Nonlinear optical properties of chalcogenide glasses: Observation of multiphoton absorption
K. S. BindraDepartment of Physics, Heriot-Watt University, Edinburgh EH14 4AS, United KingdomHenry T. BookeyDepartment of Physics, Heriot-Watt University, Edinburgh EH14 4AS, United KingdomA. K. KarDepartment of Physics, Heriot-Watt University, Edinburgh EH14 4AS, United KingdomB. S. WherrettDepartment of Physics, Heriot-Watt University, Edinburgh EH14 4AS, United KingdomX. LiuDepartment of Materials, University of Leeds, Leeds LS2 9JT, United KingdomA. JhaDepartment of Materials, University of Leeds, Leeds LS2 9JT, United Kingdom
2001en
ABI
Аннотация
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.
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