Three-photon absorption in CaF2 at 248.5 nm
- 24 July 1989
- journal article
- research article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 55 (4) , 325-327
- https://doi.org/10.1063/1.102417
Abstract
Nonlinear absorption at 248.5 nm is studied with an 8 ps pulse. Two‐photon absorption in fused silica and three‐photon absorption in CaF2 are observed. Absorption coefficients are 8×10−11 cm/W and 2×10−21 cm3 /W2 for fused silica and CaF2 , respectively.Keywords
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