Class information for:
Level 1: LASER NON LINEAR QUANTUM OPT S//LASER NONLINEAR QUANTUM OPT S//PULSED GAS JET

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
141 3       PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL 66180
1893 2             OPTICS//PHYSICAL REVIEW A//SUPERRADIANCE 6304
15876 1                   LASER NON LINEAR QUANTUM OPT S//LASER NONLINEAR QUANTUM OPT S//PULSED GAS JET 713

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LASER NON LINEAR QUANTUM OPT S address 265211 1% 100% 6
2 LASER NONLINEAR QUANTUM OPT S address 141444 1% 80% 4
3 PULSED GAS JET authKW 88404 0% 100% 2
4 SIX WAVE MIXINGS authKW 88404 0% 100% 2
5 VUV XUV COHERENT RADIATION authKW 88404 0% 100% 2
6 IR SIGNALS authKW 58934 0% 67% 2
7 3 PHOTON REMPI authKW 44202 0% 100% 1
8 A E 1U STATE OF LI 2 authKW 44202 0% 100% 1
9 ABNORMAL PRESSURE EFFECTS authKW 44202 0% 100% 1
10 AXIAL AND CONICAL EMISSION COMPONENTS authKW 44202 0% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Optics 12388 55% 0% 389
2 Physics, Atomic, Molecular & Chemical 3113 27% 0% 189
3 Physics, Applied 834 24% 0% 171
4 Physics, Multidisciplinary 473 13% 0% 94
5 Spectroscopy 226 5% 0% 39
6 Engineering, Electrical & Electronic 215 13% 0% 90
7 Chemistry, Physical 20 7% 0% 50
8 Instruments & Instrumentation 3 2% 0% 11
9 Physics, Nuclear -1 0% 0% 3
10 Engineering, General -2 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LASER NON LINEAR QUANTUM OPT S 265211 1% 100% 6
2 LASER NONLINEAR QUANTUM OPT S 141444 1% 80% 4
3 LASER NON IINEAR QUANTUM OPT S 44202 0% 100% 1
4 OPTIC PHYS ENGN 44202 0% 100% 1
5 SAN FRANCISCO LASER CHEM 44202 0% 100% 1
6 PHYS CHEM MAT TECHNOL 42997 1% 16% 6
7 AKADEMPRIBOR SCI PROD ENTERPRISE 22100 0% 50% 1
8 AKADEMPRIBOR PROD ASSOC 10397 0% 12% 2
9 OPT PHYS ENGN 9123 1% 4% 5
10 ACQAO 7365 0% 17% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY 32397 5% 2% 34
2 AIP CONFERENCE PROCEEDINGS 18041 4% 1% 28
3 KVANTOVAYA ELEKTRONIKA 16175 7% 1% 49
4 PHYSICAL REVIEW A 7678 15% 0% 109
5 OPTICS COMMUNICATIONS 7459 9% 0% 67
6 OPTIKA I SPEKTROSKOPIYA 4333 4% 0% 26
7 IEEE JOURNAL OF QUANTUM ELECTRONICS 3184 4% 0% 25
8 JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 2443 4% 0% 25
9 CHINESE PHYSICS-ENGLISH TR 2356 1% 1% 7
10 OPTICS LETTERS 2300 6% 0% 40

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PULSED GAS JET 88404 0% 100% 2 Search PULSED+GAS+JET Search PULSED+GAS+JET
2 SIX WAVE MIXINGS 88404 0% 100% 2 Search SIX+WAVE+MIXINGS Search SIX+WAVE+MIXINGS
3 VUV XUV COHERENT RADIATION 88404 0% 100% 2 Search VUV+XUV+COHERENT+RADIATION Search VUV+XUV+COHERENT+RADIATION
4 IR SIGNALS 58934 0% 67% 2 Search IR+SIGNALS Search IR+SIGNALS
5 3 PHOTON REMPI 44202 0% 100% 1 Search 3+PHOTON+REMPI Search 3+PHOTON+REMPI
6 A E 1U STATE OF LI 2 44202 0% 100% 1 Search A+E+1U+STATE+OF+LI+2 Search A+E+1U+STATE+OF+LI+2
7 ABNORMAL PRESSURE EFFECTS 44202 0% 100% 1 Search ABNORMAL+PRESSURE+EFFECTS Search ABNORMAL+PRESSURE+EFFECTS
8 AXIAL AND CONICAL EMISSION COMPONENTS 44202 0% 100% 1 Search AXIAL+AND+CONICAL+EMISSION+COMPONENTS Search AXIAL+AND+CONICAL+EMISSION+COMPONENTS
9 CASCADE EMISSIONS 44202 0% 100% 1 Search CASCADE+EMISSIONS Search CASCADE+EMISSIONS
10 COHERENCE RELAXATION TIMES CRTS 44202 0% 100% 1 Search COHERENCE+RELAXATION+TIMES+CRTS Search COHERENCE+RELAXATION+TIMES+CRTS

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 18648 INTENSE BICHROMATIC DRIVING FIELDS//SUBHARMONIC RESONANCES//TERAHERTZ GAP
2 22312 MAT SPECT//COMET TAIL SYSTEM//FOURTH POSITIVE SYSTEM
3 10642 CREAT INITIAT CONTROL REACT DYNAM//ZEKE SPECTROSCOPY//SECOND NEGATIVE SYSTEM
4 15312 QUANTUM OPT ENGN//COHERENT PHOTO EXCITATION//FANO MODEL
5 33162 TWO PHOTON GAIN//TWO PHOTON LASING//TWO PHOTON LASER
6 8495 STIMULATED RAMAN SCATTERING//STIMULATED ROTATIONAL RAMAN SCATTERING//FOUR WAVE RAMAN MIXING
7 13229 LASER INDUCED GRATINGS//LASER INDUCED THERMAL ACOUSTICS//TWO COLOR RESONANT FOUR WAVE MIXING
8 24051 IONIC EXCIMER//ELE ON PROC//ATOMIC EXCITATION BY ELECTRON IMPACT
9 7242 NUCLEAR PUMPED LASER//FAK PHYS E12//NUCLEAR EXCITED PLASMA
10 25797 MQDO METHOD//MQDO APPROACH//RYDBERG ELECTRONIC TRANSITIONS

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