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The dependence of effective reduced mass on changed photon energy by electroreflectance spectroscopy of surface-intrinsic-n+ undoped GaAs

The electroreflectance (ER) of surface-intrinsic-n+ type doped GaAs has exhibited many Franz-Keldysh oscillations to enable the application of fast Fourier transform to separate the heavy and light-hole transitions. In this work, we can get the dependence of surface electric field on external biased voltage from analyzing the Franz- Keldysh oscillations and the way of fast Fourier transform on condition that weakly modulated field, further more we can get the dependence of effective reduced mass on changed photon energy.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0701104-150710
Date01 July 2004
CreatorsChen, Ying-shiuan
ContributorsDer-jun Jang, I-min Jiang, Dong-po Wang
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0701104-150710
Rightsunrestricted, Copyright information available at source archive

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