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1. Identity statement
Reference TypeConference Paper (Conference Proceedings)
Siteplutao.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W/3KBB3R8
Repositorysid.inpe.br/plutao/2015/09.29.17.43   (restricted access)
Last Update2015:09.29.17.56.03 (UTC) administrator
Metadata Repositorysid.inpe.br/plutao/2015/09.29.17.43.28
Metadata Last Update2018:06.04.23.39.46 (UTC) administrator
Labelself-archiving-INPE-MCTI-GOV-BR
Citation KeyKozaiMKSKBERLSTDHSASK:2013:SpDeGr
TitleThe spatial density gradient of galactic cosmic rays and its solar cycle variation observed with the Global Muon Detector Network
Year2013
Access Date2024, May 18
Secondary TypePRE CI
Number of Files1
Size176 KiB
2. Context
Author 1 Kozai, Masayoshi
 2 Munakata, Kazuoki
 3 Kato, Chihiro
 4 S. , Yasue
 5 Kuwabara, Takao
 6 Bieber, John W.
 7 Evenson, Paul
 8 Rockenbach, Marlos
 9 Lago, Alisson Dal
10 Schuch, Nelson Jorge
11 Tokumaru, Munetoshi
12 Duldig, Marcus L.
13 Humble, John E.
14 Sabbah, Ismail
15 Al Jassar, Hala K.
16 Sharma, Madan M.
17 Kóta, Jozsef
Resume Identifier 1
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 9 8JMKD3MGP5W/3C9JGH3
10 8JMKD3MGP5W/3C9JHUD
Group 1
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 9 DGE-CEA-INPE-MCTI-GOV-BR
10 CRS-CCR-INPE-MCTI-GOV-BR
Affiliation 1
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 9 Instituto Nacional de Pesquisas Espaciais (INPE)
10 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address 1
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 9 alisson.dallago@inpe.br
10 njschuch@lacesm.ufsm.br
e-Mail Addressmarcelo.pazos@inpe.br
Conference NameInternational Cosmic Ray Conference, 33. The Astroparticle Physics Conference.
Conference LocationRio De Janeiro
Pages4pp
Secondary MarkB1_GEOCIÊNCIAS B1_ENGENHARIAS_I B1_ANTROPOLOGIA_/_ARQUEOLOGIA B4_ASTRONOMIA_/_FÍSICA B4_SOCIOLOGIA
History (UTC)2015-09-29 17:43:28 :: marcelo.pazos@sid.inpe.br -> administrator ::
2015-09-29 17:56:03 :: administrator :: 2014 -> 2013
2018-06-04 23:39:46 :: administrator -> marcelo.pazos@inpe.br :: 2013
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsdiurnal anisotropy
north-south anisotropy
heliospheric modulation of galactic cosmic rays
solar cycle variation of the cosmic ray density gradient
AbstractWe derive the long-term variation of the three-dimensional (3D) anisotropy of approximately 60 GV galactic cosmic rays (GCRs) from the data observed with the Global Muon Detector Network (GMDN) on an hourly basis and compare it with the variation deduced from a conventional analysis of the data recorded by a single muon detector at Nagoya in Japan. The conventional analysis uses a north-south (NS) component responsive to slightly higher rigidity (approximately 80 GV) GCRs and an ecliptic component responsive to the same rigidity as the GMDN. In contrast, the GMDN provides all components at the same rigidity simultaneously. It is confirmed that the temporal variations of the 3D anisotropy vectors including the NS component derived from two analyses are fairly consistent with each other as far as the yearly mean value is concerned. We particularly compare the NS anisotropies deduced from two analyses statistically by analyzing the distributions of the NS anisotropy on hourly and daily bases. It is found that the hourly mean NS anisotropy observed by Nagoya shows a larger spread than the daily mean due to the local time-dependent contribution from the ecliptic anisotropy. The NS anisotropy derived from the GMDN, on the other hand, shows similar distribution on both the daily and hourly bases, indicating that the NS anisotropy is successfully observed by the GMDN, free from the contribution of the ecliptic anisotropy. By analyzing the NS anisotropy deduced from neutron monitor (NM) data responding to lower rigidity (approximately 17 GV) GCRs, we qualitatively confirm the rigidity dependence of the NS anisotropy in which the GMDN has an intermediate rigidity response between NMs and Nagoya. From the 3D anisotropy vector (corrected for the solar wind convection and the Compton-Getting effect arising from the Earths orbital motion around the Sun), we deduce the variation of each modulation parameter, i.e., the radial and latitudinal density gradients and the parallel mean free path for the pitch angle scattering of GCRs in the turbulent interplanetary magnetic field. We show the derived density gradient and mean free path varying with the solar activity and magnetic cycles.
AreaCEA
Typejournal article
Arrangement 1urlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDGE > The spatial density...
Arrangement 2urlib.net > BDMCI > Fonds > Produção anterior à 2021 > CRCRS > The spatial density...
doc Directory Contentaccess
source Directory Contentthere are no files
agreement Directory Content
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4. Conditions of access and use
Languageen
Target FileThe spatial density gradient of galactic.pdf
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Update Permissionnot transferred
5. Allied materials
LinkingTrabalho não Vinculado à Tese/Dissertação
Mirror Repositoryiconet.com.br/banon/2006/11.26.21.31
Next Higher Units8JMKD3MGPCW/3EU29DP
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Host Collectiondpi.inpe.br/plutao@80/2008/08.19.15.01
6. Notes
Empty Fieldsarchivist booktitle callnumber copyholder copyright creatorhistory date descriptionlevel dissemination doi edition editor format isbn issn lineage mark nextedition notes numberofvolumes orcid organization parameterlist parentrepositories previousedition previouslowerunit progress project publisher publisheraddress rightsholder schedulinginformation secondarydate secondarykey serieseditor session shorttitle sponsor subject tertiarytype url volume
7. Description control
e-Mail (login)marcelo.pazos@inpe.br
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