DocumentCode
499376
Title
Berry phase effect on exciton transport and Bose Einstein condensate
Author
Yao, Wang ; Niu, Qian
Author_Institution
Dept. of Phys., Univ. of Hong Kong, Hong Kong, China
fYear
2009
fDate
2-4 June 2009
Firstpage
1
Lastpage
2
Abstract
For excitons in semiconductors, a gauge structure intrinsic to the wavefunction leads to spin-dependent topological transport. When sufficiently large number of excitons have condensed, a nonrotating Bose-Einstein condensate may become unstable against vortex formation.
Keywords
Berry phase; Bose-Einstein condensation; excitons; optical vortices; quantum optics; Berry phase effect; Bose Einstein condensate; exciton transport; topological transport; vortex formation; wavefunction; Berry phase; Chemicals; Circuits; Equations; Excitons; Lead compounds; Magnetic fields; Magnetic moments; Magnetic separation; Physics computing; (250.5590) Quantum-well, -wire and -dot devices; (350.1370) Berry´s phase;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location
Baltimore, MD
Print_ISBN
978-1-55752-869-8
Electronic_ISBN
978-1-55752-869-8
Type
conf
Filename
5224456
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