We present recent gain measurements in C vi at 18.22 nm for a soft-x-ray amplifier produced by a line-focused glass laser (1.053 μm) on a solid carbon target. The maximum gain measured was 8 ± 2 cm−1 in the recombining plasma column, with additional radiation cooling by iron impurities.
© 1989 Optical Society of America
Original Manuscript: September 19, 1988
Manuscript Accepted: April 11, 1989
Published: July 1, 1989
D. Kim, C. H. Skinner, G. Umesh, and S. Suckewer, "Gain measurements at 18.22 nm in C vi generated by a Nd:glass laser," Opt. Lett. 14, 665-667 (1989)