We have experimentally obtained the reflection transfer function of a phononic bandgap nano-crystal including phase information by using a single-quantum-well in a phonon cavity. Our time-domain investigations help to resolve the apparent "superluminal" paradox.
© 2006 Optical Society of America
(320.0320) Ultrafast optics : Ultrafast optics
(320.7100) Ultrafast optics : Ultrafast measurements
(320.7130) Ultrafast optics : Ultrafast processes in condensed matter, including semiconductors
K. Lin, C. Chang, A. Tien, K. Lin, G. Guo, C. Pan, J. Chyi, S. Keller, U. Mishra, S. P. DenBaars, and C. Sun, "Transient Wavefunction Analysis of a Phononic Bandgap Nano-Crystal," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper QMB4.