DocumentCode
833468
Title
The influence of codopants and fabrication conditions on germanium defects in optical fiber preforms
Author
Atkins, G.R. ; Poole, S.B. ; Sceats, M.G. ; Simmons, H.W. ; Nockolds, C.E.
Author_Institution
Sydney Univ., NSW, Australia
Volume
4
Issue
1
fYear
1992
Firstpage
43
Lastpage
46
Abstract
The GeE´ defect concentration in MCVD germanosilicate preforms, as measured by cathodoluminescence profiles, is dramatically reduced by the addition of phosphorus as a codopant. The GeE´ concentration is increased by using higher deposition temperatures and oxygen deficient conditions.<>
Keywords
cathodoluminescence; chemical vapour deposition; germanate glasses; luminescence of inorganic solids; optical fibres; optical workshop techniques; phosphosilicate glasses; GeE´ defect concentration; MCVD germanosilicate preforms; SiO/sub 2/-GeO/sub 2/-P/sub 2/O/sub 5/ glass; cathodoluminescence profiles; codopants; fabrication conditions; higher deposition temperatures; optical fiber preforms; oxygen deficient conditions; Atomic layer deposition; Australia; Chemical technology; Electron microscopy; Germanium; Optical device fabrication; Optical fibers; Preforms; Silicon compounds; Temperature;
fLanguage
English
Journal_Title
Photonics Technology Letters, IEEE
Publisher
ieee
ISSN
1041-1135
Type
jour
DOI
10.1109/68.124871
Filename
124871
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