Class information for:
Level 1: ULTRA HIGH ENERGY COSMIC RAYS//EXTENSIVE AIR SHOWERS//ASTROPARTICLE PHYSICS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1057 2879 32.0 51%


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
19 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 523489
8 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 146114
1801 2             ULTRA HIGH ENERGY COSMIC RAYS//ASTROPARTICLE PHYSICS//EXTENSIVE AIR SHOWERS 6289
1057 1                   ULTRA HIGH ENERGY COSMIC RAYS//EXTENSIVE AIR SHOWERS//ASTROPARTICLE PHYSICS 2879

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ULTRA HIGH ENERGY COSMIC RAYS authKW 2293842 9% 80% 270
2 EXTENSIVE AIR SHOWERS authKW 1532064 7% 68% 213
3 ASTROPARTICLE PHYSICS journal 1034726 15% 22% 444
4 COSMIC RAYS authKW 920830 21% 14% 601
5 PIERRE AUGER OBSERVATORY authKW 658871 2% 96% 65
6 AIR SHOWERS authKW 547199 3% 69% 75
7 RADIO DETECTION authKW 542836 2% 87% 59
8 PROZESSDATENVERARBEITUNG ELEKT address 511824 2% 72% 67
9 MASS COMPOSITION authKW 438236 2% 92% 45
10 UHECR authKW 350582 2% 72% 46

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Physics, Particles & Fields 108897 63% 1% 1826
2 Astronomy & Astrophysics 32397 44% 0% 1269
3 Physics, Nuclear 19540 25% 0% 718
4 Nuclear Science & Technology 4153 12% 0% 338
5 Spectroscopy 3672 10% 0% 297
6 Physics, Multidisciplinary 3532 17% 0% 499
7 Instruments & Instrumentation 3478 12% 0% 333
8 Geochemistry & Geophysics 20 1% 0% 42
9 Physics, Mathematical 10 1% 0% 36
10 Literature, British Isles 0 0% 0% 1

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 PROZESSDATENVERARBEITUNG ELEKT 511824 2% 72% 67
2 MENDOZA 254799 1% 83% 29
3 TECNOL DETECC ASTROPARTICULAS 220862 1% 77% 27
4 EXPT KERNPHYS IEKP 212323 1% 69% 29
5 IST FIS SPAZIO INTERPLANETARIO INAF 197398 1% 85% 22
6 EEIMVR 179187 1% 46% 37
7 FIS ROSARIO IFIR 169646 1% 57% 28
8 REG BUENOS AI 148620 1% 37% 38
9 NAZL GRAN SASSO 146189 4% 12% 115
10 INVEST LASE LICAC 140535 1% 51% 26

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ASTROPARTICLE PHYSICS 1034726 15% 22% 444
2 NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS 86730 9% 3% 249
3 JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 43544 6% 2% 179
4 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 22327 10% 1% 297
5 JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 13117 3% 2% 83
6 PHYSICAL REVIEW D 8280 8% 0% 238
7 IZVESTIYA AKADEMII NAUK SERIYA FIZICHESKAYA 7280 2% 1% 48
8 INTERNATIONAL JOURNAL OF MODERN PHYSICS A 6251 3% 1% 75
9 NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA C-GEOPHYSICS AND SPACE PHYSICS 5711 1% 3% 18
10 NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA C-COLLOQUIA ON PHYSICS 4798 1% 2% 20

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 ULTRA HIGH ENERGY COSMIC RAYS 2293842 9% 80% 270 Search ULTRA+HIGH+ENERGY+COSMIC+RAYS Search ULTRA+HIGH+ENERGY+COSMIC+RAYS
2 EXTENSIVE AIR SHOWERS 1532064 7% 68% 213 Search EXTENSIVE+AIR+SHOWERS Search EXTENSIVE+AIR+SHOWERS
3 COSMIC RAYS 920830 21% 14% 601 Search COSMIC+RAYS Search COSMIC+RAYS
4 PIERRE AUGER OBSERVATORY 658871 2% 96% 65 Search PIERRE+AUGER+OBSERVATORY Search PIERRE+AUGER+OBSERVATORY
5 AIR SHOWERS 547199 3% 69% 75 Search AIR+SHOWERS Search AIR+SHOWERS
6 RADIO DETECTION 542836 2% 87% 59 Search RADIO+DETECTION Search RADIO+DETECTION
7 MASS COMPOSITION 438236 2% 92% 45 Search MASS+COMPOSITION Search MASS+COMPOSITION
8 UHECR 350582 2% 72% 46 Search UHECR Search UHECR
9 HIGH ENERGY COSMIC RAYS 244351 1% 59% 39 Search HIGH+ENERGY+COSMIC+RAYS Search HIGH+ENERGY+COSMIC+RAYS
10 AIR FLUORESCENCE 193429 1% 79% 23 Search AIR+FLUORESCENCE Search AIR+FLUORESCENCE

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 KAMPERT, KH , UNGER, M , (2012) MEASUREMENTS OF THE COSMIC RAY COMPOSITION WITH AIR SHOWER EXPERIMENTS.ASTROPARTICLE PHYSICS. VOL. 35. ISSUE 10. P. 660 -678 103 88% 83
2 NAGANO, M , WATSON, AA , (2000) OBSERVATIONS AND IMPLICATIONS OF THE ULTRAHIGH-ENERGY COSMIC RAYS.REVIEWS OF MODERN PHYSICS. VOL. 72. ISSUE 3. P. 689 -732 117 77% 525
3 HUEGE, T , (2016) RADIO DETECTION OF COSMIC RAY AIR SHOWERS IN THE DIGITAL ERA.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 620. ISSUE . P. 1 -52 77 88% 5
4 LETESSIER-SELVON, A , STANEV, T , (2011) ULTRAHIGH ENERGY COSMIC RAYS.REVIEWS OF MODERN PHYSICS. VOL. 83. ISSUE 3. P. 907 -942 107 78% 53
5 GIBBS, K , GILLER, M , GIUDICE, N , GLASER, C , GLASS, H , BERISSO, MG , VITALE, PFG , GONCALVES, P , GONZALEZ, JG , GONZALEZ, N , ET AL (2015) THE PIERRE AUGER COSMIC RAY OBSERVATORY.NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT. VOL. 798. ISSUE . P. 172 -213 78 87% 14
6 PAUL, T , REUCROFT, S , SWAIN, J , ANCHORDOQUI, L , (2003) ULTRAHIGH ENERGY COSMIC RAYS: THE STATE OF THE ART BEFORE THE AUGER OBSERVATORY.INTERNATIONAL JOURNAL OF MODERN PHYSICS A. VOL. 18. ISSUE 13. P. 2229 -2366 206 48% 80
7 MARIS, IC , LAUTRIDOU, P , LE COZ, S , LEAO, MSAB , LEBRUN, D , LEBRUN, P , DE OLIVEIRA, MAL , LETESSIER-SELVON, A , LHENRY-YVON, I , LINK, K , ET AL (2014) DEPTH OF MAXIMUM OF AIR-SHOWER PROFILES AT THE PIERRE AUGER OBSERVATORY. I. MEASUREMENTS AT ENERGIES ABOVE 10(17.8) EV.PHYSICAL REVIEW D. VOL. 90. ISSUE 12. P. - 65 96% 35
8 TORRES, DF , ANCHORDOQUI, LA , (2004) ASTROPHYSICAL ORIGINS OF ULTRAHIGH ENERGY COSMIC RAYS.REPORTS ON PROGRESS IN PHYSICS. VOL. 67. ISSUE 9. P. 1663 -1730 186 46% 70
9 KOTERA, K , OLINTO, AV , (2011) THE ASTROPHYSICS OF ULTRAHIGH-ENERGY COSMIC RAYS.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, VOL 49. VOL. 49. ISSUE . P. 119 -153 120 48% 107
10 BEATTY, JJ , WESTERHOFF, S , (2009) THE HIGHEST-ENERGY COSMIC RAYS.ANNUAL REVIEW OF NUCLEAR AND PARTICLE SCIENCE. VOL. 59. ISSUE . P. 319-345 83 83% 20

Classes with closest relation at Level 1


Rank Class id link
1 27679 DOUBLE AIR SHOWERS//EXPTL THEORET PHYS//G78221
2 3031 NEUTRINO TELESCOPE//DIENST ELEM//NEUTRINO TELESCOPES
3 14821 STARS INDIVIDUAL CYGNUS X 3//STARS INDIVIDUAL CYG X 3//X RAYS INDIVIDUAL CYGNUS X 3
4 15201 DISORIENTED CHIRAL CONDENSATES//PHOTON MULTIPLICITY DETECTOR//EMULSION CHAMBER
5 4213 FRED LAWRENCE WHIPPLE OBSERV//GAMMA RAY ASTRONOMY//CHERENKOV TELESCOPES
6 32113 SWIERK COMP//LHAASO//WCDA
7 2531 COSMIC RAYS//COSMIC RAY THEORY//SEZ ROME TOR VERGATA
8 4228 ISM SUPERNOVA REMNANTS//ACCELERATION OF PARTICLES//SUPERNOVA REMNANTS
9 37353 OPTICAL ANALOG SIGNAL TRANSMISSION//COOLED LEDS//GALVANICALLY ISOLATED AMPLIFIER
10 11155 GALAXIES MAGNETIC FIELDS//ISM MAGNETIC FIELDS//GALAXIES SPIRAL

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