Title :
Anomalous THz emission from quantum wells with optically injected Berry curvature
Author :
Virk, Kuljit S. ; Sipe, J.E.
Author_Institution :
Dept. of Chem., Columbia Univ., New York, NY, USA
Abstract :
Anomalous THz emission is predicted for AlAs/GaAs superlattices excited by circularly polarized light and driven by linearly polarized THz. The anomalous radiation is a consequence, and a sensitive probe of Berry curvature in these systems.
Keywords :
Berry phase; III-V semiconductors; aluminium compounds; gallium arsenide; light polarisation; semiconductor quantum wells; semiconductor superlattices; terahertz wave spectra; terahertz waves; AlAs-GaAs; THz emission; THz radiation; circularly polarized light; linearly polarized THz; optically injected Berry curvature; quantum wells; superlattices; Optical polarization; Optical pulses; Optical scattering; Optical sensors; Sociology; Statistics; Stimulated emission;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
