Class information for:
Level 1: BESSEL BEAM//AXICON//NONDIFFRACTING BEAM

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
455 3       OPTICS//JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION//ATMOSPHERIC TURBULENCE 26212
742 2             LASER PHYS CHEM//OPTICS//ORBITAL ANGULAR MOMENTUM 12975
5713 1                   BESSEL BEAM//AXICON//NONDIFFRACTING BEAM 1615

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BESSEL BEAM authKW 1866907 10% 58% 166
2 AXICON authKW 846100 4% 62% 70
3 NONDIFFRACTING BEAM authKW 642237 3% 69% 48
4 DIFFRACTION FREE BEAMS authKW 410627 1% 96% 22
5 BOTTLE BEAM authKW 313296 1% 94% 17
6 LIMITED DIFFRACTION BEAMS authKW 200705 1% 86% 12
7 FUJIAN OPT BEAM TRANSMISS TRANSFORMAT address 175620 1% 100% 9
8 BESSEL GAUSS BEAMS authKW 172241 1% 55% 16
9 X WAVES authKW 150098 1% 77% 10
10 PHOTON MATH OPT GRP address 136996 2% 28% 25

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Optics 38220 63% 0% 1024
2 Acoustics 1145 5% 0% 86
3 Physics, Mathematical 595 6% 0% 97
4 Physics, Multidisciplinary 581 10% 0% 165
5 Physics, Applied 442 13% 0% 217
6 Engineering, Electrical & Electronic 183 9% 0% 144
7 Audiology & Speech-Language Pathology 124 1% 0% 21
8 Physics, Fluids & Plasmas 81 2% 0% 37
9 Physics, Atomic, Molecular & Chemical 43 3% 0% 55
10 Telecommunications 42 2% 0% 33

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FUJIAN OPT BEAM TRANSMISS TRANSFORMAT 175620 1% 100% 9
2 PHOTON MATH OPT GRP 136996 2% 28% 25
3 IMAGE PROC SYST 73726 2% 11% 33
4 O TEORIA SENAL COMUNICAC IT 58540 0% 100% 3
5 DMO 57572 1% 27% 11
6 GRP OPT ESTADIST 52033 0% 67% 4
7 SYST ENGN AUTOMAT ELECT TECHNOL ELECT 39027 0% 100% 2
8 UDR LA S IENZA 39027 0% 100% 2
9 OPT PROBLEMS INFORMAT TECHNOL 34686 0% 44% 4
10 PHOTON MULTISCALE MAT C PHOM 29267 0% 50% 3

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION 34474 8% 1% 133
2 OPTICS COMMUNICATIONS 26296 12% 1% 189
3 OPTICS LETTERS 8753 7% 0% 117
4 APPLIED OPTICS 5974 7% 0% 106
5 JOURNAL OF MODERN OPTICS 5719 3% 1% 44
6 OPTICS EXPRESS 5583 6% 0% 102
7 JOURNAL OF OPTICS A-PURE AND APPLIED OPTICS 4362 1% 1% 22
8 JOURNAL OF OPTICS 2713 1% 1% 19
9 IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL 2659 2% 0% 28
10 OPTIK 2300 2% 0% 37

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 BESSEL BEAM 1866907 10% 58% 166 Search BESSEL+BEAM Search BESSEL+BEAM
2 AXICON 846100 4% 62% 70 Search AXICON Search AXICON
3 NONDIFFRACTING BEAM 642237 3% 69% 48 Search NONDIFFRACTING+BEAM Search NONDIFFRACTING+BEAM
4 DIFFRACTION FREE BEAMS 410627 1% 96% 22 Search DIFFRACTION+FREE+BEAMS Search DIFFRACTION+FREE+BEAMS
5 BOTTLE BEAM 313296 1% 94% 17 Search BOTTLE+BEAM Search BOTTLE+BEAM
6 LIMITED DIFFRACTION BEAMS 200705 1% 86% 12 Search LIMITED+DIFFRACTION+BEAMS Search LIMITED+DIFFRACTION+BEAMS
7 BESSEL GAUSS BEAMS 172241 1% 55% 16 Search BESSEL+GAUSS+BEAMS Search BESSEL+GAUSS+BEAMS
8 X WAVES 150098 1% 77% 10 Search X+WAVES Search X+WAVES
9 ANNULAR TRANSDUCER ARRAY 100353 0% 86% 6 Search ANNULAR+TRANSDUCER+ARRAY Search ANNULAR+TRANSDUCER+ARRAY
10 LOCALIZED WAVES 97557 1% 50% 10 Search LOCALIZED+WAVES Search LOCALIZED+WAVES

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 17486 AIRY BEAM//AIRY GAUSSIAN BEAM//AIRY PULSE
2 36792 ELECTROMAGNETIC MISSILE//ENERGETIC EIGENVALUES//EXCITED ELECTRONIC ENERGIES
3 33989 CONICAL REFRACTION//BIAXIAL CRYSTAL//INTERNAL CONICAL REFRACTION
4 19710 SPECTRAL SWITCH//SPECTRAL ANOMALY//LASER PHYS CHEM
5 7715 CYLINDRICAL VECTOR BEAM//VECTOR DIFFRACTION THEORY//RADIAL POLARIZATION
6 570 ORBITAL ANGULAR MOMENTUM//OPTICAL VORTEX//OPTICAL VORTICES
7 803 LASER PHYS CHEM//TURBULENT ATMOSPHERE//VECTORIAL STRUCTURE
8 38712 GOMEL ENGINEER//BESSEL LIGHT BEAM NONLINEAR CRYSTAL//ELECTRON HOLE DIFFUSION
9 15507 FOCAL SHIFT//FOCAL SWITCH//RADIOMETR PHYS
10 7376 DIFFRACTIVE OPTICAL ELEMENTS//KINOFORM//COMPUTER GENERATED HOLOGRAM

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