Detection of maser emission at 183 and 380 GHz with ALMA in the gigamaser galaxy TXS2226-184

A. Tarchi, P. Castangia, G. Surcis +3

Abridged. The LINER galaxy TXS2226-184 is known to host a very luminous 22 GHz water maser, called a gigamaser at the time of its discovery. To date, the nature of this maser is st…