activity
20122026
most citedThe Structure of the Local Hot Bubble

88 citations · 243 across the 15 of their papers we have counts for

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Showing astro-ph.SRShow all

12 papers · 1 filter

astro-ph.SR2026

A Catalog of Automatically Identified Multi-Signature ICMEs Observed by Solar Orbiter

Felix N. Minta, Stefano A. Livi, George C. Ho +2

In this study, we present a catalog of 138 interplanetary coronal mass ejections (ICMEs) identified using multiple distance-normalized ICME criteria within sliding time windows app…

astro-ph.SR2026

The Non-Eruptive Reconfiguration of a Quiescent Filament After a Nearby Active Region Emergence

James McKevitt, Louise Harra, Gherardo Valori +13

The unpredictability of solar filament eruptions presents major challenges for forecasting space weather, as such eruptions frequently drive coronal mass ejections (CMEs) that impa…

astro-ph.SR2025

Alfvénic solar wind intervals observed by Solar Orbiter: Exploiting the capability of the SWA plasma suite and source region investigation

R. D'Amicis, J. M. Raines, S. Benella +32

Fast and slow solar wind have distinct properties linked to their solar sources.Alfvénic slow wind complicates the usual speed-based classification, especially at intermediate spee…

astro-ph.SR2025

Proton specific entropy as a proxy for the charge state ratio over heliocentric distance

Jack D. Collard, Tamar Ervin, Ryan M. Dewey +10

While the fast solar wind has well-established origins in coronal holes, the source of the slow solar wind remains uncertain. Compositional metrics, such as heavy ion charge state…

astro-ph.SR2025

Observational Constraints on the Radial Evolution of O Temperature and Differential Flow in the Inner Heliosphere

Yeimy J. Rivera, Kristopher G. Klein, Joseph H. Wang +15

Over decades of solar wind observations, heavy ions have been observed to have a higher temperature and flow faster than protons in the solar corona and heliosphere. Remote observa…

astro-ph.SR2025★ 6 cited

The Evolution of Heavy Ion Abundances with Solar Activity

B. L. Alterman, Y. J. Rivera, S. T. Lepri +2

When observed at 1 AU, slow solar wind is typically considered to have originated in source regions with magnetic topologies that are intermittently open to the heliosphere. Fast w…

astro-ph.SR2025

Differentiating the acceleration mechanisms in the slow and Alfvénic slow solar wind

Yeimy J. Rivera, Samuel T. Badman, J. L. Verniero +18

In the corona, plasma is accelerated to hundreds of kilometers per second, and heated to temperatures hundreds of times hotter than the Sun's surface, before it escapes to form the…

astro-ph.SR2024

Mixed Source Region Signatures Inside Magnetic Switchback Patches Inferred by Heavy Ion Diagnostics

Yeimy J. Rivera, Samuel T. Badman, Michael L. Stevens +13

Since Parker Solar Probe's (Parker's) first perihelion pass at the Sun, large amplitude Alfvén waves grouped in patches have been observed near the Sun throughout the mission. Seve…

astro-ph.SR2024★ 77 cited

In situ observations of large amplitude Alfvén waves heating and accelerating the solar wind

Yeimy J. Rivera, Samuel T. Badman, Michael L. Stevens +16

After leaving the Sun's corona, the solar wind continues to accelerate and cools, but more slowly than expected for a freely expanding adiabatic gas. We use in situ measurements fr…

astro-ph.SR2014★ 46 cited

A Steady-State Picture of Solar Wind Acceleration and Charge State Composition Derived from a Global Wave-Driven MHD Model

Rona Oran, Enrico Landi, Bart van der Holst +7

The higher charge states found in slow (400km s) solar wind streams compared to fast streams have supported the hypothesis that the slow wind originates in closed coronal…

astro-ph.SR2013★ 3 cited

Analysis of High Cadence In-Situ Solar Wind Ionic Composition Data Using Wavelet Power Spectra Confidence Levels

J. K. Edmondson, B. J. Lynch, S. T. Lepri +1

The variability inherent in solar wind composition has implications for the variability of the physical conditions in its coronal source regions, providing constraints on models of…

astro-ph.SR2013★ 1 cited

Coherent Structure in Solar Wind C/C Ionic Composition Data During the Quiet-Sun Conditions of 2008

J. K. Edmondson, B. J. Lynch, S. T. Lepri +1

This analysis offers evidence of characteristic scale sizes in solar wind charge state data measured in-situ for thirteen quiet-sun Carrington rotations in 2008. Using a previously…