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Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots

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Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots. / Hayne, M ; Maes, J ; Bersier, S et al.
In: Physica E: Low-dimensional Systems and Nanostructures, Vol. 21, No. 2-4, 03.2004, p. 189-192.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Hayne, M, Maes, J, Bersier, S, Schliwa, A, Muller-Kirsch, L, Kapteyn, C, Heitz, R, Bimberg, D & Moshchalkov, VV 2004, 'Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots', Physica E: Low-dimensional Systems and Nanostructures, vol. 21, no. 2-4, pp. 189-192. https://doi.org/10.1016/j.physe.2003.11.010

APA

Hayne, M., Maes, J., Bersier, S., Schliwa, A., Muller-Kirsch, L., Kapteyn, C., Heitz, R., Bimberg, D., & Moshchalkov, V. V. (2004). Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots. Physica E: Low-dimensional Systems and Nanostructures, 21(2-4), 189-192. https://doi.org/10.1016/j.physe.2003.11.010

Vancouver

Hayne M, Maes J, Bersier S, Schliwa A, Muller-Kirsch L, Kapteyn C et al. Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots. Physica E: Low-dimensional Systems and Nanostructures. 2004 Mar;21(2-4):189-192. doi: 10.1016/j.physe.2003.11.010

Author

Hayne, M ; Maes, J ; Bersier, S et al. / Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots. In: Physica E: Low-dimensional Systems and Nanostructures. 2004 ; Vol. 21, No. 2-4. pp. 189-192.

Bibtex

@article{13a7198e1ef043f29282e5a56fd6124b,
title = "Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots",
abstract = "We explore the Coulomb binding of electrons to holes confined to type-II GaSb self-assembled quantum dots. We demonstrate that at low laser power electrons are more weakly bound to holes trapped by the dots than to holes in the wetting layer. On the other hand, at high laser power the hydrogenic binding energy of dot excitons increases by more than a factor of two, and so exceeds that of wetting layer excitons. We attribute this to the strong binding of 'core' electrons to dots that are highly charged with holes by optical pumping. (C) 2003 Elsevier B.V. All rights reserved.",
keywords = "self-assembled quantum dots, GaSb, pulsed magnetic fields, LOCALIZATION",
author = "M Hayne and J Maes and S Bersier and A Schliwa and L Muller-Kirsch and C Kapteyn and R Heitz and D Bimberg and Moshchalkov, {V V}",
year = "2004",
month = mar,
doi = "10.1016/j.physe.2003.11.010",
language = "English",
volume = "21",
pages = "189--192",
journal = "Physica E: Low-dimensional Systems and Nanostructures",
issn = "1386-9477",
publisher = "Elsevier",
number = "2-4",

}

RIS

TY - JOUR

T1 - Coulomb binding of electrons to multiply charged GaSb/GaAs self-assembled quantum dots

AU - Hayne, M

AU - Maes, J

AU - Bersier, S

AU - Schliwa, A

AU - Muller-Kirsch, L

AU - Kapteyn, C

AU - Heitz, R

AU - Bimberg, D

AU - Moshchalkov, V V

PY - 2004/3

Y1 - 2004/3

N2 - We explore the Coulomb binding of electrons to holes confined to type-II GaSb self-assembled quantum dots. We demonstrate that at low laser power electrons are more weakly bound to holes trapped by the dots than to holes in the wetting layer. On the other hand, at high laser power the hydrogenic binding energy of dot excitons increases by more than a factor of two, and so exceeds that of wetting layer excitons. We attribute this to the strong binding of 'core' electrons to dots that are highly charged with holes by optical pumping. (C) 2003 Elsevier B.V. All rights reserved.

AB - We explore the Coulomb binding of electrons to holes confined to type-II GaSb self-assembled quantum dots. We demonstrate that at low laser power electrons are more weakly bound to holes trapped by the dots than to holes in the wetting layer. On the other hand, at high laser power the hydrogenic binding energy of dot excitons increases by more than a factor of two, and so exceeds that of wetting layer excitons. We attribute this to the strong binding of 'core' electrons to dots that are highly charged with holes by optical pumping. (C) 2003 Elsevier B.V. All rights reserved.

KW - self-assembled quantum dots

KW - GaSb

KW - pulsed magnetic fields

KW - LOCALIZATION

U2 - 10.1016/j.physe.2003.11.010

DO - 10.1016/j.physe.2003.11.010

M3 - Journal article

VL - 21

SP - 189

EP - 192

JO - Physica E: Low-dimensional Systems and Nanostructures

JF - Physica E: Low-dimensional Systems and Nanostructures

SN - 1386-9477

IS - 2-4

ER -