Shasvath J. Kapadia

Assistant Professor, The Inter-University Centre for Astronomy and Astrophysics (IUCAA), Pune, India

Selected Publications

49) Tathagata Ghosh, Bhaskar Biswas, Sukanta Bose, Shasvath J. Kapadia, “Joint Inference of Population, Cosmology, and Neutron Star Equation of State from Gravitational Waves of Dark Binary Neutron Stars”, arXiv:2407.16669

48) Souvik Jana, Shasvath J. Kapadia, Tejaswi Venumadhav, Surhud More, Parameswaran Ajith, “Probing the nature of dark matter using strongly lensed gravitational waves from binary black holes”, arXiv:2408.05290

47) Shasvath J. Kapadia, Dimple, Dhruv Jain, Resmi Lekshmi, Kuntal Misra and K. G. Arun, “Rates and beaming angles of GRBs associated with compact binary coalescences”, arXiv:2407.19033, ApJ Letters, 976, 10, (2024)

46) A. Barsode, Shasvath J. Kapadia, P. Ajith, “Constraints on compact dark matter from the non-observation of gravitational-wave strong lensing”, arXiv:2405.15878, ApJ Letters, 975, 48, (2024)

45) Avinash Tiwari, Aditya Vijaykumar, Shasvath J. Kapadia, Sourav Chatterjee, Giacomo Fragione, “Profiling stellar environments of gravitational wave sources”, arXiv:2407.15117

44) Sajad A. Bhat, Srijit Bhattacharjee, Shasvath J. Kapadia, “Can the Near-Horizon Black Hole Memory be detected through Binary Inspirals?”, arXiv:2406.15604.

43) Souvik Jana, Shasvath J. Kapadia, Tejaswi Venumadhav, Surhud More, Parameswaran Ajith, “Strong-lensing cosmography using third-generation gravitational-wave detectors”, arXiv:2405.17805, CQG, 41, 245010, (2024)

42) Gopalkrishna Prabhu, Aditya Kumar Sharma, R. Prasad, Shasvath J. Kapadia, “Constraining the abundance of Galactic compact objects with continuous gravitational waves”, arXiv:2403.00502, ApJ, 971, 135, (2024)

41) Md Arif Shaikh, Sajad A. Bhat, Shasvath J. Kapadia, “A study of the Inspiral-Merger-Ringdown Consistency Test with gravitational-wave signals from compact binaries in eccentric orbits”, arXiv:2402.15110, PRD, 110, 024030, (2024)

40) Uddeepta Deka, Sumanta Chakraborty, Shasvath J. Kapadia, Md Arif Shaikh, Parameswaran Ajith, “Probing black hole charge with gravitational microlensing of gravitational waves”, arXiv:2401.06553.

39) Mukesh Kumar Singh, Shasvath J. Kapadia, Aditya Vijaykumar, Parameswaran Ajith, “Impact of higher harmonics of gravitational radiation on the population inference of binary black holes”, arXiv:2312.07376, ApJ, 971, 23, (2024)

38) Avinash Tiwari, Aditya Vijaykumar, Shasvath J. Kapadia, Giacomo Fragione, Sourav Chatterjee, “Accelerated binary black holes in globular clusters: forecasts and detectability in the era of space-based gravitational-wave detectors”, arXiv:2307.00930, MNRAS, Volume 527, Issue 3, January 2024, Pages 8586–8597.

37) Justin Janquart, Mick Wright, Srashti Goyal, Juno C. L. Chan, Apratim Ganguly, Ángel Garrón, David Keitel, Alvin K. Y. Li, Anna Liu, Rico K. L. Lo, Anuj Mishra, Anupreeta More, Hemantakumar Phurailatpam, Prasia Pankunni, Sylvia Biscoveanu, Pablo Cremonese, Jean-René Cudell, José M. Ezquiaga, Juan Garcia-Bellido, Otto A. Hannuksela, K. Haris, Ian Harry, Martin Hendry, Sascha Husa, Shasvath J. Kapadia, Tjonnie G. F. Li, Ignacio Magaña Hernandez, Suvodip Mukherjee, Eungwang Seo, Chris Van Den Broek, John Veitch, “Follow-up analyses to the O3 LIGO-Virgo-KAGRA lensing searches”, arXiv:2306.03827, MNRAS, Volume 526, Issue 3, Pages 3832–3860, (2023)

36) Srashti Goyal, Shasvath J. Kapadia, Jean-Rene Cudell, Alvin K. Y. Li, Juno C. L. Chan, “A rapid method for preliminary identification of subthreshold strongly lensed counterparts to superthreshold gravitational-wave events”, arXiv:2306.04397, PRD, 109, 023028 (2024)

35) Anarya Ray, Wanting Niu, Shio Sakon, Becca Ewing, Jolien D. E. Creighton, Chad Hanna, Shomik Adhicary, Pratyusava Baral, Amanda Baylor, Kipp Cannon, Sarah Caudill, Bryce Cousins, Heather Fong, Richard N. George, Patrick Godwin, Reiko Harada, Yun-Jing Huang, Rachael Huxford, Prathamesh Joshi, Shasvath J. Kapadia, James Kennington, Soichiro Kuwahara, Alvin K. Y. Li, Ryan Magee, Duncan Meacher, Cody Messick, Soichiro Morisaki, Debnandini Mukherjee, Alex Pace, Cort Posnansky, Surabhi Sachdev, Divya Singh, Ron Tapia, Leo Tsukada, Takuya Tsutsui, Koh Ueno, Aaron Viets, Leslie Wade, Madeline Wade, “When to Point Your Telescopes: Gravitational Wave Trigger Classification for Real-Time Multi-Messenger Followup Observations”, arXiv:2306.07190.

34) Mukesh Kumar Singh, Shasvath J. Kapadia, Soummyadip Basak, Parameswaran Ajith, Shriharsh P. Tendulkar, “Associating fast radio bursts with compact binary mergers via gravitational lensing”, arXiv:2304.02879, MNRAS, Volume 527, Issue 2, Pages 4234–4243, (2024).

33) Anarya Ray, Ignacio Magaña Hernandez, Siddharth Mohite, Jolien Creighton, Shasvath J. Kapadia, “Non-parametric inference of the population of compact binaries from gravitational wave observations using binned Gaussian processes”, arXiv:2304.08046, ApJ, 957, 37, (2023)

32) Aditya Vijaykumar, Avinash Tiwari, Shasvath J. Kapadia, K. G. Arun, Parameswaran Ajith, “Waltzing binaries: Probing line-of-sight acceleration of merging compact objects with gravitational waves”, arXiv:2302.09651, ApJ, 954, 105, (2023).

31) Sourabh Magare, Shasvath J. Kapadia, Anupreeta More, Mukesh Kumar Singh, Parameswaran Ajith, A. N. Ramprakash, “Gear-up for the Action Replay: Leveraging Lensing for Enhanced Gravitational-Wave Early-Warning”, arXiv:2302.02916, ApJ Letters, 955, L31, (2023)

30) Adhrit Ravichandran, Aditya Vijaykumar, Shasvath J. Kapadia, Prayush Kumar, “Rapid Identification and Classification of Eccentric Gravitational Wave Inspirals with Machine Learning”, arXiv:2302.00666, Submitted to PRD.

29) Souvik Jana, Shasvath J. Kapadia, Tejaswi Venumadhav, Parameswaran Ajith, “Cosmography using strongly lensed gravitational waves from binary black holes”, arXiv:2211.12212, PRL, 130, 261401, (2023), Selected as Editor’s Suggestion.

28) Soummyadip Basak, Aditya Kumar Sharma, Shasvath J. Kapadia, Parameswaran Ajith, “Prospects for the observation of continuous gravitational waves from spinning neutron stars lensed by the galactic supermassive black hole”, arxiv:2205.00022, ApJ Letters, 942, L31, (2023).

27) Aditya Vijaykumar, Shasvath J. Kapadia, Parameswaran Ajith, “Can a binary neutron star merger in the vicinity of a supermassive black hole enable a detection of a post-merger gravitational wave signal?”, arXiv:2202.08673, MNRAS, Volume 513, Issue 3, Pages 3577–3586, (2022).

26) Mukesh Kumar Singh, Divyajyoti Divyajyoti, Shasvath J. Kapadia, Md Arif Shaikh, Parameswaran Ajith, “Improved early-warning estimates of luminosity distance and orbital inclination of compact binary mergers using higher modes of gravitational radiation”, arXiv:2202.05802, MNRAS, Volume 513, Issue 3, July 2022, Pages 3798–3809.

25) S. Basak, A. Ganguly, K. Haris, Shasvath J. Kapadia, A. K. Mehta, P. Ajith, “Constraints on compact dark matter from gravitational wave microlensing”, arXiv:2109.06456, ApJ Letters, 926, L28, (2022).

24) Srashti Goyal, Harikrishnan D., Shasvath J. Kapadia, Parameswaran Ajith, “Rapid Identification of Strongly Lensed Gravitational-Wave Events with Machine Learning”, arXiv:2106.12466, PRD, 104, 124057, (2021).

23) Khun Sang Phukon, Gregory Baltus, Sarah Caudill, Sebastien Clesse, Antoine Depasse, Maxime Fays, Heather Fong, Shasvath J. Kapadia, Ryan Magee, Andres Jorge Tanasijczuk, “The hunt for sub-solar primordial black holes in low mass ratio binaries is open”, arXiv:2105.11449.

22) Ryan Magee, Deep Chatterjee, Leo P. Singer, Surabhi Sachdev, Manoj Kovalam, Geoffrey Mo, Stuart Anderson, Patrick Brady, Patrick Brockill, Kipp Cannon, Tito Dal Canton, Qi Chu, Patrick Clearwater, Alex Codoreanu, Marco Drago, Patrick Godwin, Shaon Ghosh, Giuseppe Greco, Chad Hanna, Shasvath J. Kapadia, Erik Katsavounidis, Victor Oloworaran, Alexander E. Pace, Fiona Panther, Anwarul Patwary, Roberto De Pietri, Brandon Piotrzkowski, Tanner Prestegard, Luca Rei, Anala K. Sreekumar, Marek J. Szczepańczyk, Vinaya Valsan, Aaron Viets, Madeline Wade, Linqing Wen, John Zweizig, “First demonstration of early warning gravitational wave alerts”, arXiv:2102.04555, ApJ Letters, 910, L21, (2021).

21) Cody Messick, Surabhi Sachdev, Kipp Cannon, Sarah Caudill, Chiwai Chan, Jolien D. E. Creighton, Ryan Everett, Becca Ewing, Heather Fong, Patrick Godwin, Chad Hanna, Rachael Huxford, Shasvath J. Kapadia, Alvin K. Y. Li, Rico K. L. Lo, Ryan Magee, Duncan Meacher, Siddharth R. Mohite, Debnandini Mukherjee, Atsushi Nishizawa, Hiroaki Ohta, Alexander Pace, Amit Reza, Minori Shikauchi, Leo Singer, Divya Singh, Javed Rana SK, Leo Tsukada, Daichi Tsuna, Takuya Tsutsui, Koh Ueno, Aaron Zimmerman, “Automating the Inclusion of Subthreshold Signal-to-Noise Ratios for Rapid Gravitational-Wave Localization”, arXiv:2011.02457.

20) Mukesh Kumar Singh, Shasvath J. Kapadia, Md Arif Shaikh, Deep Chatterjee, Parameswaran Ajith, “Improved early warning of compact binary mergers using higher modes of gravitational radiation: A population study”, arXiv:2010.12407, MNRAS, Volume 502, Issue 2, Pages 1612–1622, (2021).

19) Shasvath J. Kapadia, Kanhaiya Lal Pandey, Teruaki Suyama, Shivaraj Kandhasamy, Parameswaran Ajith, “Search for the stochastic gravitational-wave background induced by primordial curvature perturbations in LIGO’s second observing run”, arXiv:2009.05514, ApJ Letters, 910, L4, (2021).

18) Chiwai Chan, Kipp Cannon, Sarah Caudill, Heather Fong, Patrick Godwin, Chad Hanna, Shasvath J. Kapadia, Ryan Magee, Duncan Meacher, Cody Messick, Siddharth R. Mohite, Soichiro Morisaki, Debnandini Mukherjee, Atsushi Nishizawa, Hiroaki Ohta, Alexander Pace, Surabhi Sachdev, Minori Shikauchi, Leo Singer, Leo Tsukada, Daichi Tsuna, Takuya Tsutsui, Koh Ueno, “Improving the background estimation technique in the GstLAL inspiral pipeline with the time-reversed template bank”, arXiv:2009.03025.

17) Surabhi Sachdev, Ryan Magee, Chad Hanna, Kipp Cannon, Leo Singer, Javed Rana SK, Debnandini Mukherjee, Sarah Caudill, Chiwai Chan, Jolien D. E. Creighton, Becca Ewing, Heather Fong, Patrick Godwin, Rachael Huxford, Shasvath J. Kapadia, Alvin K. Y. Li, Rico Ka Lok Lo, Duncan Meacher, Cody Messick, Siddharth R. Mohite, Atsushi Nishizawa, Hiroaki Ohta, Alexander Pace, Amit Reza, B.S. Sathyaprakash, Minori Shikauchi, Divya Singh, Leo Tsukada, Daichi Tsuna, Takuya Tsutsui, Koh Ueno, “An early warning system for electromagnetic follow-up of gravitational-wave events”, arXiv:2008.04288, ApJ Letters, 905, L25, (2020).

16) Shasvath J. Kapadia, Mukesh Kumar Singh, Md Arif Shaikh, Deep Chatterjee, Parameswaran Ajith, “Of Harbingers and Higher Modes: Improved gravitational-wave early-warning of compact binary mergers”, arXiv:2005.08830, ApJ Letters, 898, L39, (2020).

15) Shasvath J. Kapadia, Kanhaiya Lal Pandey, Teruaki Suyama, Parameswaran Ajith, “Prospects for probing ultralight primordial black holes using the stochastic gravitational-wave background induced by primordial curvature perturbations”, arXiv:2005.05693, PRD, 101, 123535, (2020).

14) Aditya Vijaykumar, Shasvath J. Kapadia, Parameswaran Ajith, “Constraints on the time variation of the gravitational constant using gravitational-wave observations of binary neutron stars”, arXiv:2003.12832, PRL, 126, 141104, (2021).

13) Deep Chatterjee, Shaon Ghosh, Patrick R. Brady, Shasvath J. Kapadia, Andrew L. Miller, Samaya Nissanke, Francesco Pannarale, “A Machine Learning Based Source Property Inference for Compact Binary Mergers”, arXiv:1911.00116, ApJ, 896, 54, (2020).

12) Shasvath J. Kapadia, Sarah Caudill, Jolien D. E. Creighton, Will M. Farr, Gregory Mendell, Alan Weinstein, Kipp Cannon, Heather Fong, Patrick Godwin, Rico K. L. Lo, Ryan Magee, Duncan Meacher, Cody Messick, Siddharth R. Mohite, Debnandini Mukherjee, Surabhi Sachdev, “A self-consistent method to estimate the rate of compact binary coalescences with a Poisson mixture model”, arXiv:1903.06881, CQG, 37, 045007, (2019).

11) Ryan Magee, Heather Fong, Sarah Caudill, Cody Messick, Kipp Cannon, Patrick Godwin, Chad Hanna, Shasvath J. Kapadia, Duncan Meacher, Siddharth R. Mohite, Debnandini Mukherjee, Alexander Pace, Surabhi Sachdev, Minori Shikauchi, Leo Singer, “Sub-threshold binary neutron star search in Advanced LIGO’s first observing run”, arXiv:1901.09884, ApJ Letters, 878, L17, (2019).

10) Surabhi Sachdev, Sarah Caudill, Heather Fong, Rico K. L. Lo, Cody Messick, Debnandini Mukherjee, Ryan Magee, Leo Tsukada, Kent Blackburn, Patrick Brady, Patrick Brockill, Kipp Cannon, Sydney J. Chamberlin, Deep Chatterjee, Jolien D. E. Creighton, Patrick Godwin, Anuradha Gupta, Chad Hanna, Shasvath J. Kapadia, Ryan N. Lang, Tjonnie G. F. Li, Duncan Meacher, Alexander Pace, Stephen Privitera, Laleh Sadeghian, Leslie Wade, Madeline Wade, Alan Weinstein, Sophia Liting Xiao, “The GstLAL Search Analysis Methods for Compact Binary Mergers in Advanced LIGO’s Second and Advanced Virgo’s First Observing Runs”, arXiv:1901.08580.

9) Chad Hanna, Sarah Caudill, Cody Messick, Amit Reza, Surabhi Sachdev, Leo Tsukada, Kipp Cannon, Kent Blackburn, Jolien D. E. Creighton, Heather Fong, Patrick Godwin, Shasvath J. Kapadia, Tjonnie G. F. Li, Ryan Magee, Duncan Meacher, Debnandini Mukherjee, Alex Pace, Stephen Privitera, Rico K. L. Lo, Leslie Wade, “Fast evaluation of multi-detector consistency for real-time gravitational wave searches”, arXiv:1901.02227, PRD, 101, 022003, (2020).

8) Debnandini Mukherjee, Sarah Caudill, Ryan Magee, Cody Messick, Stephen Privitera, Surabhi Sachdev, Kent Blackburn, Patrick Brady, Patrick Brockill, Kipp Cannon, Sydney J. Chamberlin, Deep Chatterjee, Jolien D. E. Creighton, Heather Fong, Patrick Godwin, Chad Hanna, Shasvath J. Kapadia, Ryan N. Lang, Tjonnie G. F. Li, Rico K. L. Lo, Duncan Meacher, Alex Pace, Laleh Sadeghian, Leo Tsukada, Leslie Wade, Madeline Wade, Alan Weinstein, Liting Xiao, “Template bank for spinning compact binary mergers in the second observation run of Advanced LIGO and the first observation run of Advanced Virgo”, arXiv:1812.05121, PRD, 103, 084047, (2021).

7) Aaron D. Johnson, Shasvath J. Kapadia, Andrew Osborne, Alex Hixon, Daniel Kennefick, “Prospects of detecting the nonlinear gravitational wave memory”, arXiv:1810.09563, PRD, 99, 044045, (2019).

6) Tim Dietrich, Sebastian Khan, Reetika Dudi, Shasvath J. Kapadia, Prayush Kumar, Alessandro Nagar, Frank Ohme, Francesco Pannarale, Anuradha Samajdar, Sebastiano Bernuzzi, Gregorio Carullo, Walter Del Pozzo, Maria Haney, Charalampos Markakis, Michael Puerrer, Gunnar Riemenschneider, Yoshinta Eka Setyawati, Ka Wa Tsang, Chris Van Den Broeck, “Matter imprints in waveform models for neutron star binaries: tidal and self-spin effects”, arXiv:1804.02235, PRD, 99, 024029, (2019).

5) Michael W. Coughlin, Duo Tao, Man Leong Chan, Deep Chatterjee, Nelson Christensen, Shaon Ghosh, Giuseppe Greco, Yiming Hu, Shasvath J. Kapadia, Javed Rana, Om Sharan Salafia, Christopher Stubbs, “Optimizing searches for electromagnetic counterparts of gravitational wave triggers”, arXiv:1803.02255, MNRAS, Volume 478, Issue 1, July 2018, Pages 692–702 (2018).

4) Shasvath J. Kapadia, Thomas Dent, Tito Dal Canton, “A classifier for gravitational-wave inspiral signals in non-ideal single-detector data”, arXiv:1709.02421, PRD, 96, 104015, (2017).

3) Shasvath J. Kapadia, Nathan K. Johnson-McDaniel, Parameswaran Ajith, “Estimating effective higher order terms in the post-Newtonian binding energy and gravitational-wave flux: Non-spinning compact binary inspiral”, arXiv:1509.06366, PRD, 93, 024006, (2016).

2) K. Glampedakis, Shasvath J. Kapadia, D. Kennefick, “On the superradiance-tidal friction correspondence”, arXiv:1312.1912, PRD, 89, 024007, (2014).

1) Shasvath J. Kapadia, Daniel Kennefick, Kostas Glampedakis, “Do floating orbits in extreme mass ratio binary black holes exist?”, arXiv:1302.1016, PRD, 87, 044050, (2013).

LSC Collaboration Publications

For a complete list of papers as part of the LIGO Scientific Collaboration (LSC), click here