PROJECT
7 26411 J AN SCI TECHNOL ORG//DISPLAY TECHNOL DEV GRP//ACOUSTIC DLTS
8 25178 NON STEADY STATE PHOTO EMF//ADAPTIVE PHOTODETECTORS//STEADY STATE PHOTOCARRIER GRATING
9 21785 PHYS OPT CHAIR//SPONTANEOUS GRATINGS//THIN LIGHT SENSITIVE FILMS
10 23894 RELIC GRAVITATIONAL WAVES//HIGH FREQUENCY GRAVITATIONAL WAVES//SPACE GRAV

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