| Issue |
MATEC Web of Conferences
Volume 8, 2013
Progress in Ultrafast Laser Modifications of Materials
|
|
|---|---|---|
| Article Number | 02003 | |
| Number of page(s) | 2 | |
| Section | Femtosecond laser-induced modifications in various materials | |
| DOI | https://doi.org/10.1051/matecconf/20130802003 | |
| Published online | 18 November 2013 | |
Antisymmetric Distribution of Permanent Refractive Index Change in β-BaB2O4 Crystal Under Exposure of Femtosecond Pulses.
1 Fiber Optics Research Center of RAS, 38 Vavilova Street, Moscow 119333, Russia
2 Bauman Moscow State Technical University, 5 2-nd Bauman Street, Moscow, 107005, Russia
3 Sobolev Institute of Geology and Minerology of SB RAS, 3 Acad. Koptyugina Ave. Novosibirsk 630090, Russia
4 Aston University, Aston Triangle, Birmingham, B4 7ET, UK
* e-mail: a.okhrimchuk@aston.ac.uk
We have observed unusual asymmetrical refractive index change as a result of femtosecond laser inscription in a crystal without center of inversion. Profile of the refractive index change exhibits sign turn within the domain of femtosecond pulse exposure.
© Owned by the authors, published by EDP Sciences, 2013
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