Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions

Through resonant coherent optical excitation of upper branch polaritons in semiconductor microcavities, an effective screening of the disorder potential experienced by lower branch polaritons is predicted. The effect is due to polariton–polariton interactions, which generate bistability for the uppe...

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Main Author: Liew, Timothy Chi Hin
Other Authors: School of Physical and Mathematical Sciences
Format: Journal Article
Language:English
Published: 2013
Online Access:https://hdl.handle.net/10356/104886
http://hdl.handle.net/10220/17252
http://dx.doi.org/10.1002/pssb.201100041
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author Liew, Timothy Chi Hin
author2 School of Physical and Mathematical Sciences
author_facet School of Physical and Mathematical Sciences
Liew, Timothy Chi Hin
author_sort Liew, Timothy Chi Hin
collection NTU
description Through resonant coherent optical excitation of upper branch polaritons in semiconductor microcavities, an effective screening of the disorder potential experienced by lower branch polaritons is predicted. The effect is due to polariton–polariton interactions, which generate bistability for the upper-polariton states and introduce an effective potential for lower-polaritons. The effect represents a simple tool to improve the characteristics of devices operating in the low density regime.
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spelling ntu-10356/1048862019-12-06T21:41:58Z Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions Liew, Timothy Chi Hin School of Physical and Mathematical Sciences Through resonant coherent optical excitation of upper branch polaritons in semiconductor microcavities, an effective screening of the disorder potential experienced by lower branch polaritons is predicted. The effect is due to polariton–polariton interactions, which generate bistability for the upper-polariton states and introduce an effective potential for lower-polaritons. The effect represents a simple tool to improve the characteristics of devices operating in the low density regime. 2013-11-05T04:50:15Z 2019-12-06T21:41:58Z 2013-11-05T04:50:15Z 2019-12-06T21:41:58Z 2012 2012 Journal Article Liew, T. C. H. (2012). Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions. physica status solidi (b), 249(5), 880-884. 0370-1972 https://hdl.handle.net/10356/104886 http://hdl.handle.net/10220/17252 http://dx.doi.org/10.1002/pssb.201100041 en physica status solidi (b)
spellingShingle Liew, Timothy Chi Hin
Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title_full Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title_fullStr Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title_full_unstemmed Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title_short Optically erasing disorder in semiconductor microcavities using polariton-polariton interactions
title_sort optically erasing disorder in semiconductor microcavities using polariton polariton interactions
url https://hdl.handle.net/10356/104886
http://hdl.handle.net/10220/17252
http://dx.doi.org/10.1002/pssb.201100041
work_keys_str_mv AT liewtimothychihin opticallyerasingdisorderinsemiconductormicrocavitiesusingpolaritonpolaritoninteractions