Title :
Polarization dependence of photo-ionization in glasses and applications to direct-write photonics
Author :
Little, Douglas J. ; Ams, Martin ; Dekker, Peter ; Marshall, Graham D. ; Dawes, Judith M. ; Withford, Michael J.
Author_Institution :
Dept. of Phys., Macquarie Univ., Sydney, NSW, Australia
Abstract :
Waveguides were written in glass using the femtosecond laser direct-write technique. The refractive index changes induced were found to be polarization dependent. We propose that photo-ionization rates are the origin of this polarization dependence.
Keywords :
glass; high-speed optical techniques; laser materials processing; lasers; light polarisation; optical waveguides; photoionisation; refractive index; direct-write photonics; femtosecond laser direct-write technique; glasses; photo-ionization; polarization dependence; refractive index; Glass; Optical polarization; Optical refraction; Optical waveguides; Photonics; Refractive index; Silicon compounds; Ultrafast optics; Waveguide lasers; Writing; (130.2755) Glass waveguides; (320.7130) Ultrafast processes in condensed matter, including semiconductors;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
