Implanting carbon to form P-type drain extensions

Implanting carbon to form P-type drain extensions

The use of a carbon implant, in addition to the conventional fluorine implant, may significantly reduce the transient enhanced diffusion in P-type source drain extension regions. As a result, resistivity may be reduced, and dopant density may be increased, increasing current drive in some embodiment...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: VANDERPOOL AARON O, TAYLOR MITCHELL C
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:The use of a carbon implant, in addition to the conventional fluorine implant, may significantly reduce the transient enhanced diffusion in P-type source drain extension regions. As a result, resistivity may be reduced, and dopant density may be increased, increasing current drive in some embodiments.