I am working on the development of  CMOS-compatible integrated quantum light sources for application in optical quantum technologies.

Publications  Google Scholar

Journals

1. Vijay, Joyee Ghosh, and Vivek Venkataraman, "CMOS-compatible Source Design for Visible-Telecom Photon-Pairs with Simultaneous Polarization-Entanglement and Spectral-Purity," IEEE Journal of Selected Topics in Quantum Electronics, vol. 31, no. 5: Quantum Materials and Quantum Devices, pp. 1-11, Art no. 8300111, Sept.-Oct. 2025.🔗

2. Vijay, Shivani Sharma, Joyee Ghosh, and Vivek Venkataraman, "Spectrally pure visible-telecom photon pairs via dispersion-engineered Si₃N₄ waveguides," Physical Review Applied, 22(1):014070, Jul 2024. 🔗

3. Vijay, Shivani Sharma, Vivek Venkataraman, and Joyee Ghosh, "SiN waveguides for ultra-broadband visible-telecom photon pairs," Optical and Quantum Electronics, 55(7):582, May 2023. 🔗

Conferences

1. Vijay, Joyee Ghosh, and Vivek Venkataraman, "SiN Chip-based Photon-Pair Source Connecting NIR Solid-State Memory with Telecom O-band for Quantum Networking," in Optica Quantum 2.0 Conference and Exhibition, Technical Digest Series (Optica Publishing Group, 2025), paper QTh3A.6. 🔗

2. Vijay, Joyee Ghosh, and Vivek Venkataraman, "Polarization-entangled visible-telecom photon pair generation using SiN waveguides," in Frontiers in Optics + Laser Science 2024 (FiO, LS), Technical Digest Series (Optica Publishing Group, 2024), paper JW4A.56. 🔗

3. Vijay, Shivani Sharma, Vivek Venkataraman, and Joyee Ghosh, "Spectrally-Pure Visible-Telecom Photon Pairs via SiN Waveguide," in Frontiers in Optics + Laser Science 2023 (FiO, LS), Technical Digest Series (Optica Publishing Group, 2023), paper JM7A.115. 🔗

Conferences/Workshops

1. Optica Quantum 2.0 Conference and Exhibition, held in San Francisco (CA), U.S.A., Jun 2025

2. Frontiers in Optics + Laser Science (FiO LS), held in Denver (CO), U.S.A., Sep 2024

3. Frontiers in Optics + Laser Science (FiO LS), held in Seattle (WA), U.S.A., Oct 2023

4. Photonics 2023, held at the Indian Institute of Science (IISc) Bengaluru, India, Jul 2023

5. FPGA Based Post-Processing for QKD, training workshop conducted at the Society for Electronic Transactions and Security (SETS) Chennai, India, Jun 2023

6. Conference on Optics, Photonics & Quantum Optics, held at the Indian Institute of Technology Roorkee, India, Nov 2022

Exams

1. AIR-34 (99.8 percentile), GATE - Physics (2021)

2. AIR-62 (99.8 percentile), CSIR-NET-JRF - Physical Sciences (2020)

3. AIR-68 (99.5 percentile), IIT-JAM - Physics (2018)

Education

M.Sc. - Physics

B.Sc. - Physics (Hons.)