Abstract

The verification of gain on extreme ultraviolet ion lines in elongated plasmas using optically thin intercombination lines from similar ions is proposed. New impurity-line identifications in laser-produced plasmas suggest that recent reports of gain at 58.23 Å may be inconclusive.

© 1978 Optical Society of America

Extended plasma source for short-wavelength amplifiers

J. F. Reintjes, R. H. Dixon, and R. C. Elton
Opt. Lett. 3(2) 40-42 (1978)

Aspheric grating for extreme ultraviolet astronomy

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Model calculations of extreme-ultraviolet gain in rapidly expanding cylindrical carbon plasmas

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Opt. Lett. 3(2) 43-45 (1978)

New continua for absorption spectroscopy from 40 to 2000 Å

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