DocumentCode
3433364
Title
Femtosecond pulsed 244nm versus CW 244nm grating writing in boron codoped germanosilicate optical fibres operating within the one photon absorption regime
Author
Canagasabey, A. ; Canning, J. ; Mills, J.D. ; Banks, D.P. ; Ibsen, M.
Author_Institution
Optoelectron. Res. Centre, Southampton Univ., Southampton
fYear
2006
fDate
10-13 July 2006
Firstpage
72
Lastpage
74
Abstract
We compare the performances of low intensity (~18 nJ/pulse) femtosecond 244 nm grating writing with that of CW (20 mW) 244 nm grating writing for fixed fluencies. We find no evidence of any improvement using pulsed light with duration commensurate with phonon-assisted relaxation away from the excited state.
Keywords
diffraction gratings; optical fibres; boron codoped germanosilicate optical fibres; excited state; grating writing; one photon absorption regime; phonon-assisted relaxation; power 20 mW; pulsed light; wavelength 244 nm; Absorption; Boron; Fiber gratings; Glass; Ionization; Optical fiber polarization; Optical fibers; Optical pulses; Ultrafast optics; Writing;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fibre Technology/Australian Optical Society, 2006. ACOFT/AOS 2006. Australian Conference on
Conference_Location
Melbourne, VIC
Print_ISBN
978-0-9775657-1-9
Electronic_ISBN
978-0-9775657-1-9
Type
conf
DOI
10.1109/ACOFT.2006.4519254
Filename
4519254
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