Sulfuric acid as a cryofluid and oxygen isotope reservoir of planetesimals

Akihiko Hashimoto, Yuki Nakano

The Sun exhibits a depletion in ${}^{17,18}$O relative to ${}^{16}$O by 6 % compared to the Earth and Moon${}^1$. The origin of such a non-mass-dependent isotope fractionation has been…