Ultrafast electron imaging of surface charge carrier dynamics at low voltage

The performance of optoelectronic devices strongly depends on charge carrier dynamics on top of surfaces of the absorber layers. Unfortunately, this information cannot be selectively probed using conventional ultrafast laser spectroscopic methods, due to the large penetration depth (tens of nm to μm...

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Bibliographic Details
Main Authors: Jianfeng Zhao, Osman M. Bakr, Omar F. Mohammed
Format: Article
Language:English
Published: AIP Publishing LLC and ACA 2020-03-01
Series:Structural Dynamics
Online Access:http://dx.doi.org/10.1063/4.0000007