P
Parikshit Moitra
Researcher at Vanderbilt University
Publications - 26
Citations - 2226
Parikshit Moitra is an academic researcher from Vanderbilt University. The author has contributed to research in topics: Metamaterial & Chemistry. The author has an hindex of 8, co-authored 15 publications receiving 1891 citations. Previous affiliations of Parikshit Moitra include University of Southampton & Agency for Science, Technology and Research.
Papers
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Journal ArticleDOI
Dielectric Meta-Reflectarray for Broadband Linear Polarization Conversion and Optical Vortex Generation
TL;DR: This work presents an alternative approach to plasmonic metasurfaces by replacing the metallic resonators with high-refractive-index silicon cut-wires in combination with a silver ground plane, and demonstrates optical vortex beam generation using a meta-reflectarray with an azimuthally varied phase profile.
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Realization of an all-dielectric zero-index optical metamaterial
Parikshit Moitra,Yuanmu Yang,Zachary Anderson,Ivan I. Kravchenko,Dayrl P. Briggs,Jason Valentine +5 more
TL;DR: In this article, a zero-index metamaterial formed by stacked silicon rod unit cells is proposed to realize all-dielectric impedance-matched zero index metammaterials operating at optical frequencies.
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Large-Scale All-Dielectric Metamaterial Perfect Reflectors
Parikshit Moitra,Brian A. Slovick,Wei Li,Ivan I. Kravchencko,Dayrl P. Briggs,Srinivasan Krishnamurthy,Jason Valentine +6 more
TL;DR: In this article, a large-scale (centimeter-sized) all-dielectric metamaterial perfect reflector made from silicon cylinder resonators is presented. And the average reflectance is 99.7% at 1530 nm, surpassing the reflectance of metallic mirrors.
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Experimental demonstration of a broadband all-dielectric metamaterial perfect reflector
TL;DR: In this article, a single-negative all-dielectric metamaterial, comprised of a single layer of cylindrical silicon resonators on a silicon-on-insulator substrate, is presented.
Journal ArticleDOI
Electric and Magnetic Response in Dielectric Dark States for Low Loss Subwavelength Optical Meta Atoms
Aditya Jain,Parikshit Moitra,Th. Koschny,Jason Valentine,Costas M. Soukoulis,Costas M. Soukoulis +5 more
TL;DR: In this article, the authors designed subwavelength resonators made out of nonradiating dielectrics, decorated with appropriately placed scatterers, resulting in a meta-atom with an engineered electromagnetic response.