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High-resolution extreme-ultraviolet spectroscopy of potassium using anti-Stokes radiation
J E Rothenberg1, J F Young, S E Harris
1Edward L. Ginzton Laboratory, Stanford University, Stanford, California 94305, USA.
Abstract:
We report the use of a new extreme-ultraviolet radiation source based on spontaneous anti-Stokes scattering for high-resolution absorption spectroscopy of transitions originating from the 3p(6) shell of potassium. The region from 546.6 to 536.8 A is scanned at a resolution of about 1.2 cm(-1). Within this region, four previously unreported lines are observed.
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