Channel mobility improvement

A semiconductor device according to the present disclosure includes a substrate including a plurality of atomic steps that propagate along a first direction, and a transistor disposed on the substrate. The transistor includes a channel member extending a second direction perpendicular to the first d...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Lee, Pei-Wei, Tsai, Pang-Yen, Okuno, Yasutoshi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A semiconductor device according to the present disclosure includes a substrate including a plurality of atomic steps that propagate along a first direction, and a transistor disposed on the substrate. The transistor includes a channel member extending a second direction perpendicular to the first direction, and a gate structure wrapping around the channel member.