Vega and the Milky Way disk
Published:
My casual attempt at astro-photography. I clicked this photo on my phone on a dark, starry night in Kalispell, Montana, just outside of our airbnb.
Posts by Collection
photo_diary
Sunset in Montana
Published:
Photo taken on the way to Glacier National Park. August 2026.
portfolio
Dark Matter and Cosmology
Short description of portfolio item number 1
High Energy Astrophysics and Cosmic Rays
Short description of portfolio item number 2
Primordial Black Holes
Short description of portfolio item number 1
publications
Group Theory in Physics: An Introduction with Mathematica
Published in European Physical Journal Special Topics, 2024
The contents above will be part of a list of publications, if the user clicks the link for the publication than the contents of section will be rendered as a full page, allowing you to provide more information about the paper for the reader. When publications are displayed as a single page, the contents of the above “citation” field will automatically be included below this section in a smaller font.
Recommended citation: Balasubramanian Ananthanarayan, Souradeep Das, Amitabha Lahiri, Suhas Sheikh, Sarthak Talukdar "Group Theory in Physics: An Introduction with Mathematica" Eur. Phys. J. ST 233 (2024) 7, 1443-1513.
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Updated Constraints on the Injection Energy of Positrons Generating the Galactic 511 keV gamma-ray line
Accepted for publication in Physical Review Letters, 2025
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Recommended citation: Souradeep Das, Mark R. Krumholz, Roland M. Crocker, Thomas Siegert, and Laura Eisenberger (2025) "Updated Constraints on the Injection Energy of Positrons Generating the Galactic 511 keV gamma-ray line"
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Dark Secrets of Baryons: Illuminating Dark Matter-Baryon Interactions with JWST
Published in Physical Review Letters, 2026
Using observations of early galaxies by JWST to probe early-Universe interactions between dark matter and baryons
Recommended citation: Souradeep Das, Ranjini Mondol, Abhijeet Singh, Ranjan Laha (2026). "Dark Secrets of Baryons: Illuminating Dark Matter-Baryon Interactions with JWST" Phys. Rev. Lett., 137, 011002.
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talks
Dark Secrets of Baryons: Illuminating Dark Matter-Baryon Interactions with JWST
Published:
Delivered a parallel session talk on my publication with the same title at PHENO 2026
Updated Constraints on the Injection Energy of Positrons Generating the Galactic 511 keV gamma-ray line
Published:
Delivered a talk on my publication with the same title at the CCAPP Cosmic Ray Transport Workshop.
teaching
PHYSICS 12XX
Teaching Assistant, Ohio State University, 2026
This is a description of a teaching experience. You can use markdown like any other post.