DocumentCode
421894
Title
Creation of a hollow laser beam using self-phase modulation in a nematic liquid crystal
Author
Shevchchko, A. ; Buchter, S.C. ; Kaivola, M. ; Tabiryan, N.V.
Author_Institution
Dept. of Eng. Phys. & Math., Helsinki Univ., Finland
Volume
1
fYear
2004
fDate
16-21 May 2004
Abstract
We present a simple method to convert a Gaussian laser beam into an annular beam with sub-millimeter diameter and a width of a few tens of microns using a homeotropically oriented nematic liquid crystal.
Keywords
laser beams; liquid crystal devices; nematic liquid crystals; self-phase modulation; Gaussian laser beam; annular beam; hollow laser beam; homeotropically oriented liquid crystal; nematic liquid crystal; self-phase modulation; submillimeter diameter beam;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location
San Francisco, CA
Print_ISBN
1-55752-777-6
Type
conf
Filename
1361346
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