Gas dynamic lasers, i.e. with expansion of the laser gas medium to supersonic flow speeds

Full Title

Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range (semiconductors lasers H01S5/00) > Processes or apparatus for excitation, e.g. pumping > using chemical or thermal pumping > by increasing the pressure in the laser gas medium > Gas dynamic lasers, i.e. with expansion of the laser gas medium to supersonic flow speeds