Recent Papers | Anshuman Acharya

Anshuman Acharya

Apr 31 min read

Cosmic variance suppression in radiation-hydrodynamic modelling of the reionization-era 21-cm signal

Anshuman Acharya, Enrico Garaldi, Benedetta Ciardi, Qing-Bo Ma Abstract: The 21-cm line emitted by neutral hydrogen is the most promising...

Anshuman Acharya

Feb 191 min read

21-cm signal from the Epoch of Reionization: a machine learning upgrade to foreground removal with Gaussian process regression

-Anshuman Acharya, Florent Mertens, Benedetta Ciardi, Raghunath Ghara, Léon V. E. Koopmans, Sambit K. Giri, Ian Hothi, Qing-Bo Ma,...

Anshuman Acharya

Sep 11, 20231 min read

X-Ray Activity Variations and Coronal Abundances of the Star-Planet Interaction Candidate HD 179949

-Anshuman Acharya, Vinay L. Kashyap, Steven H. Saar, Kulinder Pal Singh, Manfred Cuntz Abstract: We carry out detailed spectral and...

Anshuman Acharya

Apr 2, 20211 min read

How Robust are the Inferred Density and Metallicity of the Circumgalactic Medium?

-Anshuman Acharya, Vikram Khaire Abstract: Quantitative estimates of the basic properties of the circumgalactic medium (CGM), such as its...

Anshuman Acharya

Mar 2, 20212 min read

Properties of loss cone stars in a cosmological galaxy merger remnant

-Branislav Avramov, Peter Berczik, Yohai Meiron, Anshuman Acharya, Andreas Just Abstract: Aims: We investigate the orbital and phase...