Class information for:
Level 1: SOFT X RAY FEL//ACCELERATOR STRUCTURE//ACCELERATING STRUCTURE

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
1369 2             PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//STORAGE RING//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 8459
23970 1                   SOFT X RAY FEL//ACCELERATOR STRUCTURE//ACCELERATING STRUCTURE 351

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SOFT X RAY FEL authKW 287329 1% 80% 4
2 ACCELERATOR STRUCTURE authKW 269372 1% 100% 3
3 ACCELERATING STRUCTURE authKW 221012 2% 31% 8
4 SUPERCONDUCTING CAVITY authKW 214900 4% 16% 15
5 BASIC PL SCI ENGN SBAI S IENZA address 179582 1% 100% 2
6 HIGH GRADIENT STRUCTURES authKW 179582 1% 100% 2
7 NUMERICAL SIMULATION CALCULATION authKW 179582 1% 100% 2
8 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS journal 172788 18% 3% 64
9 TRAVELING WAVE RESONANT RING authKW 119720 1% 67% 2
10 BEAM BREAKUP authKW 119716 1% 33% 4

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Nuclear 15816 61% 0% 215
2 Physics, Particles & Fields 11652 59% 0% 208
3 Nuclear Science & Technology 4726 34% 0% 119
4 Instruments & Instrumentation 3004 29% 0% 103
5 Spectroscopy 2399 23% 0% 80
6 Physics, Multidisciplinary 50 7% 0% 25
7 Physics, Applied 44 10% 0% 36
8 Engineering, Electrical & Electronic 8 6% 0% 20
9 Physics, Fluids & Plasmas 8 2% 0% 6
10 Multidisciplinary Sciences 4 1% 0% 3

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BASIC PL SCI ENGN SBAI S IENZA 179582 1% 100% 2
2 ALLGEMEINE ELEKTROTECHN 89791 0% 100% 1
3 GAML 89791 0% 100% 1
4 GRP MSK 89791 0% 100% 1
5 NIF PHOTON SCI PLICAT 89791 0% 100% 1
6 RFSC GRP 89791 0% 100% 1
7 SHANGHAI CRYOGEN SUPERCONDUCTING 89791 0% 100% 1
8 SHANGHAI PL PHYS SIN 53870 1% 20% 3
9 LNF FRASCATI 51306 1% 29% 2
10 HEAVY ION PHYS 51252 5% 3% 19

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS 172788 18% 3% 64
2 PHYSICAL REVIEW ACCELERATORS AND BEAMS 99701 5% 6% 19
3 CHINESE PHYSICS C 26005 8% 1% 27
4 NUCLEAR SCIENCE AND TECHNIQUES 16717 4% 1% 14
5 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 13419 23% 0% 79
6 HIGH ENERGY PHYSICS AND NUCLEAR PHYSICS-CHINESE EDITION 3829 3% 0% 10
7 JOURNAL OF INSTRUMENTATION 2175 3% 0% 11
8 PARTICLE ACCELERATORS 1969 1% 1% 2
9 IEEE TRANSACTIONS ON NUCLEAR SCIENCE 879 4% 0% 13
10 CONTRIBUTIONS TO PLASMA PHYSICS 319 1% 0% 3

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SOFT X RAY FEL 287329 1% 80% 4 Search SOFT+X+RAY+FEL Search SOFT+X+RAY+FEL
2 ACCELERATOR STRUCTURE 269372 1% 100% 3 Search ACCELERATOR+STRUCTURE Search ACCELERATOR+STRUCTURE
3 ACCELERATING STRUCTURE 221012 2% 31% 8 Search ACCELERATING+STRUCTURE Search ACCELERATING+STRUCTURE
4 SUPERCONDUCTING CAVITY 214900 4% 16% 15 Search SUPERCONDUCTING+CAVITY Search SUPERCONDUCTING+CAVITY
5 HIGH GRADIENT STRUCTURES 179582 1% 100% 2 Search HIGH+GRADIENT+STRUCTURES Search HIGH+GRADIENT+STRUCTURES
6 NUMERICAL SIMULATION CALCULATION 179582 1% 100% 2 Search NUMERICAL+SIMULATION+CALCULATION Search NUMERICAL+SIMULATION+CALCULATION
7 TRAVELING WAVE RESONANT RING 119720 1% 67% 2 Search TRAVELING+WAVE+RESONANT+RING Search TRAVELING+WAVE+RESONANT+RING
8 BEAM BREAKUP 119716 1% 33% 4 Search BEAM+BREAKUP Search BEAM+BREAKUP
9 HIGHER ORDER MODES 119373 3% 12% 11 Search HIGHER+ORDER+MODES Search HIGHER+ORDER+MODES
10 HIGH BRIGHTNESS BEAMS 115442 1% 43% 3 Search HIGH+BRIGHTNESS+BEAMS Search HIGH+BRIGHTNESS+BEAMS

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 21789 DIELECTRIC WAKEFIELD ACCELERATOR//INVERSE SMITH PURCELL EFFECT//DIELECTRIC GRATING ACCELERATOR
2 27133 PROTON ENGN FRONTIER PROJECT//PEFP//KOMAC
3 13148 PHOTOCATHODE//METALLIC PHOTOCATHODES//PHOTOINJECTOR
4 16821 SUPERCONDUCTING RF CAVITIES//SUPERCONDUCTING CAVITY//SUPERCONDUCTING ACCELERATOR CAVITIES
5 30248 SINGLE BUNCH ELECTRON BEAM//BEAM INDUCED FIELD//COLLINEAR LOAD
6 27325 CAVITY BEAM POSITION MONITOR//BEAMCAL//LASER WIRE
7 17748 LASER COMPTON SCATTERING//COMPTON BACKSCATTERING//NUCLEAR RESONANCE FLUORESCENCE
8 19785 BEAM BEAM INTERACTION//BEAM BEAM EFFECT//CIRCULAR COLLIDERS
9 33988 MICROWAVE PULSE COMPRESSION//BRAGG TYPE SCATTERING//DIAMOND SWITCH
10 17645 MULTIPACTOR//AURORA SOFTWARE TESTING SL//ELECTRON CLOUD

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