Image Details
Caption: Figure 10.
Comparison of photon index in the preflare, flare, and postflare phases (total-flare sample). The dashed line represents the y = x identity line. (a) Flare versus preflare, (b) flare versus postflare, and (c) preflare versus postflare.
© 2026. The Author(s). Published by the American Astronomical Society.