Class information for:
Level 1: ACTIVE EXPERIMENTS//IONOSPHERIC HEATING//IONOSPHERIC MODIFICATION

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
7278 1310 21.5 48%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
933 10422 THEORET PHYS 4//PHYSICS OF PLASMAS//JOURNAL OF PLASMA PHYSICS

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 ACTIVE EXPERIMENTS Author keyword 39 59% 3% 44
2 IONOSPHERIC HEATING Author keyword 23 74% 1% 17
3 IONOSPHERIC MODIFICATION Author keyword 7 50% 1% 10
4 HF HEATING Author keyword 6 58% 1% 7
5 PHILIPS GEOPHYS Address 6 100% 0% 4
6 STIMULATED ELECTROMAGNETIC EMISSIONS Author keyword 6 100% 0% 4
7 HF PUMPING OF THE IONOSPHERE Author keyword 4 75% 0% 3
8 IONOSPHERE HEATING Author keyword 4 75% 0% 3
9 LOIS SPACE Address 3 50% 0% 5
10 HAARP Author keyword 3 100% 0% 3

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 ACTIVE EXPERIMENTS 39 59% 3% 44 Search ACTIVE+EXPERIMENTS Search ACTIVE+EXPERIMENTS
2 IONOSPHERIC HEATING 23 74% 1% 17 Search IONOSPHERIC+HEATING Search IONOSPHERIC+HEATING
3 IONOSPHERIC MODIFICATION 7 50% 1% 10 Search IONOSPHERIC+MODIFICATION Search IONOSPHERIC+MODIFICATION
4 HF HEATING 6 58% 1% 7 Search HF+HEATING Search HF+HEATING
5 STIMULATED ELECTROMAGNETIC EMISSIONS 6 100% 0% 4 Search STIMULATED+ELECTROMAGNETIC+EMISSIONS Search STIMULATED+ELECTROMAGNETIC+EMISSIONS
6 HF PUMPING OF THE IONOSPHERE 4 75% 0% 3 Search HF+PUMPING+OF+THE+IONOSPHERE Search HF+PUMPING+OF+THE+IONOSPHERE
7 IONOSPHERE HEATING 4 75% 0% 3 Search IONOSPHERE+HEATING Search IONOSPHERE+HEATING
8 HAARP 3 100% 0% 3 Search HAARP Search HAARP
9 INCOHERENT SCATTER SPECTRA 3 60% 0% 3 Search INCOHERENT+SCATTER+SPECTRA Search INCOHERENT+SCATTER+SPECTRA
10 ACTIVE PERTURBATION EXPERIMENTS 3 42% 0% 5 Search ACTIVE+PERTURBATION+EXPERIMENTS Search ACTIVE+PERTURBATION+EXPERIMENTS

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 STIMULATED ELECTROMAGNETIC EMISSION 131 90% 4% 56
2 IONOSPHERIC MODIFICATION 122 86% 5% 62
3 POWER RADIO WAVES 113 91% 4% 48
4 ELECTRON CYCLOTRON HARMONICS 106 100% 2% 31
5 ARTIFICIAL AIRGLOW 90 96% 2% 27
6 HEATING EXPERIMENTS 83 67% 6% 74
7 IONOSPHERIC MODIFICATION EXPERIMENTS 81 96% 2% 25
8 POLAR ELECTROJET ANTENNA 68 100% 2% 22
9 IONOSPHERIC HEATING EXPERIMENTS 55 92% 2% 22
10 POLAR ELECTROJET 51 83% 2% 29

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Nonlinear effects in the ionosphere 2007 69 70 99%
Stimulated electromagnetic emissions by high-frequency electromagnetic pumping of the ionospheric plasma 2001 80 123 98%
FULL-SCALE SIMULATIONS OF IONOSPHERIC LANGMUIR TURBULENCE 2013 3 35 89%
THE "SURA" FACILITY: STUDY OF THE ATMOSPHERE AND SPACE (A REVIEW) 2007 13 52 77%
THE HEATING OF THE HIGH-LATITUDE IONOSPHERE BY HIGH-POWER RADIO-WAVES 1989 101 47 87%
POWERFUL ELECTROMAGNETIC WAVES FOR ACTIVE ENVIRONMENTAL RESEARCH IN GEOSPACE 2009 4 115 64%
The earth's ionosphere: A wall-less plasma laboratory 1997 15 47 57%
ARTIFICIAL IONOSPHERIC TURBULENCE (A REVIEW) 1987 14 18 100%
The CERTO Beacon on CASSIOPE/e-POP and Experiments Using High-Power HF Ionospheric Heaters 2015 0 25 40%
SPS SIMULATED EFFECTS OF IONOSPHERIC HEATING ON THE PERFORMANCE OF TELECOMMUNICATION SYSTEMS - A REVIEW OF EXPERIMENTAL RESULTS 1981 2 3 100%

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 PHILIPS GEOPHYS 6 100% 0.3% 4
2 LOIS SPACE 3 50% 0.4% 5
3 ARCTIC ANTARCTIC AANII 2 67% 0.2% 2
4 SERGIEV POSAD BRANCH 2 67% 0.2% 2
5 VSBI 2 50% 0.2% 3
6 UPPSALA 2 12% 1.1% 15
7 AURORAL OBSERV 1 14% 0.8% 10
8 TERR MAGNET IONOSPHERE RADIOWAVE PROPAGAT 1 100% 0.2% 2
9 ELE OMAGNET ENVIRONM 1 14% 0.7% 9
10 KIRUNA 1 33% 0.2% 3

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000146040 OBSERV SERV//IONOSPHERIC PHYSICS//INCOHERENT SCATTER
2 0.0000127743 GLOBAL AND REGIONAL MAPS//PEAK ELECTRON DENSITIES//
3 0.0000108544 STRONG LANGMUIR TURBULENCE//LANGMUIR WAVES//TYPE III BURSTS
4 0.0000092221 TRANSFORMER SENSOR//NEGATIVE ABSORPTION//REACTOR ACCELERATOR DEV
5 0.0000061762 MASER INSTABILITY//Z MODE//AURORAL KILOMETRIC RADIATION
6 0.0000058419 TWO CHANNEL SCATTERING//MULTICHANNEL SCATTERING//IMMERSING METHOD
7 0.0000057770 IONOSPHERIC IRREGULARITIES//SPORADIC E//FARLEY BUNEMAN WAVES
8 0.0000049797 SOLAR ECLIPSE//TOTAL SOLAR ECLIPSE//IONOSPHERE
9 0.0000049244 BACKSCATTER IONOGRAM//IONOSPHERIC SENSING//OBLIQUE BACKSCATTER SOUNDING
10 0.0000047623 RADIATION BELTS//RADIATION BELT//CHORUS WAVES