Title :
Solid-Phase Generation of Silicon Nanoparticles by Ultrafast Laser Irradiation
Author :
Nejadmalayeri, Amir H. ; Scrutton, Philip ; Mak, Jacky ; Helmy, Amr S. ; Herman, Peter R. ; Burghoff, Jonas ; Nolte, Stefan ; Tünnermann, Andreas ; Kaspar, Jörg
Author_Institution :
Univ. of Toronto, Toronto
Abstract :
Ultrashort-laser irradiation of silica-silicon interfaces is presented as new means for ´all solid- phase´ formation of high-purity silicon-nanoparticles in a silica host. Compressive stress measured in the silicon substrate is associated with positive refractive index modification.
Keywords :
elemental semiconductors; high-speed optical techniques; laser beam effects; laser materials processing; nanoparticles; refractive index; silicon; silicon compounds; SiO2-Si; compressive stress; positive refractive index modification; silica-silicon interfaces; silicon nanoparticles; solid-phase generation; ultrafast laser irradiation; Compressive stress; Glass; Nanocrystals; Nanoparticles; Optical refraction; Optical waveguides; Silicon; Solid lasers; 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.2007.4452786
