Præsentation - Ida
Præsentation - Ida
Præsentation - Ida
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27<br />
MCVD Præform Proces<br />
(Modified Chemical Vapor Deposition)<br />
Optiske OFS fibre, Fitel IDA 20/9 Proprietary 2012<br />
SF 6<br />
GeCl 4<br />
SiCl 4<br />
O 2<br />
Old sooth layer<br />
being sintered<br />
SiF 4<br />
Hot Zone<br />
SiCl 4 + O 2 => SiO 2 + Cl 2<br />
GeCl 4 + O 2 => GeO 2 + Cl 2<br />
SiCl 4 + SF 6 + O 2 =><br />
SiF 4 + SO 2<br />
New sooth layer<br />
being formed<br />
SiO 2 …. etc.<br />
SiO 2 …. etc.<br />
Burner movement
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