Splinter Meeting Computational

Advances in Computational Astrophysics

Time: Thursday September 12, 14:00-15:45 and Friday September 13, 14:00-15:45 CEST (UTC+2)

Room: S26

Convenor(s): Jonathan Mackey [1], Stefanie Walch-Gassner [2], Volker Springel [3], Elena Lacchin [4]
[1] Dublin Institute for Advanced Studies, Ireland, [2] University of Cologne, Germany, [3] Max-Planck-Institute for Astrophysics, Garching, Germany, [4] University of Heidelberg, Germany

This splinter session aims to showcase recent advancements, methodologies, and challenges in computational astrophysics. Topics to be covered include but are not limited to: Numerical simulations of, e.g., star formation, galaxy formation and evolution, planet formation, cosmic large-scale structure, stellar winds and binary interaction; High-performance computing techniques and future hardware-related challenges in the era of exascale-computing; and Machine learning applications in astrophysical data analysis. This session invites contributions from researchers at all career stages. It aims at fostering an inclusive environment for the advancement of computational techniques in exploring the wonders of the universe.

Program

Thursday September 12, 14:00-15:45 Advances in Computational Astrophysics (S26)

14:00  Andreas Sander:
The present and future of expanding non-LTE stellar atmospheres for hot stars

14:15  Aditi Sinha:
Three-dimensional modelling of interstellar PDRs through clumpy ensembles

14:30  Cheryl Lau:
Hybrid radiation hydrodynamics scheme with tree-based pseudo-SPH particles

14:45  Jonathan Mackey:
A non-equilibrium multi-ion solver for ionized plasmas

15:00  Dennis Wehner:
New embedded grids technique to simulate the formation of exoplanets' first atmospheres.

15:15  Nils Schween:
A particle transport code combining a spherical harmonic expansion and the discontinuous Galerkin method

15:30  Robert Brose:
REGGAE: A GPU-supported code to calculate gamma-gamma opacity in astrophysical objects

Friday September 13, 14:00-15:45 Advances in Computational Astrophysics (S26)

14:00  Volker Springel:
Next generation galaxy formation simulations: challenges and opportunities

14:20  Frederick Gent:
Supernova driven turbulence with Pencil Code accelerated by Astaroth GPU

14:35  Masato Kobayashi:
Zoomed view of molecular cloud evolution under the impact by multiple supernovae

14:50  Prachi Khatri:
Exploring [CII] line emission at high redshifts with HYACINTH

15:05  Rainer Weinberger:
Multi-fluid methods in galaxy formation simulations

15:20  Discussion “Challenges in Computational Astrophysics"

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