Search Results - "Alves Bolzan, Mauricio José"

Long‐Term Variations of the Geomagnetic Activity: A Comparison Between the Strong and Weak Solar Activity Cycles and Implications for the Space Climate by Hajra, Rajkumar, Franco, Adriane, Echer, Ezequiel, Bolzan, Mauricio

“…We study the long‐term variations of geomagnetic activity using more than five solar cycles of geomagnetic and solar wind observations. From the Dst index…”
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Correlation length around Mars: A statistical study with MEX and MAVEN observations by Souza Franco, Adriane Marques, Fränz, Markus, Echer, Ezequiel, Alves Bolzan, Mauricio José

“…Correlation lengths of ultra‐low‐frequency (ULF) waves around Mars were computed for the first time, using data from MEX (electron density from 2004 to 2015)…”
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Seasonal features of geomagnetic activity: a study on the solar activity dependence by Marques de Souza Franco, Adriane, Hajra, Rajkumar, Echer, Ezequiel, Bolzan, Mauricio José Alves

“…Seasonal features of geomagnetic activity and their solar-wind–interplanetary drivers are studied using more than five solar cycles of geomagnetic activity and…”
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ULF Waves Propagating Through the Martian Magnetosheath into the Ionosphere: A Statistical Study Using Mars Express Observations by Franco, Adriane Marques de Souza, Echer, Ezequiel, Fraenz, Markus, Bolzan, Mauricio José Alves

“…The Martian magnetosphere is induced, and the low-energy ion escape is related to the extreme ultraviolet (EUV) solar radiation and to the solar wind pressure…”
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Cross-correlation and cross-wavelet analyses of the solar wind IMF Bz and auroral electrojet index AE coupling during HILDCAAs by Adriane Marques de Souza, Echer, Ezequiel, Alves Bolzan, Mauricio José, Hajra, Rajkumar

“…Solar-wind–geomagnetic activity coupling during high-intensity long-duration continuous AE (auroral electrojet) activities (HILDCAAs) is investigated in this…”
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Wavelet analysis of the magnetotail response to solar wind fluctuations during HILDCAA events by Marques de Souza Franco, Adriane, Echer, Ezequiel, José Alves Bolzan, Mauricio

“…In this work a study of the effects of the high-intensity long-duration continuous AE activity (HILDCAAs) events in the magnetotail was conducted. The aim of…”
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Intermittency analysis of geomagnetic storm time-series observed in Brazil by Bolzan, Maurício José Alves, Sahai, Yogeshwar, Fagundes, Paulo Roberto, Rosa, Reinaldo Roberto, Ramos, Fernando Manuel, Abalde, José Ricardo

“…In this paper, we present and discuss the results of the statistical analysis applied to the geomagnetic field H-component (temporal resolution 1 min) observed…”
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Cross-correlation and cross-wavelet analyses of the solar wind IMF B z and auroral electrojet index AE coupling during HILDCAAs by Marques de Souza, Adriane, Echer, Ezequiel, Bolzan, Mauricio José Alves, Hajra, Rajkumar

“…Solar-wind–geomagnetic activity coupling during high-intensity long-duration continuous AE (auroral electrojet) activities (HILDCAAs) is investigated in this…”
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Global geomagnetic responses to the IMF Bz fluctuations during the September/October 2003 high-speed stream intervals by Echer, Ezequiel, Korth, Axel, Alves Bolzan, Mauricio José, Reinhard Hans Walter Friedel

“…In this paper, we follow the coupling from the solar wind to the Earth's magnetotail, geosynchronous orbit, auroral zone and to the ground, during periods of…”
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Earth’s magnetotail variability during supersubstorms (SSSs): A study on solar wind–magnetosphere–ionosphere coupling by Hajra, Rajkumar, Echer, Ezequiel, Franco, Adriane Marques de Souza, Bolzan, Mauricio José Alves

“…Supersubstorm (SSS) events are associated with extremely intense westward auroral electrojet currents (the minimum SuperMAG AL or SML <-2500nT) resulting from…”
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Solar-Wind High-Speed Stream (HSS) Alfvén Wave Fluctuations at High Heliospheric Latitudes: Ulysses Observations During Two Solar-Cycle Minima by Echer, Ezequiel, Franco, Adriane Marques de Souza, da Costa Junior, Edio, Hajra, Rajkumar, Bolzan, Mauricio José Alves

“…We study Alfvén wave fluctuations in solar-wind high-speed streams (HSSs) at high heliolatitudes during the last two solar-cycle minima (SCM). Solar-wind…”
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Identification of the planetary magnetosphere boundaries with the wavelet multi-resolution analysis by Bolzan, Mauricio José Alves, Echer, Ezequiel, de Souza Franco, Adriane Marques, Hajra, Rajkumar

“…The study of the properties and variations of planetary boundaries such as magnetosheaths and bow shocks is an important subject for magnetospheric dynamics…”
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Global geomagnetic responses to the IMF B z fluctuations during the September/October 2003 high-speed stream intervals by Echer, Ezequiel, Korth, Axel, Bolzan, Mauricio José Alves, Friedel, Reinhard Hans Walter

“…In this paper, we follow the coupling from the solar wind to the Earth's magnetotail, geosynchronous orbit, auroral zone and to the ground, during periods of…”
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Generalized thermostatistics and wavelet analysis of solar wind and proton density variability by José Alves Bolzan, Maurício, Roberto Rosa, Reinaldo, Manuel Ramos, Fernando, Roberto Fagundes, Paulo, Sahai, Yogeshwar

“…In this paper, we analyze the probability density function (PDF) of solar wind velocity and proton density, based on generalized thermostatistics (GT)…”
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Atmospheric turbulence within and above an Amazon forest by Ramos, Fernando Manuel, Bolzan, Maurı́cio José Alves, Abreu Sá, Leonardo Deane, Rosa, Reinaldo Roberto

“…In this paper, we discuss the impact of a rain forest canopy on the statistical characteristics of atmospheric turbulence. This issue is of particular interest…”
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Comparison of GPS-TEC measurements with IRI2012-TEC predictions in the Brazilian sector during the unusual solar minimum 2009 by de Abreu, Alessandro, Martin, Inacio, de Jesus, Rodolfo, Bolzan, Mauricio, Venkatesh, Kavutarapu, Fagundes, Paulo, Alves, Mauro, Gende, Mauricio, Kumar, Sanjay

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Cross-correlation and cross-wavelet analyses of the solar wind IMF B.sub.z and auroral electrojet index AE coupling during HILDCAAs by Marques de Souza, Adriane, Echer, Ezequiel, Bolzan, Mauricio José Alves, Hajra, Rajkumar

“…Solar-wind-geomagnetic activity coupling during high-intensity long-duration continuous AE (auroral electrojet) activities (HILDCAAs) is investigated in this…”
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Global geomagnetic responses to the IMF B.sub.z fluctuations during the September/October 2003 high-speed stream intervals by Echer, Ezequiel, Korth, Axel, Bolzan, Mauricio José Alves, Friedel, Reinhard Hans Walter

“…In this paper, we follow the coupling from the solar wind to the Earth's magnetotail, geosynchronous orbit, auroral zone and to the ground, during periods of…”
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Transformada em ondeleta: uma necessidade by Maurício José Alves Bolzan

“…O objetivo deste trabalho é demonstrar, dentro de um contexto histórico, a necessidade de se usar a transformada em ondeletas. Experimentos computacionais…”
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Análise da transformada em ondeletas aplicada em sinal geofísico by Maurício José Alves Bolzan

“…É mostrada uma análise em ondeletas aplicada em um sinal geofísico, número de manchas solares. Para isso, é dado uma introdução teórica sobre a Transformada em…”
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