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Blog posts by Sera’s group.

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To mesh or not to mesh?

When you are asked to simulate the flow of gas in some corner of the universe, the first thing you need is a system of equations that govern the same. But let’s just say you have found yourself a closed, well posed system of equations, what next?  The next choice one has to make is

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What Are AGN Hiding?

A year into my research and I’m slowly uncovering a lot about the zoo that populates objects under the title “Active Galactic Nuclei” (AGN). The fact that they are multi-wavelength emitters means that we get a variety of features to try and understand across different energy bands, but that also means that categories and sub-categories

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Tracing floors and non-floor densities in GRMHD simulations: Prospects and Preliminary results

The introduction of density and internal energy floors is seemingly unphysical, but at the same time, a necessary feature of General-Relativistic Magnetohydrodynamic simulations. The open magnetic field lines in the polar regions of our code that thread the black hole Event Horizon become devoid of any matter/energy due to the outflow boundaries at the inner

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Exploring Black Hole Accretion Dynamics: My AAS 243rd Meeting Experience

Hey everyone! So, I did not physically attend the 243rd Meeting of the American Astronomical Society (AAS) held in New Orleans, Louisiana, from January 7th to 11th, 2024. However, my presence was still felt at the conference, thanks to my advisor, Sera Markoff, who presented two interactive posters on my behalf. Let me start by

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