Variation of the 2175 Å extinction feature in Andromeda galaxy

This article reports on research concerning the 2175 Å extinction feature in the Andromeda galaxy. The source is ArXiv, indicating a pre-print or research paper. The focus is on the variation of this feature, which is important for understanding the composition and properties of interstellar dust.

• •Focuses on the 2175 Å extinction feature in the Andromeda galaxy.
• •The research is based on a pre-print or research paper from ArXiv.
• •The study investigates the variation of this extinction feature.