160 citations · 335 across the 26 of their papers we have counts for
27 papers
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…
Search for Annual Modulation in Combined ANAIS 112 and COSINE 100 Data using Bayesian Model Comparison
Om Godse, Shantanu Desai
We perform a Bayesian model comparison test between a sinusoidal modulation model and a constant value model using about three years of combined COSINE-100 and ANAIS-112 data. We u…
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 $…
An independent search for Jovian neutrinos using BOREXINO data
Yuva Himanshu Pallam, Shantanu Desai
In a recent study, arXiv:2401.13043 found evidence for a 6% flux contribution from Jupiter to the total flux rate time series data from the BOREXINO solar neutrino experiment, spec…
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…
Search for Dark Matter Annihilation to gamma-rays from SPT-SZ selected Galaxy Clusters
Siddhant Manna, Shantanu Desai
We search for dark matter annihilation from galaxy clusters in the energy range from 1-300 GeV using nearly 16 years of Fermi-LAT data. For this purpose, we use 350 galaxy clusters…
A test for the redshift dependence of using measurements
Siddhant Manna, Shantanu Desai
We search for a redshift dependence of using 23 growth rate measurements from redshift space distortions and peculiar velocity measurements as a consistency check of CDM…
Tully-Fisher Relation of Late-type Galaxies at
Gauri Sharma, Varenya Upadhyaya, Paolo Salucci +1
We present a study of the stellar and baryonic Tully-Fisher relation within the redshift range of utilizing observations of \sfgs. This dataset, as explored i…
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…
The Gravitational Lensing Imprints of DES Y3 Superstructures on the CMB: A Matched Filtering Approach
Umut Demirbozan, Seshadri Nadathur, Ismael Ferrero +63
Low density cosmic voids gravitationally lens the cosmic microwave background (CMB), leaving a negative imprint on the CMB convergence . This effect provides insight into the…
Generalized Lomb-Scargle Analysis of 22 years of Super-Kamiokande solar B neutrino data
Vibhavasu Pasumarti, Shantanu Desai
We apply the generalized Lomb-Scargle periodogram to 22 years data of solar B neutrino fluxes detected by Super-Kamiokande. The primary motivation of this work was to check i…
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…
Stellar Mass to Halo Mass Scaling Relation for X-ray Selected Low Mass Galaxy Clusters and Groups out to Redshift
I. Chiu, A. Saro, J. Mohr +6
We present the stellar mass-halo mass scaling relation for 46 X-ray selected low-mass clusters or groups detected in the XMM-BCS survey with masses $2\times10^{13}M_{\odot}\lesssim…
Weak lensing by galaxy troughs in DES Science Verification data
D. Gruen, O. Friedrich, A. Amara +89
We measure the weak lensing shear around galaxy troughs, i.e. the radial alignment of background galaxies relative to underdensities in projections of the foreground galaxy field o…
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…