Class information for:
Level 1: BALL LIGHTNING//OPTICAL QUADRATIC NONLINEARITY//WHISPERING GALLERY WAVES

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
19311 446 19.5 30%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
3132 1741 VORTEX TUBE//RANQUE HILSCH VORTEX TUBE//ENERGY SEPARATION

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 BALL LIGHTNING Author keyword 37 67% 7% 33
2 OPTICAL QUADRATIC NONLINEARITY Author keyword 4 75% 1% 3
3 WHISPERING GALLERY WAVES Author keyword 4 56% 1% 5
4 SPACE SOLITONS Author keyword 3 100% 1% 3
5 ARTIFICIAL BALL LIGHTNING BL Author keyword 1 100% 0% 2
6 BALL LIGHTNING BL Author keyword 1 100% 0% 2
7 HESSDALEN LIGHTS Author keyword 1 100% 0% 2
8 INTEGRATED TESTING OPTOELECT DEVICES Address 1 100% 0% 2
9 PLASMA LIFETIME Author keyword 1 50% 0% 2
10 PROC ENERGET Address 1 100% 0% 2

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 BALL LIGHTNING 37 67% 7% 33 Search BALL+LIGHTNING Search BALL+LIGHTNING
2 OPTICAL QUADRATIC NONLINEARITY 4 75% 1% 3 Search OPTICAL+QUADRATIC+NONLINEARITY Search OPTICAL+QUADRATIC+NONLINEARITY
3 WHISPERING GALLERY WAVES 4 56% 1% 5 Search WHISPERING+GALLERY+WAVES Search WHISPERING+GALLERY+WAVES
4 SPACE SOLITONS 3 100% 1% 3 Search SPACE+SOLITONS Search SPACE+SOLITONS
5 ARTIFICIAL BALL LIGHTNING BL 1 100% 0% 2 Search ARTIFICIAL+BALL+LIGHTNING+BL Search ARTIFICIAL+BALL+LIGHTNING+BL
6 BALL LIGHTNING BL 1 100% 0% 2 Search BALL+LIGHTNING+BL Search BALL+LIGHTNING+BL
7 HESSDALEN LIGHTS 1 100% 0% 2 Search HESSDALEN+LIGHTS Search HESSDALEN+LIGHTS
8 PLASMA LIFETIME 1 50% 0% 2 Search PLASMA+LIFETIME Search PLASMA+LIFETIME
9 VAPOUR PHASE ELECTROCHEMISTRY 1 100% 0% 2 Search VAPOUR+PHASE+ELECTROCHEMISTRY Search VAPOUR+PHASE+ELECTROCHEMISTRY
10 PLASMA COMBUSTION 1 40% 0% 2 Search PLASMA+COMBUSTION Search PLASMA+COMBUSTION

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 HIGH VOLTAGE DISCHARGES 3 60% 1% 3
2 TERMOLECULAR IONIC RECOMBINATION 2 67% 0% 2
3 SKB DATA BANK 1 100% 0% 2
4 POSITIVE CORONA 1 17% 1% 3
5 CLOSED LOOPS 0 14% 1% 3
6 ELECTROMAGNETIC KNOTS 0 33% 0% 1
7 DEPOSITION EXPERIMENTS 0 14% 0% 1
8 SLOW AGGREGATION 0 14% 0% 1
9 MAGNETOHYDRODYNAMIC EQUILIBRIUM 0 13% 0% 1
10 METAL DUSTING CORROSION 0 13% 0% 1

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Energy density calculations for ball-lightning-like luminous silicon balls 2010 3 13 92%
PHYSICS OF BALL-LIGHTNING 1993 27 49 33%
OBSERVATIONAL PROPERTIES OF BALL-LIGHTNING 1992 9 23 87%
THE GENERATION OF FRACTAL STRUCTURES IN GASEOUS-PHASE 1995 18 18 33%
The riddle of ball lightning: A review 2006 4 53 58%
PHYSICS OF BALL LIGHTNING 1990 11 19 89%
Ball lightning and other meteorological phenomena 1998 2 14 64%
HIGH-VOLTAGE RF BALL LIGHTNING EXPERIMENTS AND ELECTROCHEMICAL FRACTAL CLUSTERS 1990 7 15 73%
A mechanism to explain the spectrum of Hessdalen Lights phenomenon 2012 0 7 43%
Long-lived plasma formations and problems associated with ball lightning 1997 1 16 50%

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 INTEGRATED TESTING OPTOELECT DEVICES 1 100% 0.4% 2
2 PROC ENERGET 1 100% 0.4% 2
3 MOSCOW RADIOTECH 1 13% 1.3% 6
4 AG EXPT PLASM HYS 1 33% 0.4% 2
5 STATE UNITARY ENTERPRISE MOSCOW RADIOTECH 1 33% 0.4% 2
6 INT FRONTIER GRP EARTHQUAKE 1 50% 0.2% 1
7 NV PUSHKOV TERR MAGNETISM 1 50% 0.2% 1
8 PHYS ELE O PHYS 1 50% 0.2% 1
9 PLASMA CHEM 1 10% 1.3% 6
10 PHYS ELECT CHAIR 0 33% 0.2% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000113030 BOND PROBLEM//TUVINIAN COMPLEX NAT OURCES EXPLORAT//SEISMIC INHOMOGENEITY
2 0.0000091177 MOEBIUS STRIPS//PARTICLE ATTRIBUTES//SCI FANAR 2
3 0.0000069907 ION WATER CLUSTER//BICANONICAL MONTE CARLO MOLECULAR SIMULATION//HYDRATE SHELL
4 0.0000067135 RADIATION FLUXES//PULSED PROC TECHNOL//PARAMETER DISTRIBUTIONS
5 0.0000065938 LANGMUIR SORPTION MODEL//ION CLUSTER BEAM DEPOSITION//IONIZED CLUSTER BEAM TECHNIQUE
6 0.0000063307 LASER SCHLIEREN//UNIV NANO SCI TECHNOL//
7 0.0000056339 QUANTUM DOT QUANTUM WELL QDQW//PHOTON NANOCRYSTAL//NUCLEAR MICROFILTER
8 0.0000051497 PLASMA COSMOLOGY//INF RRC//PLASMA UNIVERSE
9 0.0000049970 QUIM FIS MATEMAT//FISICOQUIM COLOIDES//HETEROAGGREGATION
10 0.0000048508 RIDGED CAVITY//PHOTONUCLEAR INTERACTION//ACTIVE FIELD CLAMP