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Metrology Tools as Basis for Photo Mask Repair and Mask ...

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EUV absorber e-beam repair<br />

25 nm real defects<br />

25 nm real defects After e-beam repair<br />

M<strong>as</strong>k SEM NXE: 3100 M<strong>as</strong>k SEM NXE: 3100 Comment<br />

Complex<br />

OK<br />

Half height<br />

OK<br />

Multiline<br />

OK<br />

<strong>Repair</strong> success on real defects validated on NXE:3100 scanner<br />

Carl Zeiss SMS GmbH, Klaus Edinger<br />

03/27/2013 18

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