Interaction of the central jet with the surrounding gas in the protostellar outflow from IRAS 04166+2706

M. Tafalla, D. Johnstone, J. Santiago-Garcia +3

$Context.$ The outflow from the Class 0 protostar IRAS 04166+2706 (hereafter IRAS 04166) contains a remarkably symmetric jet-like component of extremely high-velocity (EHV) gas. $A…