Pulsed high-power mid-infrared gas lasers

We present a survey in the spectral region of 200-700 cm
^-1
(
14-50 \mu
m) of pulsed mirrorless gas lasers pumped by a TEA CO
2
laser. 55 lines are found covering the wavelength range 15.8-57 cm
^-1
in the gases NH
3
,
¹⁵
NH
3
, D
2
O, CH
3
OH, CD
3
OH, and CD
3
OD. Most of these lines are reported for the first time. One of the strongest lines (26.4 μm in NH
3
) emits a considerable pulse energy of 100 mJ. No lines were found in C
2
H
5
OH and C
3
H
6
O.