Computational Spectrometer based on Photonic Crystal Cavity and Reconstruction Algorithm

Naresh Sharma; Govind Kumar; Shilpi Gupta

doi:10.1364/FIO.2021.JTu1A.95

Frontiers in Optics + Laser Science 2021
Technical Digest Series (Optica Publishing Group, 2021),
paper JTu1A.95
•https://doi.org/10.1364/FIO.2021.JTu1A.95

Computational Spectrometer based on Photonic Crystal Cavity and Reconstruction Algorithm

Naresh Sharma, Govind Kumar, and Shilpi Gupta

Frontiers in Optics 2021

Washington, DC United States
1–4 November 2021
ISBN: 978-1-55752-308-2

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Joint Poster Session I (JTu1A)

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N. Sharma, G. Kumar, and S. Gupta, "Computational Spectrometer based on Photonic Crystal Cavity and Reconstruction Algorithm," in Frontiers in Optics + Laser Science 2021, C. Mazzali, T. (T.-C.) Poon, R. Averitt, and R. Kaindl, eds., Technical Digest Series (Optica Publishing Group, 2021), paper JTu1A.95.

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Abstract

We propose a miniaturized and portable reconstructive spectrometer that uses a planar one- dimensional photonic crystal cavity as a dispersive element and a reconstructive computational algorithm to extract spectral information from spatial patterns.

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