Search Results - "Studart, N"

Influence of stoichiometry on the luminescent properties of InAs quantum dots grown on a InxGa1-xAs/InP heterostructure by MENDOZA-ALVAREZ, J. G, PIRES, M. P, LANDI, S. M, LOPES, A. S, SOUZA, P. L, VILLAS-BOAS, J. M, STUDART, N

Get full text

Effects of intersubband interaction on multisubband electron transport in single and double quantum wells by Hai, G.-Q., Studart, N., Marques, G.E., Peeters, F.M., Koenraad, P.M.

“…The multisubband electron transport properties are studied for doped single quantum well and gated double asymmetric quantum well structures. The effects due…”
Get full text

Correlations in the Layered Electron Gas by da Costa, W. B., de Freitas, U., Studart, N.

“…The self‐consistent theory of Singwi, Tosi, Land and Sjölander (STLS), which accounts for exchange and short‐range correlation effects through an effective…”
Get full text

Electron states in a quasi-one-dimensional charge channel over liquid helium in the presence of a transverse magnetic field by Sokolov, SS, Studart, N

“…Calculations are carried out for single-particle energy levels and wave functions for electrons in a quasi-one-dimensional charge channel formed on the surface…”
Get full text

Electron-phonon interaction in quantum-dot/quantum-well semiconductor heterostructures by COMAS, F, STUDART, Nelson

Get full text

Electron mobility in Si delta doped GaAs by Koenraad, P.M., van de Stadt, A.F.W., Shi, J.M., Hai, G.Q., Studart, N., Vansant, P., Peeters, F.M., Devreese, J.T., Perenboom, J.A.A.J., Wolter, J.H.

“…We have measured the transport and quantum mobility in Si delta doped samples as a function of the doping concentration and the thickness of the doping layer…”
Get full text

Optical phonons in semiconductor quantum rods by Comas, F., Studart, Nelson, Marques, G.E.

“…Surface polar-optical phonons are analyzed for semiconductor quantum rods (QR). The cylindrical symmetry is modelled in the form of a prolate spheroid where…”
Get full text

Many-body interactions in a quantum wire in the integer quantum Hall regime : Suppression of the exchange-enhanced g factor by BALEV, O. G, SILVA, Sanderson, STUDART, Nelson

Get full text

Effects of intersubband coupling on Friedel oscillations in quasi-two-dimensional electron systems by Hai, G.-Q., Peeters, F.M., Studart, N., Marques, G.E.

“…We have studied the effect of screening on an ionized impurity and Freidel oscillations in a quasi-two-dimensional (Q2D) electron system in which multisubbands…”
Get full text

Influence of stoichiometry on the luminescent properties of InAs quantum dots grown on a heterostructure by Mendoza-Alvarez, J.G., Pires, M.P., Landi, S.M., Lopes, A.S., Souza, P.L., Villas-Boas, J.M., Studart, N.

Get full text

Influence of stoichiometry on the luminescent properties of InAs quantum dots grown on a In x Ga 1 - x As / InP heterostructure by Mendoza-Alvarez, J.G., Pires, M.P., Landi, S.M., Lopes, A.S., Souza, P.L., Villas-Boas, J.M., Studart, N.

“…We report photoluminescence (PL) spectra of InP / In x Ga 1 - x As / InAs / InP dot-in-a-well structures grown by MOVPE, with different compositions of the…”
Get full text

Quasi-one-dimensional electron transport over the surface of a liquid-helium film by Sokolov, Sviatoslav, Studart, Nelson

“…Quasi-one-dimensional mobility of surface electrons over a liquid-helium suspended film is studied for a conducting channel. The electron mobility is…”
Get full text

Magnetoplasmons in nondegenerate quantum wires on suspended helium films by RAMOS, Antonio Carlos A, BALEV, O. G, STUDART, Nelson

Get full text

Orbital magnetic properties of quantum dots: The role of electron-electron interactions by Dias da Silva, L. G. G. V., Lewenkopf, Caio H., Studart, Nelson

Get full text

Plasma modes in low-dimensional electron system over surface of liquid helium by Sokolov, Sviatoslav S., Studart, Nelson

“…The collective plasma modes in a quasi-two-dimensional (Q2D) electron system located over the free surface of liquid helium are studied theoretically within…”
Get full text

Exchange interaction effects in the thermodynamic properties of quantum dots by DIAS DA SILVA, L. G. G. V, STUDART, Nelson

“…We study electron-electron interaction effects in the thermodynamic properties of quantum-dot systems. We obtain the direct and exchange contributions to the…”
Get full text

Theory of electron transport in a two-dimensional layer on the solid hydrogen surface by Sokolov, SS, Rino, JP, Studart, N

Get full text

Surface electron transport over a liquid-helium film covering a smooth solid substrate by SOKOLOV, Sviatoslav, STUDART, Nelson, COIMBRA, Débora

“…The mobility of surface electrons localized over a superfluid helium film covering a solid substrate is calculated by taking into account the essential…”
Get full text

A test of the Fokker–Planck approach for the description of semiconductor transport properties by Comas, F, Studart, Nelson

“…We apply the Fokker–Planck approach (FPA), where electronic transport is modeled as a drift-diffusion process in energy space, in the calculation of transport…”
Get full text

Surface electron channels on suspended helium films by RAMOS, Antonio Carlos A, BALEV, O. G, STUDART, Nelson

“…The profile of a suspended helium film over a narrow channel is calculated self-consistently for several values of the bulk liquid helium level. We also…”
Get full text