Optical Spectroscopy of Semiconductor Quantum Wires (2008)
Oberli, D.Y., Vouilloz, F., Dupertuis, M.-A., Fall, C.J., Kapon, E.
Carrier Transfer and capture into Quantum Wire Arrays Grown on V-Grooved Substrates (2008)
Haacke, S., Hartig, M., Deveaud, B., Oberli, D.Y., Kapon, E., Mrti, U., ...
Coulomb Correlation and Bandgap Renormalization at High Carrier Densities in Quantum Wires (2008)
Ambigapathy, R., Bar-Joseph, I., Oberli, D.Y., Haacke, S., Brasil, M.J., Reinhardt, F., ...
Density Dependence of Localized Excitonic Recombination in Quantum Wires (2008)
Vouilloz, F., Oberli, D.Y., Wiesendanger, S., Dwir, B., Reinhardt, F., Kapon, E.
Band-Mixing and Coupling in Single and Double Quantum Wire Structures (2008)
Dupertuis, M.-A., Vouilloz, F., Oberli, D.Y., Weman, H., Kapon, E.
Vouilloz, F., Oberli, D.Y., Dupertuis, M.-A., Gustafsson, A., Reinhardt, F., Kapon, E.
Observation of Many-Body Effects in the Excitonic Spectra of Semiconductor Quantum Wires (2008)
Vouilloz, F., Oberli, D.Y., Dwir, B., Reinhardt, F., Kapon, E.
Tunneling and Coupling between One-Dimensional States in Coupled Quantum Wires (2008)
Weman, H., Oberli, D.Y., Dupertuis, M.-A., Reinhardt, F., Gustafsson, A., Kapon, E.
Intrasubband and Intersubband Scattering in Semiconductor Quantum Wires (2008)
Ambigapathy, R., Oberli, D.Y., Ganiere, J.-D., Kapon, E., Deveaud, B.
Excitonic Corrections and Band Gap Renormalization in Quantum Wires (2008)
Piermarrochi, C., Ambigapathy, R., Oberli, D.Y., Kapon, E., Deveaud, B., Tassone, F.
Use of an Optical Microcavity to Probe Exciton Relaxation in Strained V-Groove Quantum Wires (2008)
Constantin, C., Oberli, D.Y., Martinet, E., Rudra, A., Kapon, E.
Martinet, E., Dupertuis, M.-A., Sirigu, L., Oberli, D.Y., Rudra, A., Leifer, K., ...
Lasing via Ground-State Transitions in V-Groove Quantum Wire Lasers (2008)
Sirigu, L., Degiorgi, L., Oberli, D.Y., Rudra, A., Kapon, E.
Excitonic Lasing in Semiconductor Quantum Wires (2008)
Sirigu, L., Oberli, D.Y., Degiorgi, L., Rudra, A., Kapon, E.
Optical emission from a V-groove quantum wire laser diode immersed in high magnetic fields (2008)
Sirigu, L., Weman, H., Karlsson, K.F., Oberli, D.Y., Rudra, A., Kapon, E.
Malko, A., Baier, M.H., Pelucchi, E., Leifer, K., Oberli, D.Y., Chek-al-kar, D., ...
Observation of charged excitons in V-groove quantum wires (2008)
Otterburg, T., Oberli, D.Y., Dupertuis, M.-A., Dwir, B., Pelucchi, E., Kapon, E.
Properties of GaAs/AlGaAs Quantum Wells Grown by OMVPE using Vicinal GaAs Substrates (2008)
Rudra, A., Pelucchi, E., Oberli, D.Y., Moret, N., Dwir, B., Kapon, E.
Correlated Photon Emission from Semiconductor Quantum Dots Grown in Inverted Pyramids (2008)
Malko, A., Baier, M.H., Pelucchi, E., Chek-al-Kar, D., Oberli, D.Y., Kapon, E.
Enhancement of the Binding Energy of Charged Excitons in Disordered Quantum Wires (2008)
Otterburg, T., Oberli, D.Y., Dupertuis, M.-A., MoretvN., Pelucchi, E., Dwir, B., ...
Quantum Dot Exciton Dynamics Probed by Photon-Correlation Spectroscopy (2008)
Baier, M.H., Malko, A., Pelucchi, E., Oberli, D.Y., Kapon, E.
Optical polarization anisotropy and hole states in pyramidal quantum dots (2008)
Karlsson, K.F., Troncale, V., Oberli, D.Y., Malko, A., Pelucchi, E., Rudra, A., ...
Correlation between optical properties and interfaces morphology of GaAs/AlGaAs quantum wells (2008)
Moret, N., Oberli, D.Y., Pelucchi, E., Gogneau, N., Rudra, A., Kapon, E.
Pelucchi, E, Moret, N., Dwir, B., Oberli, D.Y., Rudra, A., Gogneau, N., ...
Optical spectroscopy of semiconductor quantum wires (2007)
Oberli, D. Y., Vouilloz, F., Dupertuis, M. A., Fall, C., Kapon, E.
We investigated the optical properties of excitons in quasi-one-dimensional semiconductor quantum structures by photoluminescence and photoluminescence excitation: High-quality GaAs/AlxGa1-xAs...
Carrier transfer and capture into quantum wire arrays grown on V-groove substrates (2007)
Haacke, S., Hartig, M., Oberli, D. Y., Deveaud, B., Kapon, E., Marti, U., ...
The mechanisms of carrier transfer from barrier regions (superlattices, side-wall and vertical quantum wells) into arrays of quantum wires are investigated by time-resolved photoluminescence. The...
Coulomb correlation and band gap renormalization at high carrier densities in quantum wires (2007)
Ambigapathy, R., BarJoseph, I., Oberli, D. Y., Haacke, S., Brasil, M. J., Reinhardt, F., ...
We have studied the luminescence of narrow quantum wires at photoexcitation densities of up to similar to 3 x 10(6) cm(-1). We show that even at these densities, which are well above the expected...
Polarization anisotropy and valence band mixing in semiconductor quantum wires (2007)
Vouilloz, F., Oberli, D. Y., Dupertuis, M. A., Gustafsson, A., Reinhardt, F., Kapon, E.
We have studied the effect of valence band mixing on the optical properties of semiconductor quantum wires by analyzing the luminescence polarization. Large polarization anisotropy is observed and...
Vouilloz, F., Oberli, D. Y., Dupertuis, M. A., Gustafsson, A., Reinhardt, F., Kapon, E.
The optical properties of high-quality V-groove GaAs/AlxGa1-xAs quantum wires have been investigated using low-temperature photoluminescence (PL) and photoluminescence excitation (PLE) techniques. We...
Band-mixing and coupling in single and double quantum wire structures (2007)
Dupertuis, M. A., Vouilloz, F., Oberli, D. Y., Weman, H., Kapon, E.
The electronic states in the conduction and valence bands of quantum wires are studied by means of the effective mass hamiltonian and the Luttinger hamiltonian. The band mixing effects due to the...
Tunneling and coupling between one-dimensional states in double quantum wires (2007)
Weman, H., Oberli, D. Y., Dupertuis, M. A., Reinhardt, F., Gustafsson, A., Kapon, E.
Evidence of tunneling and electronic coupling in a one-dimensional system is reported. This is accomplished by comparing low-temperature photoluminescence and photoluminescence excitation spectra of...
Intrasubband and intersubband scattering in semiconductor quantum wires (2007)
Ambigapathy, R., Oberli, D. Y., Ganiere, J. D., Kapon, E., Deveaud, B.
We have performed low-density (< 10(5) cm(-1)) time-resolved photoluminescence experiments that probe the relaxation of photo-excited carriers in a quantum wire. Our results show that carrier-carrier...
Excitonic corrections and band gap renormalization in quantum wires (2007)
Piermarocchi, C., Ambigapathy, R., Oberli, D. Y., Kapon, E., Deveaud, B., Tassone, F.
We present a theoretical analysis of experimental photoluminescence spectra in highly excited semiconductor quantum wires. We show that the inclusion in the theory of electron-hole correlations...
Oberli, D. Y., Dupertuis, M. A., Reinhardt, F., Kapon, E.
We have studied the effect of disorder on the radiative properties of semiconductor quantum wires by time-resolved photoluminescence spectroscopy. The dependence of the radiative lifetimes is...
The impact of low symmetry on the electronic and optical properties of quantum wires (2007)
Dupertuis, M. A., Martinet, E., Oberli, D. Y., Kapon, E.
The role of the confinement potential symmetry on the electronic and optical properties of quantum mires is systematically studied. In a wide class of quantum mires with mirror symmetry we evidence a...
Oberli, D. Y., Vouilloz, F., Ambigapathy, R., Deveaud, B., Kapon, E.
We report on time-resolved and steady-state photoluminescence studies of GaAs/AlGaAs V-groove quantum wire structures. Steady-state photoluminescence experiments are performed in the temperature...
Martinet, E., Dupertuis, M. A., Sirigu, L., Oberli, D. Y., Rudra, A., Leifer, K., ...
We report on the direct absorption measurement of the polarization selection rules in a V-groove QWR waveguide. Attenuation measurements in a 1 mm long waveguide were performed from 10 K up to room...
Enhancement of the Binding Energy of Charged Excitons in Disordered Quantum Wires (2004)
Otterburg, T., Oberli, D. Y., Dupertuis, M. -A., Moret, N., Pelucchi, E., Dwir, B., ...
Negatively and positively charged excitons are identified in the spatially-resolved photoluminescence spectra of quantum wires. We demonstrate that charged excitons are weakly localized in disordered...
Excitonic lasing in semiconductor quantum wires (1999)
Sirigu, L., Oberli, D. Y., Degiorgi, L., Rudra, A., Kapon, E.
Direct experimental evidences for excitonic lasing is obtained in optically pumped V-groove quantum wire structures. We demonstrate that laser emission at a temperature of 10 K arises from a...
Oberli, D. Y., Vouilloz, F., Ambigapathy, R., Deveaud, B., Kapon, E.
We report on time-resolved and steady-state photoluminescence studies of GaAs/AlGaAs V-groove quantum wire structures. Steady-state photoluminescence experiments are performed in the temperature...
Oberli, D. Y., Dupertuis, M. -A., Reinhardt, F., Kapon, E.
We have studied the effect of disorder on the radiative properties of semiconductor quantum wires by time-resolved photoluminescence spectroscopy. The dependence of the radiative lifetimes is...
Coulomb Correlation and Bandgap Renormalization At High Carrier Densities in Quantum Wires (1970)
R. Ambigapathy, I. Bar-joseph, D. Y. Oberli, S. Haacke, M. J. Brasil, F. Reinhardt, ...
We have studied the luminescence of narrow quantum wires at photoexcitation densities of up to # 310 6 cm -1 . We show that, even at these densities, which are well above the expected Mott density of...