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Journal of Undergraduate Research

Keywords

in-doping, CdSe, cadmium selenide, semiconductor nanocrystals

College

Physical and Mathematical Sciences

Department

Physics and Astronomy

Abstract

In recent years much research has focused on the characteristics of metal and semiconductor “quantum dots” or “nanocrystals”. Cadmium selenide (CdSe) semiconductor nanocrystals of diameter less than ~10nm exhibit unique quantum mechanical properties not present in bulk materials. CdSe nanocrystals of 2-5nm in diameter photoluminesce brightly in the visible spectrum, making them attractive for applications such as photodiodes and light-emitting displays. These nanocrystals are also being researched for applications such as single electron transistors, transistors with multiple logic states, and quantum computing. Present commercial applications include single electron memory devices and luminescent tags for biological molecules.

Included in

Physics Commons

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