Ultrafast Dynamics of Exciton Formation in Semiconductor Nanowires
Date
2012
Authors
Yong, Chaw Keong
Joyce, Hannah J
Lloyd-Hughes, J
Gao, Qiang
Jagadish, Chennupati
Johnston, Michael B
Herz, Laura
Tan, Hark Hoe
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Volume Title
Publisher
Wiley-VCH Verlag GMBH
Abstract
The dynamics of free electron-hole pairs and excitons in GaAs-AlGaAs-GaAs core-shell-skin nanowires is investigated using femtosecond transient photoluminescence spectroscopy at 10 K. Following nonresonant excitation, a bimolecular interconversion of the
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Keywords
Keywords: Charge plasmas; Electron hole; Electron hole pairs; Electron hole plasma; Exciton formation; Femtosecond transient; Free charge carriers; High quality; Interconversions; Model system; Mott transitions; Non-resonant excitation; Pair density; Semiconductor charge plasma; excitons; nanowires; photoluminescence; ultrafast spectroscopy
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Small
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Journal article
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2037-12-31
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