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Nano-Lithography - KTH

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Resolution of EB lithography<br />

• High Energy 100 keV<br />

• High contrast resist<br />

• Thin resist<br />

– Resist stack<br />

– Hard mask<br />

Thin resist<br />

Hard Mask<br />

Thick resist<br />

Wafer<br />

Wafer<br />

Per-Erik Hellstöm, Docent Lecture 14 th of February 2006<br />

21

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