Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array

Numerical investigations of an InGaAs/InP focal plane array (FPA) integrated with periodic InP nanostructures are reported. It has been found that column-shape textured FPAs exhibit reflectances of ≤1% over the entire response range of 900 nm–1700 nm. Meanwhile, incident angle-dependent behaviors of...

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Main Authors: Wei He, Xiumei Shao, Yingjie Ma, Yi Gu, Tao Li, Bo Yang, Xue Li, Haimei Gong
Format: Article
Language:English
Published: AIP Publishing LLC 2020-06-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/5.0005167
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author Wei He
Xiumei Shao
Yingjie Ma
Yi Gu
Tao Li
Bo Yang
Xue Li
Haimei Gong
author_facet Wei He
Xiumei Shao
Yingjie Ma
Yi Gu
Tao Li
Bo Yang
Xue Li
Haimei Gong
author_sort Wei He
collection DOAJ
description Numerical investigations of an InGaAs/InP focal plane array (FPA) integrated with periodic InP nanostructures are reported. It has been found that column-shape textured FPAs exhibit reflectances of ≤1% over the entire response range of 900 nm–1700 nm. Meanwhile, incident angle-dependent behaviors of the spectral reflectances have been observed. Numerical calculations reveal that such ultra-low reflection characteristics originate from the overlapping of the magnetic and the electric dipole resonances. The optimized structure design of InP nanosphere Mie resonators for minimum backscattering at different wavelengths is also applicable for nano-antennas, introducing a promising route to improve the performance of short wavelength infrared InGaAs FPAs.
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spelling doaj.art-1caa9b06a8f24e068b7504d2fff990412022-12-21T20:17:34ZengAIP Publishing LLCAIP Advances2158-32262020-06-01106065233065233-510.1063/5.0005167Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane arrayWei He0Xiumei Shao1Yingjie Ma2Yi Gu3Tao Li4Bo Yang5Xue Li6Haimei Gong7State Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaState Key Laboratories of Transducer Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, ChinaNumerical investigations of an InGaAs/InP focal plane array (FPA) integrated with periodic InP nanostructures are reported. It has been found that column-shape textured FPAs exhibit reflectances of ≤1% over the entire response range of 900 nm–1700 nm. Meanwhile, incident angle-dependent behaviors of the spectral reflectances have been observed. Numerical calculations reveal that such ultra-low reflection characteristics originate from the overlapping of the magnetic and the electric dipole resonances. The optimized structure design of InP nanosphere Mie resonators for minimum backscattering at different wavelengths is also applicable for nano-antennas, introducing a promising route to improve the performance of short wavelength infrared InGaAs FPAs.http://dx.doi.org/10.1063/5.0005167
spellingShingle Wei He
Xiumei Shao
Yingjie Ma
Yi Gu
Tao Li
Bo Yang
Xue Li
Haimei Gong
Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
AIP Advances
title Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
title_full Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
title_fullStr Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
title_full_unstemmed Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
title_short Ultra-low spectral reflectances of InP Mie resonators on an InGaAs/InP focal plane array
title_sort ultra low spectral reflectances of inp mie resonators on an ingaas inp focal plane array
url http://dx.doi.org/10.1063/5.0005167
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