Article ID Journal Published Year Pages File Type
9785641 Optics Communications 2005 11 Pages PDF
Abstract
Output from a mode-locked Ti:Sapphire laser was transmitted through a cell containing atomic potassium vapor. Because the group velocity dispersion near the D1 resonance varies strongly with wavelength, a chirped pulse was emitted from the cell. This chirp was treated as a wavelength-agile source and was applied for a high-resolution measurement of the R(101)A3Π1u-X1Σg+(0,13) iodine absorption feature. The agile measurement was compared to one obtained using an external cavity diode laser. The characteristics of the potassium vapor cell and the associated effects on the transmitted chirp were examined in detail. Extensions of this general approach to practical applications are discussed.
Related Topics
Physical Sciences and Engineering Materials Science Electronic, Optical and Magnetic Materials
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