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Coater/Developer Evolution or Revolution? - Sematech

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Post<br />

Litho<br />

Process Costs:<br />

Non Resist C<strong>or</strong>e SWT vs. Resist C<strong>or</strong>e SWT<br />

Cost Per Patterning ($)<br />

BARC<br />

Trim<br />

SiO 2<br />

Deposition<br />

Exposure Track Etch Clean CVD<br />

Non Resist C<strong>or</strong>e SWT Resist C<strong>or</strong>e SWT<br />

SiO 2<br />

Etch‐back<br />

C<strong>or</strong>e Strip<br />

14% Savings<br />

H/M<br />

Etch<br />

CT PR Wet<br />

Slimming

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