Individual quantum wells in GaAs/AlGaAs heterostructures are selectively excited by ultrashort wavelength-tunable optical pulses. We demonstrate how the electron and hole wavefunctions can be probed from the generated coherent acoustic phonon pulses.
© 2004 Optical Society of America
O. B. Wright, T. Tachizaki, O. Matsuda, T. Fukui, and J. J. Baumberg, "Probing electron wavefunctions in quantum wells using ultrafast coherent acoustic phonon generation," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper IMJ6.
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