Superradiant modes in Fibonacci quantum wells under resonant conditions

It is first presented that superradiant modes exist in Fibonacci quantum wells within the exact regions that are obtained using the gap map diagram, rather than the traditional resonant Bragg condition. The results show that three limited regions are derived from the diagram, which correspond to ban...

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Main Authors: C H Chang, C W Tsao, W J Hsueh
Format: Article
Language:English
Published: IOP Publishing 2014-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/16/11/113069
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author C H Chang
C W Tsao
W J Hsueh
author_facet C H Chang
C W Tsao
W J Hsueh
author_sort C H Chang
collection DOAJ
description It is first presented that superradiant modes exist in Fibonacci quantum wells within the exact regions that are obtained using the gap map diagram, rather than the traditional resonant Bragg condition. The results show that three limited regions are derived from the diagram, which correspond to bandgaps with widths that differ from each other. The regions in which the superradiant modes do not occur are also defined clearly. Moreover, the proposed method can be used to determine whether superradiant modes occur in multiple quantum wells that have non-periodical arrangements, including quasiperiodic sequences and correlated disorder sequences.
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spelling doaj.art-a6776b81e2da44d6aad5792a030b4d7c2023-08-08T11:22:06ZengIOP PublishingNew Journal of Physics1367-26302014-01-01161111306910.1088/1367-2630/16/11/113069Superradiant modes in Fibonacci quantum wells under resonant conditionsC H Chang0C W Tsao1W J Hsueh2Photonics Group, Department of Engineering Science and Ocean Engineering, National Taiwan University , 1, Sec. 4, Roosevelt Road, Taipei, 10660, TaiwanPhotonics Group, Department of Engineering Science and Ocean Engineering, National Taiwan University , 1, Sec. 4, Roosevelt Road, Taipei, 10660, TaiwanPhotonics Group, Department of Engineering Science and Ocean Engineering, National Taiwan University , 1, Sec. 4, Roosevelt Road, Taipei, 10660, TaiwanIt is first presented that superradiant modes exist in Fibonacci quantum wells within the exact regions that are obtained using the gap map diagram, rather than the traditional resonant Bragg condition. The results show that three limited regions are derived from the diagram, which correspond to bandgaps with widths that differ from each other. The regions in which the superradiant modes do not occur are also defined clearly. Moreover, the proposed method can be used to determine whether superradiant modes occur in multiple quantum wells that have non-periodical arrangements, including quasiperiodic sequences and correlated disorder sequences.https://doi.org/10.1088/1367-2630/16/11/113069superradiant modesquasiperiodic structureexciton polaritonsquantum wells61.44.Br42.70.Qs
spellingShingle C H Chang
C W Tsao
W J Hsueh
Superradiant modes in Fibonacci quantum wells under resonant conditions
New Journal of Physics
superradiant modes
quasiperiodic structure
exciton polaritons
quantum wells
61.44.Br
42.70.Qs
title Superradiant modes in Fibonacci quantum wells under resonant conditions
title_full Superradiant modes in Fibonacci quantum wells under resonant conditions
title_fullStr Superradiant modes in Fibonacci quantum wells under resonant conditions
title_full_unstemmed Superradiant modes in Fibonacci quantum wells under resonant conditions
title_short Superradiant modes in Fibonacci quantum wells under resonant conditions
title_sort superradiant modes in fibonacci quantum wells under resonant conditions
topic superradiant modes
quasiperiodic structure
exciton polaritons
quantum wells
61.44.Br
42.70.Qs
url https://doi.org/10.1088/1367-2630/16/11/113069
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AT wjhsueh superradiantmodesinfibonacciquantumwellsunderresonantconditions