Nonlinear optical properties of chalcogenide glasses: Observation of multiphoton absorption
- 17 September 2001
- journal article
- conference paper
- Published by AIP Publishing in Applied Physics Letters
- Vol. 79 (13) , 1939-1941
- https://doi.org/10.1063/1.1402158
Abstract
We report observation of four- and five-photon absorption in the chalcogenide glasses at the telecommunication wavelengths. The nonlinear refractive index is sufficiently large that the optical switching criterion is satisfied.Keywords
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