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Reentrant albedo proton fluxes measured by the PAMELA experiment
- Source :
- Journal of geophysical research. Space physics (Online) 120 (2015): 3728–3738. doi:10.1002/2015JA021019, info:cnr-pdr/source/autori:Adriani O.; Barbarino G.C.; Bazilevskaya G.A.; Bellotti R.; Boezio M.; Bogomolov E.A.; Bongi M.; Bonvicini V.; Bottai S.; Bruno A.; Cafagna F.; Campana D.; Carlson P.; Casolino M.; Castellini G.; Donato C.D.; De Santis C.; De Simone N.; Di Felice V.; Formato V.; Galper A.M.; Karelin A.V.; Koldashov S.V.; Koldobskiy S.; Krutkov S.Y.; Kvashnin A.N.; Leonov A.; Malakhov V.; Marcelli L.; Martucci M.; Mayorov A.G.; Menn W.; Merge M.; Mikhailov V.V.; Mocchiutti E.; Monaco A.; Mori N.; Munini R.; Osteria G.; Palma F.; Panico B.; Papini P.; Pearce M.; Picozza P.; Ricci M.; Ricciarini S.B.; Sarkar R.; Scotti V.; Simon M.; Sparvoli R.; Spillantini P.; Stozhkov Y.I.; Vacchi A.; Vannuccini E.; Vasilyev G.I.; Voronov S.A.; Yurkin Y.T.; Zampa G.; Zampa N./titolo:Reentrant albedo proton fluxes measured by the PAMELA experiment/doi:10.1002%2F2015JA021019/rivista:Journal of geophysical research. Space physics (Online)/anno:2015/pagina_da:3728/pagina_a:3738/intervallo_pagine:3728–3738/volume:120
- Publication Year :
- 2015
-
Abstract
- We present a precise measurement of downward going albedo proton fluxes for kinetic energy above ~70-MeV performed by the Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics (PAMELA) experiment at an altitude between 350 and 610-km. On the basis of a trajectory tracing simulation, the analyzed protons were classified into quasi-trapped, concentrating in the magnetic equatorial region, and untrapped spreading over all latitudes, including both short-lived (precipitating) and long-lived (pseudotrapped) components. In addition, features of the penumbra region around the geomagnetic cutoff were investigated in detail. PAMELA results significantly improve the characterization of the high-energy albedo proton populations at low-Earth orbits. Key Points A new and accurate study of HE reentrant albedo protons based on PAMELA data Different components identified and reconstructed by trajectory tracing methods Significant fluxes of pseudotrapped protons were found in the penumbra region
- Subjects :
- Materials Chemistry2506 Metals and Alloys
Atmospheric Science
Polymers and Plastics
Soil Science
Aquatic Science
Oceanography
Cosmic rays, Energetic particles: precipitating, Energetic particles: trapped, Charged particle motion and acceleration, Space radiation environment, cosmic rays, reentrant albedo protons, geomagnetic cutoff, satellite experiments, radiation environment, penumbra
Energetic particles: trapped
satellite experiments
Space radiation environment
cosmic rays
Geochemistry and Petrology
Earth and Planetary Sciences (miscellaneous)
geomagnetic cutoff
Physical and Theoretical Chemistry
Water Science and Technology
Earth-Surface Processes
Energetic particles: precipitating
precipitating, Energetic particles: trapped, Charged particle motion and acceleration, Space radiation environment, cosmic rays, reentrant albedo protons, geomagnetic cutoff, satellite experiments, radiation environment, penumbra [Cosmic rays, Energetic particles]
Ecology
Charged particle motion and acceleration
Settore FIS/04
reentrant albedo protons
Paleontology
Forestry
penumbra
radiation environment
Geophysics
Condensed Matter Physics
Space and Planetary Science
Physics::Space Physics
Astrophysics::Earth and Planetary Astrophysics
Subjects
Details
- Language :
- English
- Database :
- OpenAIRE
- Journal :
- Journal of geophysical research. Space physics (Online) 120 (2015): 3728–3738. doi:10.1002/2015JA021019, info:cnr-pdr/source/autori:Adriani O.; Barbarino G.C.; Bazilevskaya G.A.; Bellotti R.; Boezio M.; Bogomolov E.A.; Bongi M.; Bonvicini V.; Bottai S.; Bruno A.; Cafagna F.; Campana D.; Carlson P.; Casolino M.; Castellini G.; Donato C.D.; De Santis C.; De Simone N.; Di Felice V.; Formato V.; Galper A.M.; Karelin A.V.; Koldashov S.V.; Koldobskiy S.; Krutkov S.Y.; Kvashnin A.N.; Leonov A.; Malakhov V.; Marcelli L.; Martucci M.; Mayorov A.G.; Menn W.; Merge M.; Mikhailov V.V.; Mocchiutti E.; Monaco A.; Mori N.; Munini R.; Osteria G.; Palma F.; Panico B.; Papini P.; Pearce M.; Picozza P.; Ricci M.; Ricciarini S.B.; Sarkar R.; Scotti V.; Simon M.; Sparvoli R.; Spillantini P.; Stozhkov Y.I.; Vacchi A.; Vannuccini E.; Vasilyev G.I.; Voronov S.A.; Yurkin Y.T.; Zampa G.; Zampa N./titolo:Reentrant albedo proton fluxes measured by the PAMELA experiment/doi:10.1002%2F2015JA021019/rivista:Journal of geophysical research. Space physics (Online)/anno:2015/pagina_da:3728/pagina_a:3738/intervallo_pagine:3728–3738/volume:120
- Accession number :
- edsair.dedup.wf.001..4a273472cff16347cb5c1b8ef8c7e936
- Full Text :
- https://doi.org/10.1002/2015JA021019