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Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy

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Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy. / Maes, Jochen; Hayne, M ; Manz, Yvonne M et al.
In: Physica E: Low-dimensional Systems and Nanostructures, Vol. 13, No. 2-4, 03.2002, p. 203-207.

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

Harvard

Maes, J, Hayne, M, Manz, YM, Schmidt, OG, Eberl, K & Moshchalkov, VV 2002, 'Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy', Physica E: Low-dimensional Systems and Nanostructures, vol. 13, no. 2-4, pp. 203-207. https://doi.org/10.1016/S1386-9477(01)00520-3

APA

Maes, J., Hayne, M., Manz, Y. M., Schmidt, O. G., Eberl, K., & Moshchalkov, V. V. (2002). Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy. Physica E: Low-dimensional Systems and Nanostructures, 13(2-4), 203-207. https://doi.org/10.1016/S1386-9477(01)00520-3

Vancouver

Maes J, Hayne M, Manz YM, Schmidt OG, Eberl K, Moshchalkov VV. Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy. Physica E: Low-dimensional Systems and Nanostructures. 2002 Mar;13(2-4):203-207. doi: 10.1016/S1386-9477(01)00520-3

Author

Maes, Jochen ; Hayne, M ; Manz, Yvonne M et al. / Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy. In: Physica E: Low-dimensional Systems and Nanostructures. 2002 ; Vol. 13, No. 2-4. pp. 203-207.

Bibtex

@article{f34cee8f80884fa6b30d4bb9d9403496,
title = "Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy",
abstract = "We have studied the magneto-photo luminescence (PL) of triply stacked layers of self-assembled InP quantum dots, For a small separation of the uppermost dot in (he triple stack from the other two closely stacked layers, only one PL peak is observed, whereas for a large separation two PL peaks are present: a broad low-energy and a narrow high-energy peak. We propose a model in which the low-energy peak is associated with the uppermost dot where alignment faults result in enhanced size fluctuations, broadening the line, The narrow high-energy peak originates from charges located in the double stack. In the large separation regime, an increased broadening of the PL line-width indicates that the size fluctuations are augmented as the layer separation is increased from 15 to 30 nm. (C) 2002 Elsevier Science B.V. All rights reserved.",
keywords = "self-assembled quantum dots, InP, pulsed magnetic fields, ELECTRON, GROWTH",
author = "Jochen Maes and M Hayne and Manz, {Yvonne M} and Schmidt, {Oliver G} and Karl Eberl and Moshchalkov, {Victor V}",
year = "2002",
month = mar,
doi = "10.1016/S1386-9477(01)00520-3",
language = "English",
volume = "13",
pages = "203--207",
journal = "Physica E: Low-dimensional Systems and Nanostructures",
issn = "1386-9477",
publisher = "Elsevier",
number = "2-4",

}

RIS

TY - JOUR

T1 - Charge confinement and uniformity of stacked InP quantum dots studied by magneto-optical spectroscopy

AU - Maes, Jochen

AU - Hayne, M

AU - Manz, Yvonne M

AU - Schmidt, Oliver G

AU - Eberl, Karl

AU - Moshchalkov, Victor V

PY - 2002/3

Y1 - 2002/3

N2 - We have studied the magneto-photo luminescence (PL) of triply stacked layers of self-assembled InP quantum dots, For a small separation of the uppermost dot in (he triple stack from the other two closely stacked layers, only one PL peak is observed, whereas for a large separation two PL peaks are present: a broad low-energy and a narrow high-energy peak. We propose a model in which the low-energy peak is associated with the uppermost dot where alignment faults result in enhanced size fluctuations, broadening the line, The narrow high-energy peak originates from charges located in the double stack. In the large separation regime, an increased broadening of the PL line-width indicates that the size fluctuations are augmented as the layer separation is increased from 15 to 30 nm. (C) 2002 Elsevier Science B.V. All rights reserved.

AB - We have studied the magneto-photo luminescence (PL) of triply stacked layers of self-assembled InP quantum dots, For a small separation of the uppermost dot in (he triple stack from the other two closely stacked layers, only one PL peak is observed, whereas for a large separation two PL peaks are present: a broad low-energy and a narrow high-energy peak. We propose a model in which the low-energy peak is associated with the uppermost dot where alignment faults result in enhanced size fluctuations, broadening the line, The narrow high-energy peak originates from charges located in the double stack. In the large separation regime, an increased broadening of the PL line-width indicates that the size fluctuations are augmented as the layer separation is increased from 15 to 30 nm. (C) 2002 Elsevier Science B.V. All rights reserved.

KW - self-assembled quantum dots

KW - InP

KW - pulsed magnetic fields

KW - ELECTRON

KW - GROWTH

U2 - 10.1016/S1386-9477(01)00520-3

DO - 10.1016/S1386-9477(01)00520-3

M3 - Journal article

VL - 13

SP - 203

EP - 207

JO - Physica E: Low-dimensional Systems and Nanostructures

JF - Physica E: Low-dimensional Systems and Nanostructures

SN - 1386-9477

IS - 2-4

ER -