News

Parth Joshi won the 3-Minute Talk competition at IIT Delhi’s Open House 2026. His talk, “Optical Sensing near a Third-Order Exceptional Point in Photonic Time Crystals,” presented the lab’s research on how exceptional points can enhance the optical response to small perturbations.

Parth was felicitated with a prize worth ₹10,000. Congratulations, Parth!

We are pleased to share that Dr. Vishakha Sharma, formerly a Project Analyst at the IPIS Lab, IIT Delhi, has been selected for a postdoctoral position with Prof. Hak Rin Kim at Kyungpook National University, South Korea.

The IPIS Lab congratulates Dr. Sharma and wishes her every success in her postdoctoral research.

We are pleased to share that our team member Neha co-hosted a plenary session featuring an interview with Prof. Ajoy Ghatak and Prof. Kehar Singh at FOP 2026, held at IIT Delhi from 26 to 28 September 2026. She also presented her research during the conference’s poster session.

We are pleased to share that Prof. Saurabh Mani Tripathi received the Teaching Excellence Award for Semester I of the Academic Year 2025–26 in recognition of his outstanding teaching in the course Laser Science and Technology.

We are pleased to share that our team member Neha’s work titled “Mode-Engineered SMS Fiber Sensor for Multi-Parameter Sensing with Neural Network-Based Decoupling,” has been accepted for presentation at the Frontiers in Optics + Laser Science (FiO+LS 2026) Conference, taking place in Rochester, New York, USA, from 27 September to 1 October 2026.

We are pleased to share that our team member Parth Joshi’s work, co-authored with Prof. S. M. Tripathi, titled “Reciprocal Exceptional-Point Dynamics in Gratings via Passive Auxiliary-Mode Elimination,” has been accepted for presentation at the Frontiers in Optics + Laser Science (FiO+LS 2026) Conference, taking place in Rochester, New York, USA, from 27 September to 1 October 2026.

We are pleased to share that our team members Parth Joshi and Mohd Sanid successfully completed a three-month hands-on internship at Yokogawa India Ltd., Bengaluru, from 11 May to 11 August 2026. During the internship, they gained practical experience with optical instrumentation, including Optical Spectrum Analyzers (OSA) and Optical Time-Domain Reflectometers (OTDR), and performed various experiments related to optical fiber systems and measurements.

We are pleased to share that our team members S. Kumari and K. Kundan’s work, co-authored with N. Ahlawat and Prof. S. M. Tripathi, titled “Ultra-Sensitive Optical Sensing Using Exceptional Points in Photonic Time Crystals,”was presented at the CLEO: Conference on Lasers and Electro-Optics 2026, held in Charlotte, North Carolina, USA, from 17 to 21 May 2026.

We are pleased to share that Prof. S. M. Tripathi and our team members S. Kumari, K. Kundan, and N. Ahlawat’s work, titled “Exceptional-Point Dynamics in Photonic Time Crystals for Enhanced Optical Sensing,” has been published in Physical Review Applied, Volume 25 (2026), Article 054054.

We are pleased to share that Prof. S. M. Tripathi and our team member N. Ahlawat’s work, titled “Mode-Engineered SMS Fiber Sensor with Neural-Network-Based Decoupling of Strain and Temperature,” has been published in the Journal of the Optical Society of America B (JOSA B), Volume 43, Issue 8 (2026), pp. B110–B117.