Kappa-tail Technique: Modeling and Application to Solar Energetic Particles Observed by Parker Solar Probe

G Livadiotis, AT Cummings, ME Cuesta… - The Astrophysical …, 2024 - iopscience.iop.org
We develop the kappa-tail fitting technique, which analyzes observations of power-law tails
of distributions and energy flux spectra, and connects them to theoretical modeling of kappa …

Cross-field Diffusion Effects on Particle Transport in a Solar Coronal Flux Rope

E Husidic, N Wijsen, L Linan… - The Astrophysical …, 2024 - iopscience.iop.org
Solar energetic particles associated with solar flares and coronal mass ejections (CMEs) are
key agents of space weather phenomena, posing severe threats to spacecraft and …

Unraveling the Origins of an Extreme Solar Eruptive Event with Hard X-Ray Imaging Spectroscopy

JT Vievering, A Vourlidas, S Krucker - The Astrophysical Journal, 2024 - iopscience.iop.org
Hard X-ray (HXR) observations are crucial for understanding the initiation and evolution of
solar eruptive events, as they provide a key signature of flare-accelerated electrons and …

IS⊙ IS Solar γ-Ray Measurements: Initial Observations and Calibrations

JG Mitchell, GA de Nolfo, ER Christian… - The Astrophysical …, 2024 - iopscience.iop.org
High-energy neutral solar radiation in the form of γ-rays and neutrons is produced as
secondary products in solar flares. The characteristics of this emission can provide key …