Abstract
Compact, repetitively fired, gain-saturated X-ray lasers have been limited to wavelengths above λ=8.85 nm. Here we discuss their extension to λ = 6.85 nm by transient traveling wave excitation of Ni-like Gd ions in a plasma created with an optimized pre-pulse followed by rapid heating with an intense sub-ps pump pulse. Isoelectronic scaling also produced strong lasing at 6.67 nm and 6.11 nm in Ni-like Tb, and amplification at 6.41 nm and 5.85 nm in Ni-like Dy.
Original language | English |
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Title of host publication | International Conference on X-Ray Lasers 2020 |
Editors | Davide Bleiner |
Publisher | SPIE |
ISBN (Electronic) | 9781510646186 |
DOIs | |
State | Published - 2021 |
Event | International Conference on X-Ray Lasers 2020 - Virtual, Online Duration: Dec 8 2020 → Dec 10 2020 |
Publication series
Name | Proceedings of SPIE - The International Society for Optical Engineering |
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Volume | 11886 |
ISSN (Print) | 0277-786X |
ISSN (Electronic) | 1996-756X |
Conference
Conference | International Conference on X-Ray Lasers 2020 |
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City | Virtual, Online |
Period | 12/8/20 → 12/10/20 |
Funding
Acknowledgements: Work supported by the U.S. Department of Energy, Office of Science, Basic Energy Sciences, under Award (DE-FG02-04ER15592).