Class information for:
Level 1: TRAVELING WAVE TUBE TWT//SLOW WAVE STRUCTURE SWS//HIGH POWER VACUUM ELECT

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
10115 1027 15.3 39%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1218 8674 GYROTRON//IEEE TRANSACTIONS ON PLASMA SCIENCE//TRAVELING WAVE TUBE TWT

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 TRAVELING WAVE TUBE TWT Author keyword 125 76% 9% 88
2 SLOW WAVE STRUCTURE SWS Author keyword 75 74% 5% 55
3 HIGH POWER VACUUM ELECT Address 60 73% 4% 46
4 SCI TECHNOL VACUUM ELECT Address 48 67% 4% 43
5 MICROWAVE TUBE DEV Address 31 73% 2% 24
6 MULTIPLE BEAM KLYSTRON MBK Author keyword 31 92% 1% 12
7 TRAVELING WAVE TUBES Author keyword 29 49% 4% 43
8 TRAVELING WAVE TUBES TWTS Author keyword 28 64% 3% 27
9 TRAVELING WAVE TUBE Author keyword 23 34% 5% 55
10 FOLDED WAVEGUIDE Author keyword 22 50% 3% 32

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 TRAVELING WAVE TUBE TWT 125 76% 9% 88 Search TRAVELING+WAVE+TUBE+TWT Search TRAVELING+WAVE+TUBE+TWT
2 SLOW WAVE STRUCTURE SWS 75 74% 5% 55 Search SLOW+WAVE+STRUCTURE+SWS Search SLOW+WAVE+STRUCTURE+SWS
3 MULTIPLE BEAM KLYSTRON MBK 31 92% 1% 12 Search MULTIPLE+BEAM+KLYSTRON+MBK Search MULTIPLE+BEAM+KLYSTRON+MBK
4 TRAVELING WAVE TUBES 29 49% 4% 43 Search TRAVELING+WAVE+TUBES Search TRAVELING+WAVE+TUBES
5 TRAVELING WAVE TUBES TWTS 28 64% 3% 27 Search TRAVELING+WAVE+TUBES+TWTS Search TRAVELING+WAVE+TUBES+TWTS
6 TRAVELING WAVE TUBE 23 34% 5% 55 Search TRAVELING+WAVE+TUBE Search TRAVELING+WAVE+TUBE
7 FOLDED WAVEGUIDE 22 50% 3% 32 Search FOLDED+WAVEGUIDE Search FOLDED+WAVEGUIDE
8 FOLDED WAVEGUIDE FWG 18 89% 1% 8 Search FOLDED+WAVEGUIDE+FWG Search FOLDED+WAVEGUIDE+FWG
9 SHEET BEAM 14 36% 3% 31 Search SHEET+BEAM Search SHEET+BEAM
10 HEAT DISSIPATION CAPABILITY 13 71% 1% 10 Search HEAT+DISSIPATION+CAPABILITY Search HEAT+DISSIPATION+CAPABILITY

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 INTERACTION IMPEDANCE 23 100% 1% 10
2 TWT 17 40% 3% 34
3 TWTS 15 50% 2% 21
4 HELICAL GROOVE 12 86% 1% 6
5 EXTENDED INTERACTION KLYSTRON 9 83% 0% 5
6 KLYSTRON 7 41% 1% 14
7 TRAVELING WAVE TUBES 7 42% 1% 13
8 STRAIGHT EDGE CONNECTIONS 6 100% 0% 4
9 VACUUM ELECTRON DEVICES 5 47% 1% 8
10 MICROWAVE POWER MODULE 5 63% 0% 5

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Design of Coaxial Couplers for High Efficiency Helix TWT 2008 0 1 100%
Emerging technologies for communication satellite payloads 2012 2 18 33%
MODERN MULTISTAGE DEPRESSED COLLECTORS - A REVIEW 1982 35 2 100%
Review of progress in indigenous design, development & production of microwave vacuum-electronic devices 2003 0 19 63%
CARBON AND CARBON-COATED ELECTRODES FOR MULTISTAGE DEPRESSED COLLECTORS FOR ELECTRON-BEAM DEVICES - A TECHNOLOGY REVIEW 1986 11 2 50%
THEORETICAL INVESTIGATION OF MICROWAVE DEVICE COLLECTOR SYSTEMS (A SURVEY) 1985 0 3 100%
UHF TELEVISION - A REVIEW AND UPDATE 1982 2 7 86%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 HIGH POWER VACUUM ELECT 60 73% 4.5% 46
2 SCI TECHNOL VACUUM ELECT 48 67% 4.2% 43
3 MICROWAVE TUBE DEV 31 73% 2.3% 24
4 VACUUM ELECT 21 43% 3.7% 38
5 HIGH POWER MICROWAVE SOURCES TECHNOL 17 36% 3.6% 37
6 MICROWAVE TUBES 12 40% 2.3% 24
7 VACUUM ELE OPHYS 10 63% 1.0% 10
8 VACUUM ELECT BRANCH 7 39% 1.4% 14
9 ANALEX CORP 7 53% 0.9% 9
10 MICROWAVE TUBES AREA 7 46% 1.1% 11

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000207790 SCI TECHNOL HIGH POWER MICROWAVE//RELATIVISTIC KLYSTRON AMPLIFIER//HIGH POWER MICROWAVE HPM
2 0.0000101735 GROUP DELAY ENGINEERING//ALL PASS NETWORKS//TERAHERZTS ELECT
3 0.0000096545 CHERENKOV LASER//CERENKOV LASER//CHERENKOV FREE ELECTRON LASER
4 0.0000089471 RELATIVISTIC MAGNETRON//MAGNETRONS//PLASMA PULSED POWER MICROWAVE
5 0.0000079622 GYROTRON//MICROWAVE TUBE AREA//GYROTRONS
6 0.0000064973 HAIRPIN FILAMENT//POINT CATHODE//MICROWAVE COMMUN SYST GRP
7 0.0000063211 COLLISIONLESS DAMPING//TECHNOL UNIQUE RUMENTAT//YUKAWA MODEL
8 0.0000062889 EM WAVE PROPAGATION//CUTOFF CONDITIONS//WEAK GUIDANCE APPROXIMATION
9 0.0000054175 IMPREGNATED CATHODES//OXIDE CATHODE//SCANDATE CATHODE
10 0.0000053707 DIFFRACTION RADIATION//COHERENT SYNCHROTRON RADIATION//TRANSITION RADIATION