Search Results - "Degani, Marcos H."

Progress in Symmetric and Asymmetric Superlattice Quantum Well Infrared Photodetectors by Penello, Germano M., Pereira, Pedro H., Guerra, Lesslie, Pinto, Luciana D., Jakomin, Roberto, Mourão, Renato T., Degani, Marcos H., Maialle, Marcelo Z., Sivco, Deborah, Gmachl, Claire, Pires, Mauricio P., Souza, Patricia L.

“…Herein, two challenges are addressed, which quantum well infrared photodetectors (QWIPs), based on III‐V semiconductors, face, namely: photodetection within…”
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Negative photoconductance in a biased multiquantum well with filter barriers by Bezerra, Anibal T., Maialle, Marcelo Z., Degani, Marcos H., Farinas, Paulo F., Studart, Nelson

“…In this paper the photon-assisted electron motion in a multiquantum well (MQW) semiconductor heterostructure in the presence of an electric field is…”
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Exceptionally Narrow-Band Quantum Dot Infrared Photodetector by Alvarenga, Déborah R., Parra-Murillo, Carlos A., Kawabata, Rudy M. S., Guimaraes, Paulo S. S., Unterrainer, K., Pires, Mauricio P., Vieira, Gustavo S., Villas-Boas, José M., Maialle, Marcelo Z., Degani, Marcos H., Farinas, Paulo F., Studart, Nelson, Souza, Patricia L.

“…InGaAlAs/InGaAs/InGaAlAs/InAs/InP quantum-dot structures have been investigated for the development of infrared photodetectors capable of generating…”
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Towards an effective mass model for the quasi-1D magnesium diboride superconducting nanostructures by Pasek, Wojciech Julian, Degani, Marcos H., de Andrade, Marcio C., Maialle, Marcelo Z.

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Stark ladders in strongly coupled GaAs-AlAs superlattices by Degani, Marcos H.

“…The energy spectrum of a superlattice in the presence of an electric field is calculated using the split time scheme. It is shown that even for a low field two…”
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Exploring Parity Anomaly for Dual Peak Infrared Photodetection by Penello, Germano M., Degani, Marcos H., Maialle, Marcelo Z., Kawabata, Rudy M. S., Micha, Daniel N., Pires, Mauricio P., Souza, Patricia L.

“…In this paper, we show a superlattice quantum well infrared photodetector (S-QWIP) grown by metal-organic vapor phase epitaxy with two narrow photocurrent…”
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Photocurrent Calculation of Intersubband Transitions to Continuum-Localized States in GaAs/AlGaAs Multiquantum Wells for Mid-Infrared Photodetector by Penello, Germano M., Degani, Marcos H., Maialle, Marcelo Z., Pires, Mauricio P., Souza, Patricia L.

“…In this paper, we propose a system based on GaAs heterostructure where it is possible to generate photocurrent with mid-infrared radiation. This system is…”
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Resonances of trion states in quantum dot molecules tuned by an electric field by Degani, Marcos H., Maialle, Marcelo Z.

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Two-dimensional magnetoexcitons in type-II semiconductor quantum dots by Degani, Marcos H., Maialle, Marcelo Z., Medeiros-Ribeiro, Gilberto, Ribeiro, Evaldo

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Generation and control of spin-polarized photocurrents in GaMnAs heterostructures by Bezerra, Anibal T., Castelano, Leonardo K., Degani, Marcos H., Maialle, Marcelo Z., Farinas, Paulo F., Studart, Nelson

“…Photocurrents are calculated for a specially designed GaMnAs semiconductor heterostructure. The results reveal regions in the infrared range of the energy…”
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Dynamics of excitons and Coulomb beats in a quantum dot molecule by Degani, Marcos H., Farias, Gil A., Farinas, Paulo F.

“…The authors present results for the energy spectrum and the dynamical behavior of excitons in an asymmetric quantum dot molecule. Two main resonances are found…”
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Band superconductivity in a periodic constricted nanoribbon structure by Pasek, Wojciech Julian, Degani, Marcos H., de Andrade, Marcio C., Maialle, Marcelo Z.

“…Periodic geometrically constricted 2D NbSe2 nanowire is investigated with the Anderson approximation of Bogoliubov-de Gennes (BdG) equations. The…”
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Towards an effective mass model for the quasi-1D magnesium diboride superconducting nanostructures by Pasek, Wojciech Julian, Degani, Marcos H, de Andrade, Marcio C, Maialle, Marcelo Z

“…Physica E: Low-dimensional Systems and Nanostructures, 2022, 144, 115356 We developed a parabolic effective mass model with the aim to describe the in-plane…”
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Exciton spin precessions in a biased double quantum dot by Madureira, Justino R., Degani, Marcos H., Maialle, Marcelo Z.

“…We investigated the electric field effects on the spin precessions of excitons in a double quantum dot embedded in a semiconductor nanowire under an applied…”
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Coherent population trapping in intersubband photocurrent spectra by Maialle, Marcelo Z., Degani, Marcos H.

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Mixed singlet-triplet trion states in quantum dot molecules: A spatial-dependent spin-splitting effect by Maialle, Marcelo Z., Degani, Marcos H.

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Optimal control of universal quantum gates in a double quantum dot by Castelano, Leonardo K, de Lima, Emanuel F, Madureira, Justino R, Degani, Marcos H, Maialle, Marcelo Z

“…Phys. Rev. B 97, 235301 (2018) We theoretically investigate electron spin operations driven by applied electric fields in a semiconductor double quantum dot…”
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Negative photoconductance in a biased multiquantum well with filter barriers by Bezerra, Anibal T, Maialle, Marcelo Z, Degani, Marcos H, Farinas, Paulo F, Studart, Nelson

“…In this paper the photon-assisted electron motion in a multiquantum well (MQW) semiconductor heterostructure in the presence of an electric field is…”
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Generation and control of spin-polarized photocurrents in GaMnAs heterostructures by Bezerra, Anibal T, Castelano, Leonardo K, Degani, Marcos H, Maialle, Marcelo Z, Farinas, Paulo F, Studart, Nelson

“…Photocurrents are calculated for a specially designed GaMnAs semiconductor heterostructure. The results reveal regions in the infrared range of the energy…”
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Electron energy levels in a δ-doped layer in GaAs by DEGANI, M. H

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