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Specific Process Knowledge/Etch/Etching of Silicon Oxide: Difference between revisions

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*Anisotropic etch: almost vertical sidewalls
*Anisotropic etch: almost vertical sidewalls
*We prefer that SiO2 etch on 6" wafers takes place in the Pegasus 4.
*We prefer that SiO2 etch takes place in the AOE or Pegasus 4.
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*Primarily for pure physical etch by sputtering with Ar-ions
*Primarily for pure physical etch by sputtering with Ar-ions
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==Dry etch with Hard mask==
==Dry etch with Hard mask==