Abstract
Silicon-germanium dots grown in the Stranski-Krastanow mode are investigated as sources of strain for electron mobility enhancement in the silicon capping layer. N-channel MOSFETs with the channel in the Si cap-layer over the SiGe dot (DotFETs) are fabricated in a custom-made process and have an average increase in drain current of up to 22.5% compared to the reference devices. The sources of device variations related to the dimensions of the main gate-segment are identified and their influence on device performance evaluated, confirming the mobility enhancement.
| Original language | English |
|---|---|
| Title of host publication | ICSICT-2010 - 2010 10th IEEE International Conference on Solid-State and Integrated Circuit Technology, Proceedings |
| Pages | 926-928 |
| Number of pages | 3 |
| DOIs | |
| Publication status | Published - 1 Dec 2010 |
| Externally published | Yes |
| Event | 10th IEEE International Conference on Solid-State and Integrated Circuit Technology 2010 - Shanghai, China Duration: 1 Nov 2010 → 4 Nov 2010 Conference number: 10 |
Conference
| Conference | 10th IEEE International Conference on Solid-State and Integrated Circuit Technology 2010 |
|---|---|
| Country/Territory | China |
| City | Shanghai |
| Period | 1/11/10 → 4/11/10 |
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