Specific Process Knowledge/Thin film deposition/Furnace LPCVD PolySilicon: Difference between revisions
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*Standard polySi | *Standard polySi | ||
*Amorphous polySi | *Amorphous polySi | ||
*Boron doped polySi (B< | *Boron doped polySi (B<sub>2</sub>H<sub>6</sub> dopant) | ||
*Phosphorus doped polySi | *Phosphorus doped polySi | ||
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|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
6" furnace: | 6" furnace: | ||
*SiH< | *SiH<sub>4</sub>: 50-70 sccm | ||
*BCl< | *BCl<sub>1</sub>: 1 sccm | ||
4" furnace: | 4" furnace: | ||
*SiH< | *SiH<sub>4</sub>: 80 sccm | ||
*B< | *B<sub>2</sub>H<sub>6</sub>: 7 sccm | ||
*PH< | *PH<sub>1</sub>: 7 sccm | ||
The silane (SiH< | The silane (SiH<sub>4</sub>) flow depends on the actual process | ||
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!style="background:silver; color:black" align="left" valign="top" rowspan="2"|Substrates | !style="background:silver; color:black" align="left" valign="top" rowspan="2"|Substrates | ||