ALMA detection of Masers and Dasars in the Hydrogen Recombination Lines of the Planetary Nebula Mz3

Z. Abraham, P. P. B. Beaklini, I. Aleman +5

The hydrogen recombination lines H30$\hat{I}\pm$, H40$\hat{I}\pm$, H42$\hat{I}\pm$, H50${\hat{I}}^2$ and H57${\hat{I}}^3$ and the underlying bremsstrahlung continuum emission were detected with ALMA in the bipolar nebula M…