Class information for:
Level 1: SCI TECHNOL HIGH POWER MICROWAVE//HIGH POWER MICROWAVE HPM//HIGH POWER MICROWAVE

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
13 4 PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS 1062565
228 3       PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//FREE ELECTRON LASER 48839
955 2             GYROTRON//IEEE TRANSACTIONS ON PLASMA SCIENCE//HIGH POWER MICROWAVE 11076
5567 1                   SCI TECHNOL HIGH POWER MICROWAVE//HIGH POWER MICROWAVE HPM//HIGH POWER MICROWAVE 1636

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SCI TECHNOL HIGH POWER MICROWAVE address 669350 4% 50% 69
2 HIGH POWER MICROWAVE HPM authKW 612744 3% 61% 52
3 HIGH POWER MICROWAVE authKW 569213 5% 33% 89
4 BACKWARD WAVE OSCILLATOR authKW 426026 3% 54% 41
5 MAGNETICALLY INSULATED TRANSMISSION LINE OSCILLATOR MILO authKW 309274 1% 94% 17
6 RELATIVISTIC KLYSTRON AMPLIFIER authKW 250417 1% 100% 13
7 MAGNETICALLY INSULATED LINE OSCILLATOR MILO authKW 231154 1% 100% 12
8 RELATIVISTIC BACKWARD WAVE OSCILLATOR RBWO authKW 211891 1% 100% 11
9 BACKWARD WAVE OSCILLATOR BWO authKW 195937 1% 44% 23
10 RELATIVISTIC BACKWARD WAVE OSCILLATOR authKW 194232 1% 92% 11

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Fluids & Plasmas 32356 34% 0% 564
2 Physics, Applied 3452 31% 0% 507
3 Physics, Multidisciplinary 1772 16% 0% 267
4 Instruments & Instrumentation 866 8% 0% 131
5 Engineering, Electrical & Electronic 804 15% 0% 250
6 Physics, Nuclear 336 5% 0% 80
7 Physics, Particles & Fields 313 5% 0% 89
8 Optics 259 7% 0% 109
9 Nuclear Science & Technology 242 4% 0% 70
10 Spectroscopy 235 4% 0% 64

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SCI TECHNOL HIGH POWER MICROWAVE 669350 4% 50% 69
2 OPTOELECT SCI ENGN 167222 9% 6% 145
3 HIGH POWER MICROWAVE TECHNOL 160520 1% 83% 10
4 HIGH CURRENT ELECT 119060 5% 7% 86
5 HIGH ENERGY ELECT 106310 2% 18% 30
6 PL ELECT 91871 5% 6% 86
7 PLASMA ELECT NEW ACCELERAT METHODS 61639 0% 80% 4
8 STATE HIGH POWER VACUUM ELECT 57789 0% 100% 3
9 TSINGHUA SPECIAL ENERGY 57789 0% 100% 3
10 ELE OPHYS 30135 5% 2% 76

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON PLASMA SCIENCE 141681 17% 3% 271
2 PHYSICS OF PLASMAS 42935 13% 1% 209
3 TECHNICAL PHYSICS LETTERS 12127 4% 1% 65
4 INTERNATIONAL JOURNAL OF INFRARED AND MILLIMETER WAVES 9152 3% 1% 41
5 ACTA PHYSICA SINICA 7081 5% 0% 87
6 RADIOPHYSICS AND QUANTUM ELECTRONICS 6806 1% 2% 17
7 ZHURNAL TEKHNICHESKOI FIZIKI 4756 2% 1% 39
8 INSTRUMENTS AND EXPERIMENTAL TECHNIQUES 3374 2% 1% 27
9 TECHNICAL PHYSICS 2937 2% 1% 30
10 PHYSICS OF FLUIDS B-PLASMA PHYSICS 2472 1% 1% 16

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HIGH POWER MICROWAVE HPM 612744 3% 61% 52 Search HIGH+POWER+MICROWAVE+HPM Search HIGH+POWER+MICROWAVE+HPM
2 HIGH POWER MICROWAVE 569213 5% 33% 89 Search HIGH+POWER+MICROWAVE Search HIGH+POWER+MICROWAVE
3 BACKWARD WAVE OSCILLATOR 426026 3% 54% 41 Search BACKWARD+WAVE+OSCILLATOR Search BACKWARD+WAVE+OSCILLATOR
4 MAGNETICALLY INSULATED TRANSMISSION LINE OSCILLATOR MILO 309274 1% 94% 17 Search MAGNETICALLY+INSULATED+TRANSMISSION+LINE+OSCILLATOR+MILO Search MAGNETICALLY+INSULATED+TRANSMISSION+LINE+OSCILLATOR+MILO
5 RELATIVISTIC KLYSTRON AMPLIFIER 250417 1% 100% 13 Search RELATIVISTIC+KLYSTRON+AMPLIFIER Search RELATIVISTIC+KLYSTRON+AMPLIFIER
6 MAGNETICALLY INSULATED LINE OSCILLATOR MILO 231154 1% 100% 12 Search MAGNETICALLY+INSULATED+LINE+OSCILLATOR+MILO Search MAGNETICALLY+INSULATED+LINE+OSCILLATOR+MILO
7 RELATIVISTIC BACKWARD WAVE OSCILLATOR RBWO 211891 1% 100% 11 Search RELATIVISTIC+BACKWARD+WAVE+OSCILLATOR+RBWO Search RELATIVISTIC+BACKWARD+WAVE+OSCILLATOR+RBWO
8 BACKWARD WAVE OSCILLATOR BWO 195937 1% 44% 23 Search BACKWARD+WAVE+OSCILLATOR+BWO Search BACKWARD+WAVE+OSCILLATOR+BWO
9 RELATIVISTIC BACKWARD WAVE OSCILLATOR 194232 1% 92% 11 Search RELATIVISTIC+BACKWARD+WAVE+OSCILLATOR Search RELATIVISTIC+BACKWARD+WAVE+OSCILLATOR
10 CHERENKOV LASER 192628 1% 100% 10 Search CHERENKOV+LASER Search CHERENKOV+LASER

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 9353 TRAVELING WAVE TUBE TWT//TRAVELING WAVE TUBE//SLOW WAVE STRUCTURE SWS
2 27506 BRAGG RESONATOR//COAXIAL BRAGG STRUCTURE//FREE ELECTRON MASER
3 10834 VIRCATOR//COAXIAL VIRCATOR//VIRTUAL CATHODE OSCILLATOR
4 23349 PLASMA PHYSICS REPORTS//LENINSKIE GORY 1//RELATIVISTIC ELECTRONICS
5 21374 RELATIVISTIC MAGNETRON//MAGNETRON//PLASMA PULSED POWER MICROWAVE
6 21270 RADIOTEKHNIKA I ELEKTRONIKA//AUTODYNE CHARACTERISTICS//AUTODYNE OSCILLATOR
7 8416 TWO STREAM FREE ELECTRON LASER//GUIDE MAGNETIC FIELD//ELECTROMAGNETIC WIGGLER
8 27206 MODIFIED RAYLEIGH RANGE//BEAM IN MAGNETIZED PLASMA//LASER BEAM IN MAGNETIZED PLASMA
9 21789 DIELECTRIC WAKEFIELD ACCELERATOR//INVERSE SMITH PURCELL EFFECT//DIELECTRIC GRATING ACCELERATOR
10 33988 MICROWAVE PULSE COMPRESSION//BRAGG TYPE SCATTERING//DIAMOND SWITCH

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