Class information for:
Level 1: REAL SPACE TRANSFER//CHARGE INJECTION TRANSISTOR//HOT ELECTRON LASER

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
64 3       SEMICONDUCTOR LASERS//PHYSICS, APPLIED//PHYSICS, CONDENSED MATTER 89567
26 2             SUPERLATTICES AND MICROSTRUCTURES//QUANTUM WELLS//PHYSICS, CONDENSED MATTER 34827
23383 1                   REAL SPACE TRANSFER//CHARGE INJECTION TRANSISTOR//HOT ELECTRON LASER 370

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 REAL SPACE TRANSFER authKW 532366 3% 63% 10
2 CHARGE INJECTION TRANSISTOR authKW 170360 1% 100% 2
3 HOT ELECTRON LASER authKW 170360 1% 100% 2
4 LONGITUDINAL TRANSPORT authKW 170360 1% 100% 2
5 REAL SPACE TRANSFER RST authKW 113572 1% 67% 2
6 AMSRL EP EF address 85180 0% 100% 1
7 BIPOLAR UNIPOLAR TRANSITION NEGATIVE DIFFERENTIAL RESISTANCE TRANSISTOR BUNDR authKW 85180 0% 100% 1
8 BULK BARRIER TRANSISTOR authKW 85180 0% 100% 1
9 COORDINATED SCI ELECT ENGN address 85180 0% 100% 1
10 DELTA DOPED DELTA DOPED authKW 85180 0% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 2212 50% 0% 184
2 Physics, Condensed Matter 2061 39% 0% 146
3 Engineering, Electrical & Electronic 1128 34% 0% 124
4 Materials Science, Multidisciplinary 69 13% 0% 48
5 Nanoscience & Nanotechnology 61 5% 0% 20
6 Physics, Multidisciplinary 50 7% 0% 26
7 Optics 24 5% 0% 18
8 Telecommunications 11 2% 0% 8
9 Crystallography 2 1% 0% 5
10 Acoustics -0 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 AMSRL EP EF 85180 0% 100% 1
2 COORDINATED SCI ELECT ENGN 85180 0% 100% 1
3 ELE POWER SOURCES DIRECTORATEMS 85180 0% 100% 1
4 ELECT COMP ENGN COMP ELE GRP 85180 0% 100% 1
5 ELECT ENGN COORDINATED SCI 85180 0% 100% 1
6 EPSD AMSRLEPEF 85180 0% 100% 1
7 HIGH FREQUENCY DEVICES IC GRP 85180 0% 100% 1
8 NIZHNI NOVGOROD PHYSICOTECH UNIV 85180 0% 100% 1
9 PHYS MICROSTRU 85180 0% 100% 1
10 STATE MECH PHYS 85180 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SOLID-STATE ELECTRONICS 6198 7% 0% 27
2 SEMICONDUCTOR SCIENCE AND TECHNOLOGY 5033 6% 0% 22
3 IEE PROCEEDINGS-OPTOELECTRONICS 3701 2% 1% 6
4 SEMICONDUCTORS 3523 5% 0% 17
5 IEEE ELECTRON DEVICE LETTERS 2948 5% 0% 18
6 SUPERLATTICES AND MICROSTRUCTURES 2161 4% 0% 13
7 MICROWAVES 1979 0% 2% 1
8 IEEE TRANSACTIONS ON ELECTRON DEVICES 1932 5% 0% 19
9 SOVIET PHYSICS SEMICONDUCTORS-USSR 1832 3% 0% 11
10 APPLIED PHYSICS LETTERS 1715 13% 0% 48

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 REAL SPACE TRANSFER 532366 3% 63% 10 Search REAL+SPACE+TRANSFER Search REAL+SPACE+TRANSFER
2 CHARGE INJECTION TRANSISTOR 170360 1% 100% 2 Search CHARGE+INJECTION+TRANSISTOR Search CHARGE+INJECTION+TRANSISTOR
3 HOT ELECTRON LASER 170360 1% 100% 2 Search HOT+ELECTRON+LASER Search HOT+ELECTRON+LASER
4 LONGITUDINAL TRANSPORT 170360 1% 100% 2 Search LONGITUDINAL+TRANSPORT Search LONGITUDINAL+TRANSPORT
5 REAL SPACE TRANSFER RST 113572 1% 67% 2 Search REAL+SPACE+TRANSFER+RST Search REAL+SPACE+TRANSFER+RST
6 BIPOLAR UNIPOLAR TRANSITION NEGATIVE DIFFERENTIAL RESISTANCE TRANSISTOR BUNDR 85180 0% 100% 1 Search BIPOLAR+UNIPOLAR+TRANSITION+NEGATIVE+DIFFERENTIAL+RESISTANCE+TRANSISTOR+BUNDR Search BIPOLAR+UNIPOLAR+TRANSITION+NEGATIVE+DIFFERENTIAL+RESISTANCE+TRANSISTOR+BUNDR
7 BULK BARRIER TRANSISTOR 85180 0% 100% 1 Search BULK+BARRIER+TRANSISTOR Search BULK+BARRIER+TRANSISTOR
8 DELTA DOPED DELTA DOPED 85180 0% 100% 1 Search DELTA+DOPED+DELTA+DOPED Search DELTA+DOPED+DELTA+DOPED
9 FIELD EFFECT EMITTER 85180 0% 100% 1 Search FIELD+EFFECT+EMITTER Search FIELD+EFFECT+EMITTER
10 FIELD INDUCED INTERBAND TUNNELING EFFECT FITET 85180 0% 100% 1 Search FIELD+INDUCED+INTERBAND+TUNNELING+EFFECT+FITET Search FIELD+INDUCED+INTERBAND+TUNNELING+EFFECT+FITET

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 4297 IEEE TRANSACTIONS ON ELECTRON DEVICES//DOUBLE GATE HIGH ELECTRON MOBILITY TRANSISTOR DG HEMT//PSEUDOMORPHIC MODFET
2 15682 CURRENT DENSITY FILAMENT//GUNN EFFECT//HIGH FIELD DOMAIN
3 16233 BACKWARD DIODES//OPTOELECTRONIC SWITCH//MILLIMETER WAVE DETECTORS
4 25639 BIPRISM EFFECTS//ELECTRON WAVE DEVICES//FINE ELECTRODES
5 25424 QUANTUM TRANSPARENCY//SYSTEM OF IDENTICAL PARTICLES//ASYMMETRIC COUPLED QUANTUM WELL
6 30875 IPM RAS//NIZHNI NOVGOROD PHYS MICROSTRUCT//POROUS QUANTUM LAYER
7 23112 FG FESTKORPERELEKTRON//ELE ON SUD//ABSOLUTE NEGATIVE RESISTANCE
8 9045 NONTHERMAL CARRIER DISTRIBUTIONS//MICRO PHOTONELECT//ELECTRON PLASMON SCATTERING
9 3776 MHEMT//HIGH ELECTRON MOBILITY TRANSISTORS//T GATE
10 28529 DELTA DEFECTS//FREDI NADINE HERMANN PL SCI//EFFECTIVE MASS SUPERLATTICE

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