
Department of Physics
Indian Institute of Technology Delhi
Solid State Lighting
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Dheeraj Kumar, R.K. Varshney and Dalip Singh Mehta, “Design and Development of Laser-Driven Multiple Phosphors Converted White Light Source in Concentric Ring Configuration with High Thermal Stability,” International Conference on Optics, Photonics and Quantum Information (OPTIQ -2023) organized at Cochin University of Science and Technology during December 11-13, 2023. (Abstract Accepted)
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Dheeraj Kumar, R. K. Varshney, Dalip Singh Mehta, “Development of Waste Glass Frits-based Phosphor in Glass (PiG) Light System for High Thermal Stability,” International Conference on Materials for Energy and Sustainable Development (MESD-2023), which held at SPS, JNU, New Delhi, India during October 27-29, 2023 (Oral-Paper in process of submission)
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Dheeraj Kumar, Atul Kumar Dubey, and Dalip Singh Mehta, “Laser Diode Based White Light Generation with Sunlike Full Spectrum and High CRI for General Purpose Illuminations”, Conference on Optics, Photonics & Quantum Optics (COPaQ-2022) held at IIT Roorkee, U.K., India from 9-13th November 2022. (Conf. Proceeding)
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Puspita Chanda, Vikas Kumar, Dheeraj Kumar, Kanchan Saxena and Dalip Singh Mehta, “Light Emitting Diode Based Solar Simulator with Broad Band Spectra”, Conference on Optics, Photonics & Quantum Optics (COPaQ-2022) held at IIT Roorkee, U.K., India from 9-13th November 2022. (Conf. Proceeding)
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Aayushi Soni, Harpreet Kaur, Dheeraj Kumar, Shivam Trivedi, and Prof. D.S. Mehta, “Visible Light Communication (VLC) Using Blue LED and Phosphor Converted (pc-LED) White Light Source Using Solar Panel as Detector”, Conference on Optics, Photonics & Quantum Optics (COPaQ-2022) held at IIT Roorkee, U.K., India from 9-13th November 2022. (Conf. Proceeding)













