160 citations · 335 across the 26 of their papers we have counts for
15 papers · 1 filter
Search for GeV gamma-ray emission from PSZ G181.06+48.47 galaxy cluster using Fermi-LAT data
Anuja Deshpande, Siddhant Manna, Shantanu Desai
We present a search for high energy gamma rays in the energy range from 1--300~GeV from the galaxy cluster PSZ2~G181.06+48.47 using 17.9~years of Fermi-LAT data. A binned likelihoo…
A MINOT-based Study of Gamma-ray emission from SPT-CL J2012-5649/Abell 3667
Siddhant Manna, Shantanu Desai
We present an analysis of the non-thermal properties of the merging galaxy cluster SPT-CL J2012-5649/Abell~3667 (, ) using the M…
A Search for Hard X-ray/Soft -ray Emission from SPT-CL J2012-5649 (Abell 3667) Using INTEGRAL/ISGRI
Siddhant Manna, Shantanu Desai, Roman A. Krivonos
We present a search for hard X-ray/soft -ray emission from the merging galaxy cluster SPT-CL J2012-5649 (Abell~3667) using archival INTEGRAL/ISGRI observations. This cluster loc…
Search for spatial coincidences between galaxy mergers and Fermi-LAT 4FGL-DR4 sources
Siddhant Manna, Shantanu Desai
We present a systematic search for spatial association between a high confidence sample of 3,166 morphologically selected galaxy mergers drawn from the initial convolutional neural…
A Targeted Gamma-Ray Search of Five Prominent Galaxy Merger Systems with 17 years of Fermi-LAT Data
Siddhant Manna, Shantanu Desai
Galaxy mergers are among the most energetic astrophysical phenomena, driving intense star formation and potentially fueling cosmic ray acceleration, which can produce high energy $…
Search for spatial coincidence between magnetars and IceCube detected neutrinos
Fathima Shifa M., Shantanu Desai
We implement a search for spatial coincidence between high energy neutrinos detected by the IceCube neutrino detector (using the publicly available 10-year muon track data) and 37…
A Stacked Analysis of GeV Gamma-Ray Emission from SPT-SZ Galaxy Clusters with 16 Years of Fermi-LAT Data
Siddhant Manna, Shantanu Desai
We report a statistically significant detection of cumulative -ray emission from a stacked sample of SPT-SZ selected galaxy clusters using 16.4 years of data from the Fermi Gamm…
Search for transient gamma-ray emission from magnetar flares using Fermi-LAT
Vyaas Ramakrishnan, Shantanu Desai
We search for transient gamma-ray emission in the energy range from 0.1-10 GeV using data from the Fermi-LAT telescope in coincidence with magnetar flares. For our analysis, we loo…
Search for spatial coincidence between IceCube neutrinos and gamma-ray bright red dwarfs
Fathima Shifa M, Shantanu Desai
We search for a spatial coincidence between high energy neutrinos detected by the IceCube neutrino detector and ten red dwarfs which have been observed in gamma-rays. For our analy…
Search for GeV gamma-ray emission from SPT-CL J2012-5649 with six years of DAMPE data
Siddhant Manna, Shantanu Desai
We search for gamma-ray emission from the galaxy cluster SPT-CL J2012-5649 in the energy range from 3 GeV to 1 TeV using the DArk Matter Particle Explorer (DAMPE) telescope. For ou…
Search for MeV Gamma-ray emission from TeV bright red dwarfs with COMPTEL
Niharika Shrivastava, Siddhant Manna, Shantanu Desai
The SHALON atmospheric Cherenkov telescope has detected very high energy gamma-ray emission at TeV energies from eight red dwarfs, namely, V388 Cas, V547 Cas, V780 Tau, V962 Tau, V…
A study of gamma-ray emission from OJ 287 using Fermi-LAT from 2015-2023
Vibhavasu Pasumarti, Shantanu Desai
We search for gamma-ray emission from OJ287 in the energy range from 0.1-300 GeV during 2015-2023, in coincidence with an extensive observing campaign to monitor the optical flux v…
A pilot search for MeV gamma-ray emission from five galaxy clusters using archival COMPTEL data
Siddhant Manna, Shantanu Desai
We search for MeV gamma-ray emission between 0.75-30 MeV from five galaxy clusters, viz. Coma, VIRGO, SPT-CL J2012-5649, Bullet, and El Gordo, using archival data from the COMPTEL…
Search for spatial coincidence between IceCube neutrinos and radio pulsars
Vibhavasu Pasumarti, Shantanu Desai
We search for a spatial association between radio pulsars and ultra-high energy neutrinos using the publicly available IceCube point source neutrino events catalog. For this purpos…
DES13S2cmm: The First Superluminous Supernova from the Dark Energy Survey
A. Papadopoulos, C. B. D'Andrea, M. Sullivan +66
We present DES13S2cmm, the first spectroscopically-confirmed superluminous supernova (SLSN) from the Dark Energy Survey (DES). We briefly discuss the data and search algorithm used…