1. Optical properties of PbSe quantum dots doped in borosilicate glass
- Author
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Chang, Jieun, Liu, Chao, and Heo, Jong
- Subjects
- *
OPTICAL properties of semiconductors , *QUANTUM dots , *DOPED semiconductors , *LEAD selenide crystals , *FUSED silica , *INORGANIC synthesis , *QUANTUM theory , *ABSORPTION spectra , *PHOTOLUMINESCENCE - Abstract
Abstract: PbSe quantum dots (QDs) were synthesized in borosilicate glass and their optical properties were investigated. The typical quantum confinement effects were clearly observed from the absorption when the average radii of the QDs changed from 1.7 to 3.1nm. Photoluminescence from PbSe QDs was achieved in 1.1–2.2μm wavelength region that covers the entire fiber-optic telecommunication window. Borosilicate glasses containing controlled size of PbSe QDs provide potentials for the fiber-optic amplifiers. [Copyright &y& Elsevier]
- Published
- 2009
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