papers

Publications (7)

physics.comp-ph2025

HARD: A Performance Portable Radiation Hydrodynamics Code based on FleCSI Framework

Julien Loiseau, Hyun Lim, Andrés Yagüe López +7

Hydrodynamics And Radiation Diffusion} (HARD) is an open-source application for high-performance simulations of compressible hydrodynamics with radiation-diffusion coupling. Built…

astro-ph.HE2022

Realistic Kilonova Up Close

Alexandra Ruth Stewart, Li-Ta Lo, Oleg Korobkin +6

Neutron star mergers are cosmic catastrophes that produce some of the most energetic observed phenomena: short gamma-ray bursts, gravitational wave signals, and kilonovae. The latt…

astro-ph.IM2023

Modeling Solids in Nuclear Astrophysics with Smoothed Particle Hydrodynamics

Irina Sagert, Oleg Korobkin, Ingo Tews +4

Smoothed Particle Hydrodynamics (SPH) is a frequently applied tool in computational astrophysics to solve the fluid dynamics equations governing the systems under study. For some p…

astro-ph.IM2021

Conservation of Angular Momentum in the Fast Multipole Method

Oleg Korobkin, Hyun Lim, Irina Sagert +5

Smoothed particle hydrodynamics (SPH) is positioned as having ideal conservation properties. When properly implemented, conservation of total mass, energy, and both linear and angu…

cs.DC2026

LAAFD: LLM-based Agents for Accelerated FPGA Design

Maxim Moraru, Kamalavasan Kamalakkannan, Jered Dominguez-Trujillo +6

FPGAs offer high performance, low latency, and energy efficiency for accelerated computing, yet adoption in scientific and edge settings is limited by the specialized hardware expe…

astro-ph.IM2021

Modeling Neutron Star Oscillations in a Fixed General Relativistic Background Including Solid Crust Dynamics

Bing-Jyun Tsao, Irina Sagert, Oleg Korobkin +4

Measurements of the gravitational-wave signals from neutron star mergers allow scientists to learn about the interior of neutron stars and the properties of dense nuclear matter. T…

physics.comp-ph2020

FleCSPH: The Next Generation FleCSIble Parallel Computational Infrastructure for Smoothed Particle Hydrodynamics

Julien Loiseau, Hyun Lim, Mark Alexander Kaltenborn +5

FleCSPH is a smoothed particle hydrodynamics simulation tool, based on the compile-time configurable framework FleCSI. The asynchronous distributed tree topology combined with a fa…