Femtosecond two-color pump-probe experiments in the mid-infrared give the first evidence for a distinct optical phonon progression in the linear and nonlinear intersubband absorption spectra of electrons in a GaN/Al/sub 0.8/Ga/sub 0.2/N heterostructure.
Polaronic signatures in intersubband transitions of strongly polar semiconductor heterostructures
2005 Quantum Electronics and Laser Science Conference ; 1 ; 637-639 Vol. 1
2005-01-01
754027 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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