Modal Properties of Photonic Crystal Cavities and Applications to Lasers

Photonic crystal cavities enable strong light–matter interactions, with numerous applications, such as ultra-small and energy-efficient semiconductor lasers, enhanced nonlinearities and single-photon sources. This paper reviews the properties of the modes of photonic crystal cavities, with a special...

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Autores principales: Marco Saldutti, Meng Xiong, Evangelos Dimopoulos, Yi Yu, Mariangela Gioannini, Jesper Mørk
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/49f17e3f575d48b8abb754429de61920
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spelling oai:doaj.org-article:49f17e3f575d48b8abb754429de619202021-11-25T18:31:51ZModal Properties of Photonic Crystal Cavities and Applications to Lasers10.3390/nano111130302079-4991https://doaj.org/article/49f17e3f575d48b8abb754429de619202021-11-01T00:00:00Zhttps://www.mdpi.com/2079-4991/11/11/3030https://doaj.org/toc/2079-4991Photonic crystal cavities enable strong light–matter interactions, with numerous applications, such as ultra-small and energy-efficient semiconductor lasers, enhanced nonlinearities and single-photon sources. This paper reviews the properties of the modes of photonic crystal cavities, with a special focus on line-defect cavities. In particular, it is shown how the fundamental resonant mode in line-defect cavities gradually turns from Fabry–Perot-like to distributed-feedback-like with increasing cavity size. This peculiar behavior is directly traced back to the properties of the guided Bloch modes. Photonic crystal cavities based on Fano interference are also covered. This type of cavity is realized through coupling of a line-defect waveguide with an adjacent nanocavity, with applications to Fano lasers and optical switches. Finally, emerging cavities for extreme dielectric confinement are covered. These cavities promise extremely strong light–matter interactions by realizing deep sub-wavelength mode size while keeping a high quality factor.Marco SalduttiMeng XiongEvangelos DimopoulosYi YuMariangela GioanniniJesper MørkMDPI AGarticlephotonic crystal(s)extreme dielectric confinementlight–matter interactionline-defect cavitiesnanolasermicrolaserChemistryQD1-999ENNanomaterials, Vol 11, Iss 3030, p 3030 (2021)
institution DOAJ
collection DOAJ
language EN
topic photonic crystal(s)
extreme dielectric confinement
light–matter interaction
line-defect cavities
nanolaser
microlaser
Chemistry
QD1-999
spellingShingle photonic crystal(s)
extreme dielectric confinement
light–matter interaction
line-defect cavities
nanolaser
microlaser
Chemistry
QD1-999
Marco Saldutti
Meng Xiong
Evangelos Dimopoulos
Yi Yu
Mariangela Gioannini
Jesper Mørk
Modal Properties of Photonic Crystal Cavities and Applications to Lasers
description Photonic crystal cavities enable strong light–matter interactions, with numerous applications, such as ultra-small and energy-efficient semiconductor lasers, enhanced nonlinearities and single-photon sources. This paper reviews the properties of the modes of photonic crystal cavities, with a special focus on line-defect cavities. In particular, it is shown how the fundamental resonant mode in line-defect cavities gradually turns from Fabry–Perot-like to distributed-feedback-like with increasing cavity size. This peculiar behavior is directly traced back to the properties of the guided Bloch modes. Photonic crystal cavities based on Fano interference are also covered. This type of cavity is realized through coupling of a line-defect waveguide with an adjacent nanocavity, with applications to Fano lasers and optical switches. Finally, emerging cavities for extreme dielectric confinement are covered. These cavities promise extremely strong light–matter interactions by realizing deep sub-wavelength mode size while keeping a high quality factor.
format article
author Marco Saldutti
Meng Xiong
Evangelos Dimopoulos
Yi Yu
Mariangela Gioannini
Jesper Mørk
author_facet Marco Saldutti
Meng Xiong
Evangelos Dimopoulos
Yi Yu
Mariangela Gioannini
Jesper Mørk
author_sort Marco Saldutti
title Modal Properties of Photonic Crystal Cavities and Applications to Lasers
title_short Modal Properties of Photonic Crystal Cavities and Applications to Lasers
title_full Modal Properties of Photonic Crystal Cavities and Applications to Lasers
title_fullStr Modal Properties of Photonic Crystal Cavities and Applications to Lasers
title_full_unstemmed Modal Properties of Photonic Crystal Cavities and Applications to Lasers
title_sort modal properties of photonic crystal cavities and applications to lasers
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/49f17e3f575d48b8abb754429de61920
work_keys_str_mv AT marcosaldutti modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
AT mengxiong modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
AT evangelosdimopoulos modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
AT yiyu modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
AT mariangelagioannini modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
AT jespermørk modalpropertiesofphotoniccrystalcavitiesandapplicationstolasers
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