TITLE

Quasi-one-dimensional electron gas and its magnetic depopulation in a quantum wire prepared by

AUTHOR(S)
Motohisa, J.; Sakaki, H.
PUB. DATE
September 1993
SOURCE
Applied Physics Letters;9/27/1993, Vol. 63 Issue 13, p1786
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
Details the formation of a quasi-one-dimensional electron gas on an edge surface of an aluminum gallium arsenide/gallium arsenide multiple quantum well structure. Width of the well; Reduction of contamination; Indication of the angular dependence of the magnetoresistance and the magnetic depopulation effects.
ACCESSION #
4294079

 

Related Articles

  • Commensurate Oscillations of the Magnetoresistance of a Two-Dimensional Electron Gas in GaAs Quantum Wells with Corrugated Heteroboundaries. Bakarov, A. K.; Bykov, A. A.; Aksenova, N. D.; Sheglov, D. V.; Latyshev, A. V.; Toropov, A. I. // JETP Letters;6/25/2003, Vol. 77 Issue 12, p662 

    Oscillations of the magnetoresistance commensurate with the spatial modulation period of the growth surfaces were observed in selectively doped GaAs quantum wells with AlAs/GaAs superlattice barriers grown by molecular beam epitaxy. The experimental data obtained are explained by the lateral...

  • Negative Magnetoresistance of a High-Mobility Two-Dimensional Electron Gas in a Nonlinear Regime. Bykov, A. A.; Kalagin, A. K.; Bakarov, A. K. // JETP Letters;4/25/2005, Vol. 81 Issue 8, p406 

    The effect of the measuring current Idc on the magnetoresistance (MR) of a high-mobility two-dimensional electron gas (2DEG) in a GaAs quantum well with AlAs/GaAs superlattice barriers has been studied. It has been found that, as Idc increases, the MR of the 2DEG in the studied structures...

  • Magnetotransport through two dimensional electron gas in a tubular geometry. Shaji, Nakul; Qin, Hua; Blick, Robert H.; Klein, Levente J.; Deneke, Christoph; Schmidt, Oliver G. // Applied Physics Letters;1/22/2007, Vol. 90 Issue 4, p042101 

    The authors report on topology dependent electron transport in tubular shaped two dimensional electron gas. These micron sized tubes are realized in strained InGaAs quantum wells as a first step towards investigating geometric potentials in low dimensional quantum systems. They investigate the...

  • Quantum capacitance devices. Luryi, Serge // Applied Physics Letters;2/8/1988, Vol. 52 Issue 6, p501 

    Two-dimensional electron gas (2DEG) in a quantum well or inversion layer, unlike an ordinary grounded metallic plane, does not completely screen an applied transverse electric field. Owing to its Fermi degeneracy energy, a 2DEG manifests itself as a capacitor in series, whose capacitance per...

  • Two-dimensional electron gas in double quantum wells with tilted bands. Timofeev, V. B.; Larionov, A. V.; Dorozhkin, P. S.; Bayer, M.; Forchel, A.; Straka, J. // JETP Letters;6/10/97, Vol. 65 Issue 11, p877 

    When a voltage is applied to double quantum wells based on AlGaAs/GaAs heterostructures with contact regions (n�i�n structures), a two-dimensional (2D) electron gas appears in one of the quantum wells. Under illumination which generates electron�hole pairs, the photoexcited holes...

  • Exciton-electron interaction in quantum wells with a two dimensional electron gas of low density. Ossau, W.; Yakovlev, D. R.; Hu, C. Y.; Kochereshko, V. P.; Astakhov, G. V.; Suris, R. A.; Christianen, P. C. M.; Maan, J. C. // Physics of the Solid State;May99, Vol. 41 Issue 5, p751 

    II-VI quantum-well structures containing a 2DEG of low density have been investigated by means of polarized photoluminescence, photoluminescence excitation and reflectivity in external magnetic fields up to 20 T. The spin splittings of the exciton X and the negatively charged exciton X[sup -]...

  • Two-dimensional electron gas in delta-doped double quantum wells for photodetector application. Lo, Ikai; Chang, Y.C. // Journal of Applied Physics;6/15/1997, Vol. 81 Issue 12, p8112 

    Presents a study on the two-dimensional electron gas in delta-doped double quantum wells using the Shubnikov-de Haas measurement. Prevention of the electron coupling in the two wells by the delta-doping layer at the central barrier; Proposed delta-doped multiple quantum well structure for...

  • Microwave mixing and noise in the two-dimensional electron gas medium at low temperatures. Yang, J.X.; Li, J. // Applied Physics Letters;4/10/1995, Vol. 66 Issue 15, p1983 

    Examines the use of microwave mixing and noise measurement techniques to characterize the energy relaxation and noise phenomena for the two-dimensional electron gas (2DEG) medium in modulation-doped quantum wells. Basic properties of 2DEG medium; Range of microwave frequencies utilized in the...

  • Electronic parameters of the two-dimensional electron gas in modulation-doped single quantum wells due to an embedded deep step layer. Kim, T. W.; Lee, D. U.; Choo, D. C.; Jung, M.; Yoo, K. H.; Song, M. S.; Yeo, T.; Comanescu, G.; McCombe, B. D.; Kim, M. D. // Journal of Applied Physics;3/1/2001, Vol. 89 Issue 5, p2649 

    The Shubnikov-de Haas (S-dH) measurements at 1.5 K clearly demonstrated the existence of a two-dimensional electron gas (2DEG) in the modulation-doped Al[sub 0.25]Ga[sub 0.75]As/In[sub y]Ga[sub 1-y]As/GaAs single and step quantum wells, and the fast Fourier transformation results for the S-dH...

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics