Search Results - "Khitrova, G."

Exciton–polariton light–semiconductor coupling effects by Gibbs, H. M., Khitrova, G., Koch, S. W.

“…The integrated absorption of an excitonic resonance is a measure of a semiconductor's coupling to an optical field. The concept of an exciton–polariton…”
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Vacuum Rabi splitting in semiconductors by Khitrova, G, Gibbs, H. M, Kira, M, Koch, S. W, Scherer, A

“…The recent development of techniques to produce optical semiconductor cavities of very high quality has prepared the stage for observing cavity…”
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Vacuum Rabi splitting with a single quantum dot in a photonic crystal nanocavity by Khitrova, G, Yoshie, T, Scherer, A, Hendrickson, J, Gibbs, H. M, Rupper, G, Ell, C, Shchekin, O. B, Deppe, D. G

“…Cavity quantum electrodynamics (QED) systems allow the study of a variety of fundamental quantum-optics phenomena, such as entanglement, quantum decoherence…”
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Semiconductor excitons in new light by Koch, S. W, Kira, M, Khitrova, G, Gibbs, H. M

“…Excitons are quasi-particles that form when Coulomb-interacting electrons and holes in semiconductors are bound into pair states. They have many features…”
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Scanning a photonic crystal slab nanocavity by condensation of xenon by Mosor, S., Hendrickson, J., Richards, B. C., Sweet, J., Khitrova, G., Gibbs, H. M., Yoshie, T., Scherer, A., Shchekin, O. B., Deppe, D. G.

“…Allowing xenon or nitrogen gas to condense onto a photonic crystal slab nanocavity maintained at 10 - 20 K results in shifts of the nanocavity mode wavelength…”
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Nonlinear optics of normal-mode-coupling semiconductor microcavities by Khitrova, G., Gibbs, H. M., Jahnke, F., Kira, M., Koch, S. W.

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Laser threshold reduction in a spintronic device by Rudolph, J., Hägele, D., Gibbs, H. M., Khitrova, G., Oestreich, M.

“…We demonstrate a reduction of the threshold of a semiconductor laser by optically pumping spin-polarized electrons in the gain medium. Polarized electrons…”
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Linear systems approach to describing and classifying Fano resonances by Avrutsky, I., Gibson, R., Sears, J., Khitrova, G., Gibbs, H. M., Hendrickson, J.

“…We show that a generalized asymmetric resonant line shape derived elsewhere from rigorous electromagnetic calculations [Gallinet and Martin, Phys. Rev. B 83,…”
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Terahertz excitation of a coherent λ-type three-level system of exciton-polariton modes in a quantum-well microcavity by Tomaino, J L, Jameson, A D, Lee, Yun-Shik, Khitrova, G, Gibbs, H M, Klettke, A C, Kira, M, Koch, S W

“…Interactions of few-cycle terahertz pulses with the induced optical polarization in a quantum-well microcavity reveal that the lower and higher…”
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Observation of forbidden exciton transitions mediated by Coulomb interactions in photoexcited semiconductor quantum wells by Rice, W D, Kono, J, Zybell, S, Winnerl, S, Bhattacharyya, J, Schneider, H, Helm, M, Ewers, B, Chernikov, A, Koch, M, Chatterjee, S, Khitrova, G, Gibbs, H M, Schneebeli, L, Breddermann, B, Kira, M, Koch, S W

“…We use terahertz pulses to induce resonant transitions between the eigenstates of optically generated exciton populations in a high-quality semiconductor…”
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Excitonic polaritons in Fibonacci quasicrystals by Hendrickson, J, Richards, B C, Sweet, J, Khitrova, G, Poddubny, A N, Ivchenko, E L, Wegener, M, Gibbs, H M

“…The fabrication and characterization of light-emitting one-dimensional photonic quasicrystals based on excitonic resonances is reported. The structures consist…”
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Light-induced gaps in semiconductor band-to-band transitions by Vu, Q T, Haug, H, Mücke, O D, Tritschler, T, Wegener, M, Khitrova, G, Gibbs, H M

“…We observe a triplet around the third harmonic of the semiconductor band gap when exciting 50-100 nm thin GaAs films with 5 fs pulses at 3 x 10(12) W/cm(2)…”
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Direct Observation of Excitonic Rabi Oscillations in Semiconductors by Schülzgen, A., Binder, R., Donovan, M. E., Lindberg, M., Wundke, K., Gibbs, H. M., Khitrova, G., Peyghambarian, N.

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Excitonic photoluminescence in semiconductor quantum wells: plasma versus excitons by Chatterjee, S, Ell, C, Mosor, S, Khitrova, G, Gibbs, H M, Hoyer, W, Kira, M, Koch, S W, Prineas, J P, Stolz, H

“…Time-resolved photoluminescence spectra after nonresonant excitation show a distinct 1s resonance, independent of the existence of bound excitons. A…”
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Purcell factor in small metallic cavities by Glazov, M. M., Ivchenko, E. L., Poddubny, A. N., Khitrova, G.

“…We have studied theoretically the Purcell factor which characterizes a change in the emission rate of an electric or magnetic dipole embedded in the center of…”
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Coulomb Memory Signatures in the Excitonic Optical Stark Effect by Sieh, C., Meier, T., Jahnke, F., Knorr, A., Koch, S. W., Brick, P., Hübner, M., Ell, C., Prineas, J., Khitrova, G., Gibbs, H. M.

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Growth and annealing of InAs quantum dots on pre-structured GaAs substrates by Helfrich, M., Hu, D.Z., Hendrickson, J., Gehl, M., Rülke, D., Gröger, R., Litvinov, D., Linden, S., Wegener, M., Gerthsen, D., Schimmel, T., Hetterich, M., Kalt, H., Khitrova, G., Gibbs, H.M., Schaadt, D.M.

“…In this study, we investigated the effect of in situ annealing on InAs quantum dots site-selectively grown on pre-structured GaAs substrates. A morphological…”
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One dimensional resonant Fibonacci quasicrystals: noncanonical linear and canonical nonlinear effects by Werchner, M, Schafer, M, Kira, M, Koch, S W, Sweet, J, Olitzky, J D, Hendrickson, J, Richards, B C, Khitrova, G, Gibbs, H M, Poddubny, A N, Ivchenko, E L, Voronov, M, Wegener, M

“…A detailed experimental and theoretical study of the linear and nonlinear optical properties of different Fibonacci-spaced multiple-quantum-well structures is…”
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All-optical spin-dependent polarization switching in Bragg-spaced quantum well structures by Johnston, W. J., Yildirim, M., Prineas, J. P., Smirl, Arthur L., Gibbs, H. M., Khitrova, G.

“…All-optical polarization switching is demonstrated in a resonant photonic band-gap structure consisting of Bragg-spaced quantum wells (BSQWs). The switch takes…”
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Weak localization of light in a disordered microcavity by GURIOLI, M, BOGANI, F, CAVIGLI, L, GIBBS, H, KHITROVA, G, WIERSMA, D. S

“…We report the observation of weak localization of light in a semiconductor microcavity. The intrinsic disorder in a microcavity leads to multiple scattering…”
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