Class information for:
Level 2: GYROTRON//IEEE TRANSACTIONS ON PLASMA SCIENCE//HIGH POWER MICROWAVE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
615 13950 15.7 48%


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
10 4 OPTICS//PHYSICS, PARTICLES & FIELDS//PHYSICS, MULTIDISCIPLINARY 1131262
166 3       PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//PHYSICS OF PLASMAS//LASER AND PARTICLE BEAMS 60163
615 2             GYROTRON//IEEE TRANSACTIONS ON PLASMA SCIENCE//HIGH POWER MICROWAVE 13950
753 1                   NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//FREE ELECTRON LASER//SPECTROSCOPY 3104
902 1                   GYROTRON//INTERNATIONAL JOURNAL OF INFRARED AND MILLIMETER WAVES//DEV FAR INFRARED REG 2977
9540 1                   SCI TECHNOL HIGH POWER MICROWAVE//HIGH POWER MICROWAVE//HIGH POWER MICROWAVE HPM 1146
9670 1                   TRAVELING WAVE TUBE TWT//TRAVELING WAVE TUBE//SLOW WAVE STRUCTURE SWS 1132
10543 1                   DIFFRACTION RADIATION//SMITH PURCELL RADIATION//TRANSITION RADIATION 1055
11786 1                   VIRCATOR//VIRTUAL CATHODE OSCILLATOR//COAXIAL VIRCATOR 954
16812 1                   OPTICAL KLYSTRON//STORAGE RING//FREE ELECTRON LASER 634
18999 1                   RELATIVISTIC MAGNETRON//MAGNETRON//PLASMA PULSED POWER MICROWAVE 527
21464 1                   BRAGG RESONATOR//COAXIAL BRAGG STRUCTURE//COAXIAL BRAGG REFLECTOR 418
23010 1                   RADIOTEKHNIKA I ELEKTRONIKA//AUTODYNE CHARACTERISTICS//AUTODYNE OSCILLATOR 361
24136 1                   PLANE WIGGLER//CHANNELED POSITRONS//CYCLOTRON PARAMETRIC INSTABILITY 322
24814 1                   RELATIVISTIC ELECTRONICS//PLASMA PHYSICS REPORTS//MICROWAVE GENERATOR 300
26878 1                   CHERENKOV LASER//CERENKOV LASER//CHERENKOV FREE ELECTRON LASER 243
27612 1                   SEMICONDUCTOR OBSTACLE//MICROWAVE PULSE COMPRESSION//DOUBLE RIDGED H TYPE WAVEGUIDE 225
27932 1                   COAXIAL WAVES//MAGNETO HYDRODYNAMIC WAVE//SUBMILLIMETER RADAR 217
30316 1                   SYNCHROTRON CHERENKOV RADIATION//BUNCHED ELECTRONS//EARTHS ELECTROMAGNETIC FIELDS 170
30630 1                   RADIOTEKHNIKA I ELEKTRONIKA//PRIMARY ELECTRON BEAMS//ELECTRON PLASMA OSCILLATION 165

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 GYROTRON authKW 1104292 4% 85% 595
2 IEEE TRANSACTIONS ON PLASMA SCIENCE journal 309029 8% 12% 1171
3 HIGH POWER MICROWAVE authKW 283575 1% 70% 184
4 FREE ELECTRON LASER authKW 246923 3% 31% 366
5 TRAVELING WAVE TUBE authKW 235170 1% 81% 132
6 TRAVELING WAVE TUBE TWT authKW 219047 1% 90% 111
7 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIAT journal 206057 14% 5% 1979
8 INTERNATIONAL JOURNAL OF INFRARED AND MILLIMETER WAVES journal 205334 4% 16% 575
9 HIGH ENERGY ELECT address 176465 1% 71% 114
10 SLOW WAVE STRUCTURE SWS authKW 172794 1% 99% 80

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Physics, Fluids & Plasmas 91457 20% 2% 2803
2 Nuclear Science & Technology 50326 18% 1% 2523
3 Physics, Nuclear 42906 17% 1% 2381
4 Instruments & Instrumentation 42619 18% 1% 2489
5 Spectroscopy 39073 15% 1% 2084
6 Physics, Particles & Fields 31907 16% 1% 2284
7 Physics, Applied 25453 29% 0% 4054
8 Engineering, Electrical & Electronic 24713 26% 0% 3648
9 Optics 11427 13% 0% 1826
10 Physics, Multidisciplinary 6583 11% 0% 1602

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HIGH ENERGY ELECT 176465 1% 71% 114
2 HIGH POWER MICROWAVE SOURCES TECHNOL 161663 1% 81% 91
3 MICROWAVE TUBES 115474 0% 81% 65
4 SCI TECHNOL VACUUM ELECT 106609 0% 76% 64
5 GYROTRON 102829 0% 98% 48
6 SCI TECHNOL HIGH POWER MICROWAVE 101288 1% 63% 73
7 HIGH POWER VACUUM ELECT 94490 0% 82% 53
8 DEV FAR INFRARED REG 86804 1% 37% 107
9 MICROWAVE TUBE AREA 83104 0% 100% 38
10 VACUUM ELECT 71723 0% 58% 57

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 IEEE TRANSACTIONS ON PLASMA SCIENCE 309029 8% 12% 1171
2 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 206057 14% 5% 1979
3 INTERNATIONAL JOURNAL OF INFRARED AND MILLIMETER WAVES 205334 4% 16% 575
4 RADIOTEKHNIKA I ELEKTRONIKA 99955 3% 10% 447
5 PHYSICS OF PLASMAS 69737 6% 4% 779
6 JOURNAL OF INFRARED MILLIMETER AND TERAHERTZ WAVES 61139 1% 18% 157
7 INTERNATIONAL JOURNAL OF ELECTRONICS 49200 2% 7% 331
8 ZHURNAL TEKHNICHESKOI FIZIKI 40641 2% 6% 338
9 IEEE TRANSACTIONS ON ELECTRON DEVICES 39103 4% 3% 526
10 JOURNAL OF COMMUNICATIONS TECHNOLOGY AND ELECTRONICS 35110 2% 7% 226

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 GYROTRON 1104292 4% 85% 595 Search GYROTRON Search GYROTRON
2 HIGH POWER MICROWAVE 283575 1% 70% 184 Search HIGH+POWER+MICROWAVE Search HIGH+POWER+MICROWAVE
3 FREE ELECTRON LASER 246923 3% 31% 366 Search FREE+ELECTRON+LASER Search FREE+ELECTRON+LASER
4 TRAVELING WAVE TUBE 235170 1% 81% 132 Search TRAVELING+WAVE+TUBE Search TRAVELING+WAVE+TUBE
5 TRAVELING WAVE TUBE TWT 219047 1% 90% 111 Search TRAVELING+WAVE+TUBE+TWT Search TRAVELING+WAVE+TUBE+TWT
6 SLOW WAVE STRUCTURE SWS 172794 1% 99% 80 Search SLOW+WAVE+STRUCTURE+SWS Search SLOW+WAVE+STRUCTURE+SWS
7 BEAM WAVE INTERACTION 148713 0% 100% 68 Search BEAM+WAVE+INTERACTION Search BEAM+WAVE+INTERACTION
8 SLOW WAVE STRUCTURE 123438 1% 68% 83 Search SLOW+WAVE+STRUCTURE Search SLOW+WAVE+STRUCTURE
9 MICROWAVE TUBES 107132 0% 78% 63 Search MICROWAVE+TUBES Search MICROWAVE+TUBES
10 HIGH POWER MICROWAVE HPM 99630 0% 76% 60 Search HIGH+POWER+MICROWAVE+HPM Search HIGH+POWER+MICROWAVE+HPM

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 NUSINOVICH, GS , THUMM, MKA , PETELIN, MI , (2014) THE GYROTRON AT 50: HISTORICAL OVERVIEW.JOURNAL OF INFRARED MILLIMETER AND TERAHERTZ WAVES. VOL. 35. ISSUE 4. P. 325 -381 131 96% 27
2 CHU, KR , (2004) THE ELECTRON CYCLOTRON MASER.REVIEWS OF MODERN PHYSICS. VOL. 76. ISSUE 2. P. 489 -540 129 95% 245
3 LAU, YY , CHERNIN, D , (1992) A REVIEW OF THE AC SPACE-CHARGE EFFECT IN ELECTRON CIRCUIT INTERACTIONS.PHYSICS OF FLUIDS B-PLASMA PHYSICS. VOL. 4. ISSUE 11. P. 3473 -3497 141 98% 27
4 KUMAR, N , SINGH, U , BERA, A , SINHA, AK , (2016) A REVIEW ON THE SUB-THZ/THZ GYROTRONS.INFRARED PHYSICS & TECHNOLOGY. VOL. 76. ISSUE . P. 38 -51 74 73% 1
5 ROBERSON, CW , SPRANGLE, P , (1989) A REVIEW OF FREE-ELECTRON LASERS.PHYSICS OF FLUIDS B-PLASMA PHYSICS. VOL. 1. ISSUE 1. P. 3-42 115 88% 181
6 FELCH, KL , DANLY, BG , JORY, HR , KREISCHER, KE , LAWSON, W , LEVUSH, B , TEMKIN, RJ , (1999) CHARACTERISTICS AND APPLICATIONS OF FAST-WAVE GYRODEVICES.PROCEEDINGS OF THE IEEE. VOL. 87. ISSUE 5. P. 752 -781 77 92% 138
7 THUMM, MK , KASPAREK, W , (2002) PASSIVE HIGH-POWER MICROWAVE COMPONENTS.IEEE TRANSACTIONS ON PLASMA SCIENCE. VOL. 30. ISSUE 3. P. 755-786 74 85% 137
8 GOLD, SH , NUSINOVICH, GS , (1997) REVIEW OF HIGH-POWER MICROWAVE SOURCE RESEARCH.REVIEW OF SCIENTIFIC INSTRUMENTS. VOL. 68. ISSUE 11. P. 3945 -3974 73 85% 168
9 SABCHEVSKI, SP , IDEHARA, T , (2015) A NUMERICAL STUDY ON FINITE-BANDWIDTH RESONANCES OF HIGH-ORDER AXIAL MODES (HOAM) IN A GYROTRON CAVITY.JOURNAL OF INFRARED MILLIMETER AND TERAHERTZ WAVES. VOL. 36. ISSUE 7. P. 628 -653 45 92% 1
10 KAO, SH , CHIU, CC , CHANG, PC , WU, KL , CHU, KR , (2012) HARMONIC MODE COMPETITION IN A TERAHERTZ GYROTRON BACKWARD-WAVE OSCILLATOR.PHYSICS OF PLASMAS. VOL. 19. ISSUE 10. P. - 45 96% 6

Classes with closest relation at Level 2


Rank Class id link
1 3530 UNDULATOR//INSERTION DEVICES//SUPERCONDUCTING UNDULATOR
2 3157 PLASMA OPENING SWITCH//SMIRNOV MATH MECH//SUPERTRONS
3 378 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//PHYSICS OF PLASMAS//LASER PLASMA INTERACTION
4 3938 FERROELECTRIC CATHODE//PYROELECTRIC CRYSTAL//ELECTRON EMISSION
5 2250 PLASMA ASSISTED COMBUSTION//HIGH CURRENT ELECT//MULTIPACTOR
6 3941 MICROWAVE MAGNET//TOROIDAL DIPOLE//MAGNETIC DIPOLAR MODES
7 1060 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//STORAGE RING//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT
8 3920 STRESS STRAINED STATE//STRESS STRUCTURAL INHOMOGENEITY//HIGH DENSITY CERAMIC
9 3221 SCANDATE CATHODE//DISPENSER CATHODE//IMPREGNATED CATHODES
10 3878 PLASMA ANTENNA//ELE OMAGNET COMPLEX MEDIA//TIME VARYING MEDIUM

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