Ontology highlight
ABSTRACT:
SUBMITTER: Pravdivtseva O
PROVIDER: S-EPMC6999789 | biostudies-literature | 2020
REPOSITORIES: biostudies-literature
Pravdivtseva O O Tissot F L H FLH Dauphas N N Amari S S
Nature astronomy 20200127
Calcium aluminum rich inclusions (CAIs) are one of the first solids to have condensed in the solar nebula, while presolar grains formed in various evolved stellar environments. It is generally accepted that CAIs formed close to the Sun at temperatures above 1500 K, where presolar grains could not survive, and were then transported to other regions of the nebula where the accretion of planetesimals took place. In this context, a commonly held view is that presolar grains are found solely in the f ...[more]