activity
20202026
most citedNew constraints on the gamma-ray and high energy neutrino fluxes from the circumstellar interaction of SN 2023ixf

12 citations · 35 across the 14 of their papers we have counts for

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hep-ph2026

Neutrino mass ordering from the next Galactic supernova at DUNE, HK, and JUNO

Prantik Sarmah, Sovan Chakraborty, Abinash Medhi +2

The next Galactic core-collapse supernova (CCSN) will offer a unique opportunity to determine the neutrino mass ordering. We focus on two observables: the electron neutrino ()…

hep-ph2025

Constraining Gravitational Dark Matter with LHAASO and Fermi-LAT

Basabendu Barman, Arindam Das, Prantik Sarmah +1

We use diffuse Galactic high energy gamma ray data from LHAASO and Fermi-LAT to constrain gravitationally produced decaying dark matter (DM). Focusing on four benchmark candidates:…

hep-ph2025

What KM3-230213A events may tell us about the neutrino mass and dark matter

Basabendu Barman, Arindam Das, Prantik Sarmah

Within the framework of general scenario, we demonstrate that the ultra high energy neutrinos recently detected by KM3NeT could originate from a decaying right handed neutri…

hep-ph2025★ 1 cited

Possible origin of the KM3-230213A neutrino event from dark matter decay

Debasish Borah, Nayan Das, Nobuchika Okada +1

We study the possibility of the highest energy neutrino event with 220 PeV energy, detected recently by the KM3NeT experiment to be originating from heavy dark matter (DM) decay. C…

hep-ph2024

The Amaterasu particle: constraining the superheavy dark matter origin of UHECRs

Prantik Sarmah, Nayan Das, Debasish Borah +2

Amaterasu, the second most energetic ( EeV) cosmic ray particle has been recently detected by the Telescope Array (TA) surface detector. The origin of the TA Amaterasu event i…