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

Journal Title

Journal ISSN

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

Description

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

Citation

Source

Small

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

Restricted until

2037-12-31