Calcium Chemistry in Carbon-rich Circumstellar Environments: The Laboratory and Astronomical Discovery of Calcium Dicarbide, CaC2
Authors: Gupta, H.; Changala, P. B.; Cernicharo, J.; Pardo, J. R.; Agundez, M.; Cabezas, C.; Tercero, B.; Guelin, M.; McCarthy, M. C. Journal: ASTROPHYSICAL JOURNAL LETTERS Publication date: 2024/05/01 DOI: 10.3847/2041-8213/ad3336 Abstract: Calcium dicarbide, CaC2, has been characterized at high resolution in the laboratory, and its main isotopologue, (CaC2)-Ca-40, has been assigned to 14 rotational [...]