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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3N8LP5P
Repositorysid.inpe.br/mtc-m21b/2017/01.23.17.23   (restricted access)
Last Update2017:01.23.17.23.38 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2017/01.23.17.23.38
Metadata Last Update2018:06.04.02.27.18 (UTC) administrator
DOI10.1007/s11207-016-1043-6
ISSN0038-0938
1573-093X
Citation KeyFernandesKCCKMPRV:2017:SpTrSo
TitleSpectral trends of solar bursts at sub-THz frequencies
Year2017
Access Date2024, May 15
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size782 KiB
2. Context
Author1 Fernandes, L. O. T.
2 Kaufmann, P.
3 Correia, Emília
4 Castro, C. G. Giménez de
5 Kudaka, A. S.
6 Marun, A.
7 Pereyra, P.
8 Raulin, J. P.
9 Valio, A. B. M.
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JH2C
Group1
2
3 DIDAS-CGCEA-INPE-MCTIC-GOV-BR
Affiliation1 Universidade Presbiteriana Mackenzie
2 Universidade Presbiteriana Mackenzie
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Universidade Presbiteriana Mackenzie
5 Universidade Presbiteriana Mackenzie
6 Instituto de Ciencias Astronómicas, de la Tierra y del Espacio (CONICET)
7 Complejo Astronômico El Leoncito (CONICET)
8 Universidade Presbiteriana Mackenzie
9 Universidade Presbiteriana Mackenzie
Author e-Mail Address1
2 pierrekau@gmail.com
3 ecorreia@craam.mackenzie.br
JournalSolar Physics
Volume292
Number1
Secondary MarkA2_INTERDISCIPLINAR A2_GEOCIÊNCIAS A2_BIOTECNOLOGIA B1_ENGENHARIAS_IV B1_ASTRONOMIA_/_FÍSICA B2_CIÊNCIA_DA_COMPUTAÇÃO
History (UTC)2017-01-23 17:23:38 :: simone -> administrator ::
2017-01-23 17:23:38 :: administrator -> simone :: 2016
2017-01-23 17:26:34 :: simone -> administrator :: 2016 -> 2017
2018-06-04 02:27:18 :: administrator -> simone :: 2017
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsSolar flares · Sub-THz bursts · Sub-THz atmospheric transmission · Radio-bursts spectra
AbstractPrevious sub-THz studies were derived from single-event observations. We here analyze for the first time spectral trends for a larger collection of sub-THz bursts. The collection consists of a set of 16 moderate to small impulsive solar radio bursts observed at 0.2 and 0.4 THz by the Solar Submillimeter-wave Telescope (SST) in 2012 2014 at El Leoncito, in the Argentinean Andes. The peak burst spectra included data from new solar patrol radio telescopes (45 and 90 GHz), and were completed with microwave data obtained by the Radio Solar Telescope Network, when available. We critically evaluate errors and uncertainties in sub-THz flux estimates caused by calibration techniques and the corrections for atmospheric transmission, and introduce a new method to obtain a uniform flux scale criterion for all events. The sub-THz bursts were searched during reported GOES soft X-ray events of class C or larger, for periods common to SST observations. Seven out of 16 events exhibit spectral maxima in the range 5 40 GHz with fluxes decaying at sub-THz frequencies (three of them associated to GOES class X, and four to class M). Nine out of 16 events exhibited the sub-THz spectral component. In five of these events, the sub-THz emission fluxes increased with a separate frequency from that of the microwave spectral component (two classified as X and three as M), and four events have only been detected at sub-THz frequencies (three classified as M and one as C). The results suggest that the THz component might be present throughout, with the minimum turnover frequency increasing as a function of the energy of the emitting electrons. The peculiar nature of many sub-THz burst events requires further investigations of bursts that are examined from SST observations alone to better understand these phenomena.
AreaCEA
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDAS > Spectral trends of...
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4. Conditions of access and use
Languageen
Target Filefernandes-spectral.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policydenypublisher denyfinaldraft12
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3ETR8EH
Citing Item Listsid.inpe.br/bibdigital/2013/10.01.00.07 4
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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