Anomalous polarization in coupled quantum dots

Authors
Xu, XH Jiang, H Fu, RT Sun, X
Citation
Xh. Xu et al., Anomalous polarization in coupled quantum dots, ACT PHY C E, 49(3), 2000, pp. 426-429
Citations number
8
Categorie Soggetti
Physics
Journal title
ACTA PHYSICA SINICA
ISSN journal
10003290 → ACNP
Volume
49
Issue
3
Year of publication
2000
Pages
426 - 429
Database
ISI
SICI code
1000-3290(200003)49:3<426:APICQD>2.0.ZU;2-U
Abstract
The coupled quantum dots can be designed to possess negative polarizability in some excited states. In an electric field, the coupled dots are polariz ed, and the induced dipole moment is reversed by photo-excitation. This pho to-switch effect is a new photoinduced phenomenon.