Paper
18 February 2011 Design, fabrication and characterization of dispersive mirrors for ultrafast lasers
Weidong Shen, Qun Ma, Zhenyue Luo, Shuna Zhang, Yueguang Zhang, Xu Liu
Author Affiliations +
Proceedings Volume 7995, Seventh International Conference on Thin Film Physics and Applications; 79951W (2011) https://doi.org/10.1117/12.888171
Event: Seventh International Conference on Thin Film Physics and Applications, 2010, Shanghai, China
Abstract
The design, fabrication and characterization of the dispersive multilayers are presented in this paper. Two kinds of dispersive mirror (High dispersion and 700-900nm Gires-Tournois mirrors) are designed by employing Particle Swarm Optimization method which demonstrates fast convergence speed and less dependence on the initial parameters. The mirrors are experimentally fabricated by home-made dual ion beam sputtering system with stable deposition rate and high density. A white light interferometry is built for precisely measuring the dispersion properties. A novel wavelet-based differentiation approach is introduced with considerable resistance to measurement error. The good agreement between the measured and designed results verifies the accuracy of both the fabrication and characterization method. Finally, two applications of Yb-doped photonic crystal fiber laser and Ti:Sapphire crystal oscillation cavity, which use our fabricated mirrors for dispersion compensation, are presented. Good output characteristics of both the two ultrafast laser systems are obtained.
© (2011) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Weidong Shen, Qun Ma, Zhenyue Luo, Shuna Zhang, Yueguang Zhang, and Xu Liu "Design, fabrication and characterization of dispersive mirrors for ultrafast lasers", Proc. SPIE 7995, Seventh International Conference on Thin Film Physics and Applications, 79951W (18 February 2011); https://doi.org/10.1117/12.888171
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KEYWORDS
Mirrors

Dispersion

Laser systems engineering

Reflectivity

Photonic crystal fibers

Ultrafast lasers

Laser crystals

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