Inward diffusion and loss of radiation belt protons Journal of Geophysical Research: Space Physics
收藏NOAA Institutional Repository2023-09-13 更新2026-04-25 收录
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https://doi.org/10.1002/2015ja022154
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资源简介：
Radiationbeltprotonsinthekineticenergyrange24to76MeVarebeingmeasuredbythe RelativisticElectronProtonTelescopeoneachofthetwoVanAllenProbes.Datahavebeenprocessedfor thepurposeofstudyingvariabilityinthetrappedprotonintensityduringOctober2013toAugust2015.Forthelowerenergies( ≲32MeV),equatorialprotonintensitynear L=2showedasteadyincreasethatis consistentwithinwarddiffusionoftrappedsolarprotons,asshownbypositiveradialgradientsinphase spacedensityatfixedvaluesofthefirsttwoadiabaticinvariants.Itispostulatedthattheseprotonsweretrappedwithenhancedefficiencyduringthe7March2012solarprotonevent.Amodelthatincludesradial diffusion,alongwithknowntrappedprotonsourceandlossprocesses,showsthattheobservedaverage
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NOAA
创建时间：
2023-09-13
