Title :
Photorefractive waveguide formation with refractive index reversal by use of thermal fixing
Author :
Park, Namki ; Yang, Byungchoon ; Lee, Hong-Seok ; Lee, Byoungho
Author_Institution :
Sch. of Electr. Eng., Seoul Nat. Univ., South Korea
fDate :
3/2/2000 12:00:00 AM
Abstract :
Previous studies have been conducted into three-dimensional photorefractive waveguide formation. The authors show that by thermally fixing the waveguide structure, the practical difficulty in forming a circular waveguide at the central region of the writing beam can be easily removed
Keywords :
circular waveguides; integrated optics; lithium compounds; optical fabrication; optical waveguides; photorefractive materials; refractive index; LiNbO3; central region; circular waveguide; photorefractive waveguide formation; refractive index reversal; thermal fixing; thermally fixing; three-dimensional photorefractive waveguide formation; waveguide structure; writing beam;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20000347
