Contact
Department of Theoretical Physics
Tata Institute of Fundamental Research
Homi Bhabha Road
Mumbai 400005, India
Office: A323
Email: kulkarni@theory.tifr.res.in
Phone: +91 (0) 22–22782427
News
- January 2026: New paper titled: TORRCH: Tomographic reconstruction of the reionization of cosmic hydrogen with Lyα emitters and non-Lyα-selected galaxies
- January 2026: New paper titled: E-XQR-30: Evidence for an Increase in the Ionization State of Metal Absorbers from z~6 to z~2
- July 2025: New paper titled: Efficient neutral-IGM inference from noisy 21-cm forest spectra with latent-space U-Net encoding and XGBoost
- June 2025: New paper titled: DeepCHART: Mapping the 3D dark matter density field from Lyα forest surveys using deep learning
- May 2025: New paper titled: The Lyman-α emitter bispectrum as a probe of reionization morphology
People
Soumak Maitra (Postdoctoral researcher; epoch of reionization)
Pooja Rani (PhD student; cosmic dawn)
Supriyo Saha (PhD student; epoch of reionization)
Jahaan Thakkar (PhD student; epoch of reionization)
Swanith Upadhye (PhD student; epoch of reionization)
Shikhar Asthana (former master’s student; now at University of Cambridge)
Nabendu Khan (former PhD student; now at Southern Methodist University)
Shikhar Mittal (former PhD student; now at University of Cambridge)
Sooryabalan Murugesan (former master’s student)
Vibin Narayanan (former PhD student)
Sameer Patil (former guest researcher; now at IIT Bombay)
Janakee Raste (former postdoctoral researcher; now at NCRA)
Sreeta Roy (former master’s student; now at University of Warsaw)
Mohit Saharan (former master’s student; now at Radboud University)
Sindhu Satyavolu (former PhD student; now at Institute for High Energy Physics, Barcelona)
Yash Sharma (former master’s student; now at Max Planck Institute for Astronomy)
Tomáš Šoltinský (former postdoctoral researcher; now at INAF Trieste)
Krishna Vijayan (former master’s student)
Recent Talks
2025 December 9: “Reionization as a Lever on Cosmology” (“Rethinking Cosmology” conference, Bengaluru, India)
2025 October 7: “AI for Cosmology” (“AI and Fundamental Sciences” conference, Bengaluru, India)
2025 June 20: “The Bispectrum of LAEs from the Epoch of Reionization” (EREBUS meeting, Bologna, Italy)
2025 May 22: “The Bispectrum of LAEs from the Epoch of Reionization” (“Galaxy-IGM Interplay in the First Billion Years conference”, Trieste, Italy)
2025 May 16: “Towards Understanding the Epoch of Reionization out to the Cosmic Dawn” (KICC Special Seminar, Cambridge, UK)
2025 April 24: “Model-Independent Approaches to Integrating 21-cm and JWST Data” (“Building Indo-UK Collaboration towards the SKA conference” conference, Oxford, UK)
2025 April 14: “Physics of Reionization” (“Radio Cosmology in the SKA Era” school, Oxford, UK)
2025 April 13: “Three Puzzles from the First Billion Years” (ICTS “Kaapi with Kuriosity” Public Lecture, Nehru Planetarium, Bengaluru, India)
2025 April 9: “Model-Independent Approaches to Integrating 21-cm and JWST Data” (“Radio Cosmology in the SKA Era” conference, Oxford, UK)
2025 March 4: “ChatGPT as a Physicist’s Cognitive Assistant” (Theoretical Physics Colloquium, TIFR, Mumbai)
Teaching
2019: Mathematical Methods
2019: Numerical Methods
2020: Computational Physics
2023: Numerical Methods
2024: Computational Physics