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Integration of epitaxial SiGe(C) layers in advanced CMOS devices ...

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Pattern dependency<br />

21<br />

80<br />

Large growth rate<br />

and Ge amount<br />

variation when<br />

chang<strong>in</strong>g amount <strong>of</strong><br />

open Si (Si coverage)<br />

Ge [%]<br />

20<br />

19<br />

18<br />

17<br />

16<br />

15<br />

70<br />

60<br />

50<br />

40<br />

30<br />

Growth rate [Å/m<strong>in</strong>]<br />

14<br />

0.10 1.00 10.00 100.00<br />

Si Coverage [%]<br />

20<br />

2121

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