Specific Process Knowledge/Thermal Process/A1 Bor Drive-in furnace: Difference between revisions
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!style="background:silver; color:black;" align="left"|Purpose | !style="background:silver; color:black;" align="left"|Purpose | ||
|style="background:LightGrey; color:black"|Drive-in of boron, oxidation of silicon and boron phase layer and annealing of the oxide | |style="background:LightGrey; color:black"|Drive-in of boron, oxidation of silicon and boron phase layer and annealing of the oxide | ||
|style="background:WhiteSmoke; color:black"|Oxidation: | |||
*Dry | *Dry | ||
*Wet: with torch (H<math>_2</math>+O<math>_2</math>) | *Wet: with torch (H<math>_2</math>+O<math>_2</math>) | ||
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*Wet SiO<sub>2</sub>: 50Å to ~3µm ((takes too long to make it thicker) | *Wet SiO<sub>2</sub>: 50Å to ~3µm ((takes too long to make it thicker) | ||
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!style="background:silver; color:black" align="left"|Process parameter range | !style="background:silver; color:black" align="left" valign="top" rowspan="3"|Process parameter range | ||
|style="background:LightGrey; color:black"|Process Temperature | |style="background:LightGrey; color:black"|Process Temperature | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*800-1150 <sup>o</sup>C | *800-1150 <sup>o</sup>C | ||
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|style="background:LightGrey; color:black"|Process pressure | |||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*1 atm | *1 atm | ||
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|style="background:LightGrey; color:black"|Gasses on the system | |||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*O<math>_2</math>,H<math>_2</math> and N<math>_2</math> | *O<math>_2</math>,H<math>_2</math> and N<math>_2</math> | ||
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!style="background:silver; color:black" align="left"|Substrates | !style="background:silver; color:black" align="left" valign="top" rowspan="2"|Substrates | ||
|style="background:LightGrey; color:black"|Batch size | |style="background:LightGrey; color:black"|Batch size | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*1-30 4" wafer (or 2" wafers) per run | *1-30 4" wafer (or 2" wafers) per run | ||
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| style="background:LightGrey; color:black"|Substrate material allowed | |||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*Silicon wafers (new from the box or RCA cleaned) | *Silicon wafers (new from the box or RCA cleaned) | ||