Class information for:
Level 2: FREE ELECTRON LASER//PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//FREE ELECTRON LASERS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
1076 9442 15.7 48%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
338 32956 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIAT//GYROTRON

Classes in level below (level 1)


ID, lev. below Publications Label for level below
177 3972 FREE ELECTRON LASER//SASE//HGHG
8542 1173 DIFFRACTION RADIATION//COHERENT SYNCHROTRON RADIATION//TRANSITION RADIATION
14078 729 OPTICAL KLYSTRON//STORAGE RING FREE ELECTRON LASER//STORAGE RING
16388 592 PARAMETRIC X RAYS//PARAMETRIC X RAY RADIATION//PARAMETRIC X RADIATION
19910 421 AUTODYNE OSCILLATOR//AUTODYNE CHARACTERISTICS//DISTORTION PARAMETER
20962 378 BRAGG RESONATOR//COAXIAL BRAGG STRUCTURE//COAXIAL BRAGG REFLECTOR
21058 374 SYNCHROTRON CHERENKOV RADIATION//BUNCHED ELECTRONS//PLANE WIGGLER
21659 353 DIELECTRIC GRATING ACCELERATOR//INVERSE SMITH PURCELL EFFECT//DF CO2 LASER
22940 307 CHERENKOV LASER//CERENKOV LASER//CHERENKOV FREE ELECTRON LASER
25050 244 COLLISIONLESS DAMPING//TECHNOL UNIQUE RUMENTAT//YUKAWA MODEL
25413 234 CANTED COSINE THETA CCT//CHEM SOLID STATE MECH CHEM//HAIR AND SERUM ELEMENTS
25731 226 COHERENT RADIAT//GAUGE COUPLING CONSTANTS//RAMAN NATH EQUATIONS
27275 191 NUCLEAR PIONIC CERENKOV LIKE RADIATION NPICR//POLARIZATION CORRELATIONS//VOLKOV SOLUTION
28314 171 CHROMOPERMITTIVITY//PROMPT BREMSSTRAHLUNG//VAVILOV CHERENKOV RADIATION
34145 77 THERMAL COEFFICIENT OF LINEAR EXPANSION//ADIABATIC THERMAL PRESSURE COEFFICIENT//BRANCH ATOM ENERGY

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 FREE ELECTRON LASER Author keyword 205 38% 5% 426
2 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS Journal 126 23% 5% 479
3 FREE ELECTRON LASERS Author keyword 70 40% 1% 138
4 COHERENT SYNCHROTRON RADIATION Author keyword 54 68% 1% 48
5 DIFFRACTION RADIATION Author keyword 52 76% 0% 37
6 OPTICAL KLYSTRON Author keyword 50 88% 0% 23
7 SASE Author keyword 49 57% 1% 59
8 SELF AMPLIFIED SPONTANEOUS EMISSION Author keyword 43 79% 0% 27
9 TRANSITION RADIATION Author keyword 43 43% 1% 77
10 FEL Author keyword 38 30% 1% 106

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 FREE ELECTRON LASER 205 38% 5% 426 Search FREE+ELECTRON+LASER Search FREE+ELECTRON+LASER
2 FREE ELECTRON LASERS 70 40% 1% 138 Search FREE+ELECTRON+LASERS Search FREE+ELECTRON+LASERS
3 COHERENT SYNCHROTRON RADIATION 54 68% 1% 48 Search COHERENT+SYNCHROTRON+RADIATION Search COHERENT+SYNCHROTRON+RADIATION
4 DIFFRACTION RADIATION 52 76% 0% 37 Search DIFFRACTION+RADIATION Search DIFFRACTION+RADIATION
5 OPTICAL KLYSTRON 50 88% 0% 23 Search OPTICAL+KLYSTRON Search OPTICAL+KLYSTRON
6 SASE 49 57% 1% 59 Search SASE Search SASE
7 SELF AMPLIFIED SPONTANEOUS EMISSION 43 79% 0% 27 Search SELF+AMPLIFIED+SPONTANEOUS+EMISSION Search SELF+AMPLIFIED+SPONTANEOUS+EMISSION
8 TRANSITION RADIATION 43 43% 1% 77 Search TRANSITION+RADIATION Search TRANSITION+RADIATION
9 FEL 38 30% 1% 106 Search FEL Search FEL
10 BRAGG RESONATOR 34 93% 0% 13 Search BRAGG+RESONATOR Search BRAGG+RESONATOR

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 FEL 443 69% 4% 374
2 FREE ELECTRON LASER 227 31% 6% 610
3 OPTICAL KLYSTRON 193 97% 1% 57
4 WIGGLER 107 55% 1% 132
5 TRANSITION RADIATION 103 57% 1% 122
6 HELICAL WIGGLER 94 94% 0% 33
7 FREE ELECTRON LASERS 84 46% 1% 135
8 WIGGLERS 78 81% 0% 47
9 TESLA TEST FACILITY 67 77% 0% 46
10 SASE FEL 57 69% 1% 49

Journals


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 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS 126 23% 5% 479

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Review of x-ray free-electron laser theory 2007 118 73 97%
X-ray free-electron lasers 2010 145 65 68%
Filling the THz gap - high power sources and applications 2006 100 28 75%
A REVIEW OF FREE-ELECTRON LASERS 1989 174 130 87%
Electron beam brightness in linac drivers for free-electron-lasers 2014 3 107 74%
Harmonic undulator free electron laser and betatron oscillations 2006 17 19 100%
THE PHYSICS OF FREE-ELECTRON LASERS - AN INTRODUCTION 1995 20 39 100%
Free-electron lasers: Vacuum electronic generators of coherent radiation 1999 22 79 77%
SYNCHROTRON-RADIATION 1995 27 17 71%
Transformation optics beyond the manipulation of light trajectories 2015 1 65 25%

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 PARTICLE BEAM PHYS 23 74% 0.2% 17
2 FIS PLICATA 16 30% 0.5% 43
3 HIGH ENERGY ELECT 11 24% 0.4% 38
4 FEL 9 31% 0.3% 25
5 RIC FRASCATI 9 16% 0.6% 52
6 PARTICLE ACCELERATOR PHYS 9 83% 0.1% 5
7 DIPARTIMENTO INNOVAZ 8 24% 0.3% 31
8 PARTICLE PHYS LSVE 8 100% 0.1% 5
9 UNITA TECN SCI TECNOL FIS AVANZATE 8 39% 0.2% 16
10 ACCELERATOR TEST IL 7 36% 0.2% 16

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000019711 GYROTRON//IEEE TRANSACTIONS ON PLASMA SCIENCE//TRAVELING WAVE TUBE TWT
2 0.0000019290 RELATIVISTIC ELECTRONICS//DIFUSAO MAT//MICROWAVE PULSE SHORTENING
3 0.0000018426 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//PARTICLE ACCELERATORS//PROTON ENGN FRONTIER PROJECT
4 0.0000016413 CHANNELING RADIATION//INFN SEZ FERRARA//VOLUME REFLECTION
5 0.0000015985 ADV ACCELERATORS//ELECTRON ACCELERATION//WAKEFIELD ACCELERATORS
6 0.0000008678 EUV LITHOG//UNDULATORS//SPECTROMICROSCOPY
7 0.0000006464 SCI COUNCIL SPECT//POLARIZATIONAL BREMSSTRAHLUNG//UFR PHYS ATOM MOL OPT PL
8 0.0000006351 PHYS BIOL ULTRAFAST SCI TECHNOL//TERAHERTZ//TERAHERTZ TIME DOMAIN SPECTROSCOPY
9 0.0000005517 HIGH CURRENT ELECT//LINEAR TRANSFORMER DRIVER//GAS SWITCH
10 0.0000005086 IMPREGNATED CATHODES//OXIDE CATHODE//SCANDATE CATHODE