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

Journal
Optics InfoBase Conference Papers
Date Issued
2021-01-01
Author(s)
Singh, Gaurav Pratap
Jaiswal, Arun
Rani, Sweta
Saxena, Sumit
Shukla, Shobha
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.