Sitemap
A list of all the posts and pages found on the site. For you robots out there, there is an XML version available for digesting as well.
Pages
Posts
Future Blog Post
Published:
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Blog Post number 4
Published:
This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
Blog Post number 3
Published:
This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
Blog Post number 2
Published:
This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
Blog Post number 1
Published:
This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
photo_diary
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.
Sunset in Montana
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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.
View Paper | View ArXiv
Updated Constraints on the Injection Energy of Positrons Generating the Galactic 511 keV gamma-ray line
Accepted for publication in Physical Review Letters, 2025
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: 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"
View Paper | View ArXiv
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.
View Paper | View ArXiv
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.