Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter

Abdul Rehman; Akhlesh Lakhtakia

doi:10.1364/oic.2025.td.3

Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter

Abdul Rehman
, Akhlesh Lakhtakia

Engineering Science and Mechanics

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

Periodic bilayers of columnar thin films with central layer defects were fabri-cated and optically characterized. Experimental analysis indicates that an optimal number of unit cells will deliver the best performance as a spectral reflection-hole filter.

Original language	English (US)
Title of host publication	Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025
Publisher	Optical Society of America
ISBN (Electronic)	9781957171449
DOIs	https://doi.org/10.1364/oic.2025.td.3
State	Published - 2025
Event	Optical Interference Coatings Conference 2025, OIC 2025 - Tucson, United States Duration: May 18 2025 → May 23 2025

Publication series

Name	Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025

Conference

Conference	Optical Interference Coatings Conference 2025, OIC 2025
Country/Territory	United States
City	Tucson
Period	5/18/25 → 5/23/25

All Science Journal Classification (ASJC) codes

Atomic and Molecular Physics, and Optics
Electrical and Electronic Engineering
Condensed Matter Physics
Polymers and Plastics

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10.1364/oic.2025.td.3

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Rehman, A., & Lakhtakia, A. (2025). Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter. In Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025 Article TD.3 (Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025). Optical Society of America. https://doi.org/10.1364/oic.2025.td.3

Rehman, Abdul ; Lakhtakia, Akhlesh. / Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter. Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025. Optical Society of America, 2025. (Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025).

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title = "Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter",

abstract = "Periodic bilayers of columnar thin films with central layer defects were fabri-cated and optically characterized. Experimental analysis indicates that an optimal number of unit cells will deliver the best performance as a spectral reflection-hole filter.",

author = "Abdul Rehman and Akhlesh Lakhtakia",

note = "Publisher Copyright: {\textcopyright} 2025 The Author(s); Optical Interference Coatings Conference 2025, OIC 2025 ; Conference date: 18-05-2025 Through 23-05-2025",

year = "2025",

doi = "10.1364/oic.2025.td.3",

language = "English (US)",

series = "Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025",

publisher = "Optical Society of America",

booktitle = "Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025",

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Rehman, A & Lakhtakia, A 2025, Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter. in Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025., TD.3, Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025, Optical Society of America, Optical Interference Coatings Conference 2025, OIC 2025, Tucson, United States, 5/18/25. https://doi.org/10.1364/oic.2025.td.3

Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter. / Rehman, Abdul; Lakhtakia, Akhlesh.
Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025. Optical Society of America, 2025. TD.3 (Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

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T1 - Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter

AU - Rehman, Abdul

AU - Lakhtakia, Akhlesh

PY - 2025

Y1 - 2025

N2 - Periodic bilayers of columnar thin films with central layer defects were fabri-cated and optically characterized. Experimental analysis indicates that an optimal number of unit cells will deliver the best performance as a spectral reflection-hole filter.

AB - Periodic bilayers of columnar thin films with central layer defects were fabri-cated and optically characterized. Experimental analysis indicates that an optimal number of unit cells will deliver the best performance as a spectral reflection-hole filter.

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U2 - 10.1364/oic.2025.td.3

DO - 10.1364/oic.2025.td.3

M3 - Conference contribution

AN - SCOPUS:105014327691

T3 - Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025

BT - Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025

PB - Optical Society of America

T2 - Optical Interference Coatings Conference 2025, OIC 2025

Y2 - 18 May 2025 through 23 May 2025

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Rehman A, Lakhtakia A. Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter. In Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025. Optical Society of America. 2025. TD.3. (Optical Interference Coatings, OIC 2025 in Proceedings Optica OIC - Optical Interference Coatings Conference 2025). doi: 10.1364/oic.2025.td.3

Architecting Periodic Columnar-Thin-Film Bilayer with a Central Layer Defect as Spectral Reflection-Hole Filter

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