Abstract
We report on gain-saturated operation of the 4d → 4p, J = 0–1, 11.4-nm soft-x-ray laser line in Ni-like antimony (Sb) at a pump energy of only 2.5 J. The driving laser used was a 1054-nm Nd:glass CPA laser system with a pulse duration of 7 ps (FWHM). The pump beam was focused with a tilted on-axis parabolic mirror in a grazing-incidence (GRIP) pumping configuration at an incidence angle of 45°. A fraction of 2.8% of the pump energy (~70mJ) was used for the prepulse, which was propagated along the same beam line as the main pulse and arrived at the target 4.4 ns before the main pulse.
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Imesch, C., Staub, F., Balmer, J.E. (2009). Gain Saturation of the Ni-like Antimony Laser at 11.4 nm in Grazing-Incidence Pumping Geometry. In: Lewis, C.L.S., Riley, D. (eds) X-Ray Lasers 2008. Springer Proceedings in Physics, vol 130. Springer, Dordrecht. https://doi.org/10.1007/978-1-4020-9924-3_13
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DOI: https://doi.org/10.1007/978-1-4020-9924-3_13
Publisher Name: Springer, Dordrecht
Print ISBN: 978-1-4020-9923-6
Online ISBN: 978-1-4020-9924-3
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