Size dependence of the optical gap of “small” silicon quantum dots: Ab initio and empirical correlation schemes

Article ID	Journal	Published Year	Pages	File Type
6943715	Microelectronic Engineering	2013	4 Pages	PDF

Abstract

- We compare ab initio and empirical correlation schemes for quantum dots.
- Quantum confinement is consistent in both small and large scales.
- BOLS largely underestimates the energy gaps of the quantum dots.

Keywords

silicon Quantum confinement Density functional theory quantum dots

Related Topics

Physical Sciences and Engineering Computer Science Hardware and Architecture

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Size dependence of the optical gap of “small” silicon quantum dots: Ab initio and empirical correlation schemes

Authors

Shanawer Niaz, Emmanuel N. Koukaras, Nikolaos P. Katsougrakis, Theodoros G. Kourelis, Dimitrios K. Kougias, Aristides D. Zdetsis,