Publications
A complete list of my papers, newest first. The same record is kept up to date on INSPIRE and ORCID. Where a paper has an explainer, a plain-language account sits beside it.
Lead-author papers
- 2026GRMHD accretion beyond the black hole paradigm: Light from within the shadow
Saurabh, M. Wielgus, P. Bambhaniya, E. M. de Gouveia Dal Pino, A. P. Lobanov & P. S. Joshi
Submitted to Phys. Rev. Lett. · arXiv:2604.15430 · Read the explainer
- 2026Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations
Saurabh et al. (Event Horizon Telescope Collaboration)
A&A 706, A27 (2026) · arXiv:2512.08970 · DOI
- 2026Semi-analytic studies of the accretion disk and magnetic field geometry in M 87*
Saurabh, M. Wielgus, A. Tursunov, A. P. Lobanov & R. Emami
A&A 705, A166 (2026) · arXiv:2508.11760 · DOI · Read the explainer
- 2024Imaging ultracompact objects with radiatively inefficient accretion flows
Saurabh, P. Bambhaniya & P. S. Joshi
A&A 682, A113 (2024) · arXiv:2308.14519 · DOI
- 2023GALLIFRAY—A Geometric Modeling and Parameter Estimation Framework for Black Hole Images Using Bayesian Techniques
Saurabh & S. Nampalliwar
ApJ 947, 43 (2023) · arXiv:2212.06827 · DOI
- 2022Probing the Shadow Image of the Sagittarius A* with Event Horizon Telescope
Saurabh, P. Bambhaniya & P. S. Joshi
arXiv preprint (2022) · arXiv:2202.00588
- 2021Imprints of dark matter on black hole shadows using spherical accretions
Saurabh & K. Jusufi
Eur. Phys. J. C 81, 490 (2021) · arXiv:2009.10599 · DOI
- 2019The ageing problem of twins in Reissner–Nordström spacetime
Saurabh & H. Kumar
Mod. Phys. Lett. A 35, 2050008 (2019) · DOI
Doctoral thesis
- 2026Fields, Flows, and the Fabric of Spacetime
Saurabh. PhD thesis, Max Planck Institute for Radio Astronomy and University of Cologne
Nominated for the Otto Hahn Medal of the Max Planck Society
Co-authored papers
- 2026Novel Polarimetric Analysis of Near-horizon Flaring Episodes in M87* in Millimeter Wavelength
R. Emami, M. Liska, K. Chatterjee, et al., incl. Saurabh
ApJ 998, 129 (2026) · arXiv:2504.04695 · DOI
- 2025Fundamental physics opportunities with future ground-based mm/sub-mm VLBI arrays
D. Ayzenberg, L. Blackburn, R. Brito, et al., incl. Saurabh
Living Rev. Relativ. 28, 4 (2025) · arXiv:2312.02130 · DOI
- 2025Shadow Formation Conditions Beyond the Kerr Black Hole Paradigm
P. Bambhaniya, Saurabh & E. M. de Gouveia Dal Pino
Symmetry 17, 1384 (2025) · arXiv:2509.06244 · DOI
- 2022Constraining wormhole geometries using the orbit of S2 star and the Event Horizon Telescope
K. Jusufi, Saurabh, M. Azreg-Aïnou, M. Jamil, Q. Wu & C. Bambi
Eur. Phys. J. C 82, 633 (2022) · arXiv:2106.08070 · DOI
- 2022Thin accretion disk in the Simpson-Visser black-bounce and wormhole spacetimes
P. Bambhaniya, Saurabh, K. Jusufi & P. S. Joshi
Phys. Rev. D 105, 023021 (2022) · arXiv:2109.15054 · DOI
- 2021Black hole shadows in Verlinde’s emergent gravity
K. Jusufi & Saurabh
MNRAS 503, 1310 (2021) · arXiv:2010.15870 · DOI
- 2021Modeling the Sgr A* Black Hole Immersed in a Dark Matter Spike
S. Nampalliwar, Saurabh, K. Jusufi, Q. Wu, M. Jamil & P. Salucci
ApJ 916, 116 (2021) · arXiv:2103.12439 · DOI
- 2021Theory-agnostic tests of gravity with black hole shadows
S. Nampalliwar & Saurabh
arXiv preprint (2021) · arXiv:2108.01190
- 2020Deflection of light and shadow cast by a dual-charged stringy black hole
S. Kala, Saurabh, H. Nandan & P. Sharma
Int. J. Mod. Phys. A 35, 2050177 (2020) · arXiv:2010.03615 · DOI
- 2020EinsteinPy: A Community Python Package for General Relativity
S. Bapat, R. Saha, B. Bhatt, et al., incl. Saurabh
arXiv preprint (2020) · arXiv:2005.11288
Collaboration papers
Papers of the Event Horizon Telescope and other collaborations, to which I contributed as a member.
- 2026Broadband multiwavelength properties of the archetypal blazar 3C 279 during the 2017 Event Horizon Telescope campaign
Event Horizon Telescope Collaboration and MAGIC Collaboration (548 authors, including Saurabh)
A&A 712, A224 (2026) · arXiv:2606.25868 · DOI
- 2026Dynamics and geometry of the inner sub-parsec-scale jet in 3C 279 observed with the Event Horizon Telescope
Event Horizon Telescope Collaboration (278 authors, including Saurabh)
A&A 713, A274 (2026) · arXiv:2607.16104 · DOI
- 2026Full-polarization millimeter wavelength variability of Sagittarius A* during the 2018 EHT campaign
Event Horizon Telescope Collaboration (276 authors, including Saurabh)
A&A 708, A179 (2026) · arXiv:2604.10287 · DOI
- 2026Locating the missing large-scale emission in the jet of M87* with short EHT baselines
Event Horizon Telescope Collaboration (283 authors, including Saurabh)
A&A 709, A26 (2026) · arXiv:2601.13356 · DOI
- 2026Ring Asymmetry and Spin in M87*
Event Horizon Telescope Collaboration (264 authors, including Saurabh)
ApJ 1000, 231 (2026) · arXiv:2601.00394 · DOI
- 2026The transformative power of ALMA2040 for mm-VLBI
Event Horizon Telescope Collaboration (278 authors, including Saurabh)
arXiv preprint (2026) · arXiv:2610.22662
- 2025First polarization study of the M87 jet and active galactic nuclei at submillimeter wavelengths with ALMA
ALMA Collaboration (272 authors, including Saurabh)
A&A 699, A265 (2025) · arXiv:2505.10181 · DOI
- 2025Horizon-scale variability of M87* from 2017–2021 EHT observations
Event Horizon Telescope Collaboration (304 authors, including Saurabh)
A&A 704, A91 (2025) · arXiv:2509.24593 · DOI
- 2025Origin of the ring ellipticity in the black hole images of M87*
Event Horizon Telescope Collaboration (276 authors, including Saurabh)
A&A 699, A279 (2025) · arXiv:2505.10333 · DOI