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astro-ph.EP2025
A Possible Indication of Metallic Iron in White Dwarf Dusty Disks from their "Dirtiness"
Ayaka Okuya, Satoshi Okuzumi, Aki Takigawa +1
Polluted white dwarfs provide unique constraints on the elemental compositions of planetary bodies. The tidal disruption of accreting bodies is thought to form circumstellar dusty…
astro-ph.EP2025
Detecting water ice and vapor disks originating from icy planetary bodies around white dwarfs with future PRIMA observations
Ayaka Okuya, Hideko Nomura
Observations of atmospheres of polluted white dwarfs provide insights into the elemental composition of accreted exoplanets and exo-asteroids. However, they poorly constrain the ab…