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University profile
Dr. Shaon Ghosh is an astrophysicist working on gravitational wave data analysis. Gravitational waves (GW) are ripples in the fabric of space-time produced by dynamics of massive objects, and are able be detected from violent collisions of neutron stars and black holes using a multiple ground-based GW detectors called LIGO - Laser Interferometer Gravitational-wave Observatory. GW carries with them information about these colliding systems that have previously been inaccessible.
Dr. Ghosh works at the junction of these two fields of gravitational wave and electromagnetic observations. He studies GW data obtained from LIGO, and analyze them to extract physics of the system. Dr. Ghosh collaborates with telescopes around the world to follow-up these systems to search for signatures of these events in the electromagnetic spectrum. He devises tools to combine the information from the GW and electromagnetic channels to maximize the scientific output of observations.
Research interests
Dr. Ghosh's research investigates cataclysmic events like coalescences of neutron stars and black holes. He works on the development of cyber-infrastructure for low-latency alerts of gravitational wave events, and is an original developer of the LIGO-Virgo collaboration's EM-Bright pipeline used for rapid gravitational wave source classification that debuted in the second observing run, and the co-developer of the current EM-Bright pipeline, which is used for real-time source-properties inference. He works on understanding the structure of neutron stars using gravitational waves from neutron star binary coalescences.
Scholarly Interests
Teaching
Dr. Ghosh teachs physics and astronomy courses in the undergraduate curricula of Montclair State University. He is especially keen on bringing in his expertise in computational techniques to teaching, giving undergraduate students an opportunity to learn these techniques early on, to prepare them for the future, in academia and in industry.
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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Collaborations and top research areas from the last five years
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Delivering Open, Accessible and Collaborative Infrastructure Enabling Multi-Messenger Astrophysics
Bloom, J. S. (CoPI), Kasliwal, M. M. (PI), Miller, A. (CoPI), Coughlin, M. W. (CoPI) & Ghosh, S. (CoPI)
1/01/25 → 31/12/27
Project: Research
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RUI: WoU-MMA: Multi-Messenger Astronomy and Astrophysics with Gravitational-Wave Data
Ghosh, S. (PI)
15/06/21 → 31/05/24
Project: Research
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A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-wave Candidates from the Third Gravitational-wave Observing Run
Collaboration, KAGRA Collaboration, Fermi Gamma-Ray Burst Monitor Team & The LIGO Scientific Collaboration, 1 Apr 2024, In: Astrophysical Journal. 964, 2, 149.Research output: Contribution to journal › Article › peer-review
Open Access3 Scopus citations -
GWTC-2.1: Deep extended catalog of compact binary coalescences observed by LIGO and Virgo during the first half of the third observing run
(The LIGO Scientific Collaboration and the Virgo Collaboration), 15 Jan 2024, In: Physical Review D. 109, 2, 022001.Research output: Contribution to journal › Article › peer-review
Open Access132 Scopus citations -
Low-latency gravitational wave alert products and their performance at the time of the fourth LIGO-Virgo-KAGRA observing run
Chaudhary, S. S., Toivonen, A., Waratkar, G., Mo, G., Chatterjee, D., Antier, S., Brockill, P., Coughlin, M. W., Essick, R., Ghosh, S., Morisaki, S., Baral, P., Baylor, A., Adhikari, N., Brady, P., Davies, G. C., Canton, T. D., Cavaglia, M., Creighton, J. & Choudhary, S. & 33 others, , 30 Apr 2024, In: Proceedings of the National Academy of Sciences of the United States of America. 121, 18, e2316474121.Research output: Contribution to journal › Article › peer-review
Open Access3 Scopus citations -
Observation of Gravitational Waves from the Coalescence of a 2.5–4.5Me Compact Object and a Neutron Star
LIGO Scientific Collaboration, Virgo Collaboration & KAGRA Collaboration, 1 Aug 2024, In: Astrophysical Journal Letters. 970, 2, L34.Research output: Contribution to journal › Article › peer-review
Open Access14 Scopus citations -
QoQ: a Q-transform based test for gravitational wave transient events
Soni, S., Marx, E., Katsavounidis, E., Essick, R., Cabourn Davies, G. S., Brockill, P., Coughlin, M. W., Ghosh, S. & Godwin, P., 4 Jan 2024, In: Classical and Quantum Gravity. 41, 1, 015012.Research output: Contribution to journal › Article › peer-review
Open Access
Press/Media
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SCIENTISTS OBSERVE COLLISIONS OF NEUTRON STARS WITH BLACK HOLES
Favata, M., Ghosh, S. & Martin, R.
1/07/21
1 item of Media coverage
Press/Media
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Scientists Observe Collisions of Neutron Stars with Black Holes
Favata, M., Ghosh, S. & Martin, R.
29/06/21
1 item of Media coverage
Press/Media
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SCIENTISTS OBSERVE COLLISIONS OF NEUTRON STARS WITH BLACK HOLES
Favata, M., Ghosh, S. & Martin, R.
29/06/21
2 items of Media coverage
Press/Media