Title :
Characterization of index changes in silicone- and nonsilicone-based hydrogel polymers induced by femtosecond micromachining
Author :
Li Ding ; Blackwell, R.I. ; Kunzler, J.F. ; Knox, Wayne H.
Author_Institution :
Rochester Univ., Rochester
Abstract :
Diffraction gratings and optical waveguides are micro-machined inside hydrogel polymers containing up to 80% water using a 93 MHz Ti:Sapphire femtosecond laser with 27 fs pulses. Index changes as large as +0.06 are observed.
Keywords :
diffraction gratings; high-speed optical techniques; laser beam machining; micromachining; optical fabrication; optical polymers; optical waveguides; polymer gels; refractive index; sapphire; silicones; solid lasers; titanium; Al2O3:Ti; diffraction gratings; femtosecond micromachining; hydrogel polymers; nonsilicone-based hydrogel polymers; optical waveguides; refractive index changes; silicone-based hydrogel polymers; time 27 fs; Chemical lasers; Laser transitions; Micromachining; Nonlinear optics; Optical materials; Optical polymers; Optical pulse generation; Optical waveguides; Ultrafast optics; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4452366
