A technique is proposed for using the properties of the autoionizing levels of neutral Li to construct a 207-Å laser. Energy is first stored in the lowest quartet level at 57.4 eV and then, by use of an intense laser beam, rapidly transferred to a radiating level in the doublet series.
© 1980 Optical Society of America
S. E. Harris, "Proposal for a 207-Å laser in lithium," Opt. Lett. 5, 1-3 (1980)