Search Results - "Desai, M. I."
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The Jovian Auroral Distributions Experiment (JADE) on the Juno Mission to Jupiter
Published in Space science reviews (01-11-2017)“…The Jovian Auroral Distributions Experiment (JADE) on Juno provides the critical in situ measurements of electrons and ions needed to understand the plasma…”
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Variability of Interplanetary Shock and Associated Energetic Particle Properties as a Function of the Time Window Around the Shock
Published in The Astrophysical journal (01-10-2023)“…Abstract We study the effect of sampling windows on derived shock and associated energetic storm particle (ESP) properties in 296 fast-forward interplanetary…”
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The Dynamics of a High Mach Number Quasi-perpendicular Shock: MMS Observations
Published in The Astrophysical journal (10-02-2021)“…Shock parameters at Earth’s bow shock, in rare instances, can approach the Mach numbers predicted at astrophysical shocks and supernova remnants. We present…”
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Multispacecraft Energetic Particle Enhancements Associated with a Single Corotating Interaction Region
Published in The Astrophysical journal (01-02-2024)“…Abstract The radial evolution of particles accelerated at corotating interaction regions (CIRs) is not fully understood, particularly the distance range over…”
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Spectral Properties and the Influence of Coronal Mass Ejections in 3He-rich Solar Energetic Particle Events
Published in The Astrophysical journal (01-10-2024)“…We analyze the spectral properties of 3He and 4He as well as the heavy ions (oxygen, neon, magnesium, silicon, and iron) in 80 3He-rich solar energetic…”
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Comparing Energetic Storm Particle Heavy-ion Properties in Solar Cycles 23 and 24
Published in The Astrophysical journal (01-08-2023)“…Abstract We examine variations in energetic storm particle (ESP) heavy-ion average intensities and energy spectra between ∼0.1 and 75 MeV nucleon −1 at coronal…”
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Parker Solar Probe Encounters the Leg of a Coronal Mass Ejection at 14 Solar Radii
Published in The Astrophysical journal (01-02-2023)“…Abstract We use Parker Solar Probe (PSP) observations to report the first direct measurements of the particle and field environments while crossing the leg of…”
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Source Population and Acceleration Location of Suprathermal Heavy Ions in Corotating Interaction Regions
Published in The Astrophysical journal (20-03-2017)“…We have analyzed the ∼20-320 keV nucleon−1 suprathermal (ST) heavy ion abundances in 41 corotating interaction regions (CIRs) observed by the Wind spacecraft…”
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Integrated Science Investigation of the Sun (ISIS): Design of the Energetic Particle Investigation
Published in Space science reviews (01-12-2016)“…The Integrated Science Investigation of the Sun (ISIS) is a complete science investigation on the Solar Probe Plus (SPP) mission, which flies to within nine…”
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CHARGE-EXCHANGE COUPLING BETWEEN PICKUP IONS ACROSS THE HELIOPAUSE AND ITS EFFECT ON ENERGETIC NEUTRAL HYDROGEN FLUX
Published in The Astrophysical journal (10-03-2014)“…Pickup ions (PUIs) appear to play an integral role in the multi-component nature of the plasma in the interaction between the solar wind (SW) and local…”
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Modeling transport of energetic particles in corotating interaction regions: A case study
Published in Journal of geophysical research. Space physics (01-01-2016)“…We investigate energetic particle transport in corotating interaction regions (CIRs) through a case study. The CIR event we study occurred on 8 February 2008…”
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Observations of the 2022 September 5 Solar Energetic Particle Event at 15 Solar Radii
Published in The Astrophysical journal (01-05-2024)“…Abstract On 2022 September 5, Parker Solar Probe (Parker) observed a large solar energetic particle (SEP) event at the unprecedented distance of only 15 R S…”
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Analyses of ∼0.05–2 MeV Ions Associated with the 2022 February 16 Energetic Storm Particle Event Observed by Parker Solar Probe
Published in The Astrophysical journal (01-12-2023)“…Abstract We present analyses of 0.05–2 MeV ions from the 2022 February 16 energetic storm particle event observed by Parker Solar Probe's (PSP) IS⊙IS/EPI-Lo…”
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Composition and Spectral Properties of the 1 AU Quiet-Time Suprathermal Ion Population During Solar Cycle 23
Published in The Astrophysical journal (10-03-2009)“…We have surveyed the spectral and compositional properties of suprathermal heavy ions during quiet times from 1995 January 1 to 2007 December 31 using…”
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On the differences in composition between solar energetic particles and solar wind
Published in Space science reviews (01-06-2007)“…Issue Title: The Composition of Matter Although the average composition of solar energetic particles (SEPs) and the bulk solar wind are similar in a number of…”
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COROTATING INTERACTION REGION ASSOCIATED SUPRATHERMAL HELIUM ION ENHANCEMENTS AT 1 AU: EVIDENCE FOR LOCAL ACCELERATION AT THE COMPRESSION REGION TRAILING EDGE
Published in The Astrophysical journal (10-04-2012)“…We examined the temporal profiles and peak intensities for 73 corotating interaction region (CIR)-associated suprathermal (~0.1-8 MeV nucleon super(-1)) helium…”
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Abundances and Energy Spectra of Corotating Interaction Region Heavy Ions Observed during Solar Cycle 23
Published in The Astrophysical journal (10-05-2008)“…Using instruments on the ACE spacecraft, we surveyed the heavy-ion spectra and composition over the range He-Fe for 41 corotating interaction regions (CIRs)…”
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INTERPLANETARY PROPAGATION OF SOLAR ENERGETIC PARTICLE HEAVY IONS OBSERVED AT 1 AU AND THE ROLE OF ENERGY SCALING
Published in The Astrophysical journal (20-12-2012)“…We have studied ~0.3 to >100 MeV nucleon super(-1) H, He, O, and Fe in 17 large western hemisphere solar energetic particle events (SEP) to examine whether the…”
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Temporal Evolution of the Latitude and Energy Dependence of the Energetic Neutral Atom Spectral Indices Measured by the Interstellar Boundary Explorer (IBEX) Over the First Nine Years
Published in The Astrophysical journal (20-04-2019)“…We surveyed the temporal evolution of the latitude and energy dependence of the ∼0.5-6 keV energetic neutral atom (ENA) spectral indices in the globally…”
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Proton, helium, and electron spectra during the large solar particle events of October–November 2003
Published in Journal of Geophysical Research - Space Physics (01-09-2005)“…The extraordinary period from late October through early November 2003 was marked by more than 40 coronal mass ejections (CME), eight X‐class flares, and five…”
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