Solar Particle Events
Gradual ~ 10 per Year
- Coronal Mass Ejection Driven Shocks
- Same Elemental Abundances & Ionization States as Coronal & Solar Wind Plasma
Impulsive ~ 1000 per Year
- Flare Accelerated
- Abundances Characteristic of Interactions in the Flare Plasma
“A New Paradigm” - Reames