Observation of narrow polar jets in the nascent wind of oxygen-rich AGB star EP Aqr

P. Tuan-Anh, D. T. Hoai, P. T. Nhung +6

Using ALMA observations of ${}^{12}$CO(2-1), ${}^{28}$SiO(5-4) and ${}^{32}$SO${}_2$(16${}_{6,10}$-17${}_{5,13}$) emissions of the circumstellar envelope of AGB star EP Aqr, we describe the mo…