Femtosecond Laser Assisted Fabrication of Nanopatterned Fluorescent Quick Response Code for Anti-counterfeiting Application

Gaurav Pratap Singh; Arun Jaiswal; Sweta Rani; Sweta Rani; Sumit Saxena; Sumit Saxena; Shobha Shukla; Shobha Shukla

doi:10.1364/FIO.2021.FM3C.3

Frontiers in Optics + Laser Science 2021
Technical Digest Series (Optica Publishing Group, 2021),
paper FM3C.3
•https://doi.org/10.1364/FIO.2021.FM3C.3

Femtosecond Laser Assisted Fabrication of Nanopatterned Fluorescent Quick Response Code for Anti-counterfeiting Application

Gaurav Pratap Singh, Arun Jaiswal, Sweta Rani, Sumit Saxena, and Shobha Shukla

Frontiers in Optics 2021

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

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Technologies for Optical Device Developments (FM3C)

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G. P. Singh, A. Jaiswal, S. Rani, S. Saxena, and S. Shukla, "Femtosecond Laser Assisted Fabrication of Nanopatterned Fluorescent Quick Response Code for Anti-counterfeiting Application," 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 FM3C.3.

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Abstract

We demonstrate femtosecond laser based fabrication of unclonable micro-quick response code with fluorescent attributes for anti-counterfeiting applications. 3D nano-features in the codes provides security against duplication.

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