Packiyaraj Perumal

Papers

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About

Packiyaraj Perumal is a leading researcher in the field of stretchable photonics and random laser technology. His work focuses on developing innovative optical devices that can withstand mechanical deformation, making them ideal for emerging applications in wearable electronics, health monitors, and robotic skins. Perumal’s major contributions include pioneering the creation of stretchable random lasers with tunable coherent loops, a breakthrough that enables laser emission to be controlled through mechanical strain. His 2015 paper on this topic has garnered 60 citations, establishing a foundation for flexible laser systems. He further advanced the field with his 2016 study on highly stretchable, label-like random lasers that can be transferred onto universal substrates, achieving 36 citations. This work demonstrated not only exceptional flexibility and transferability but also integrated temperature-sensing capabilities. Perumal’s research addresses the critical need for robust, low-cost, and mass-producible laser sources that maintain performance under real-world conditions. His achievements have positioned him as a key innovator in the intersection of materials science and photonics, with his work directly enabling next-generation smart, wearable optical technologies.