Coupling solidification kinetics with phase-behavior computations in hydrodynamic simulations of high-pressure, dynamic-compression processes
Sign Up to like & getrecommendations! Published in 2020 at "AIP Advances"
DOI: 10.1063/5.0032973
Abstract: In this study, we report a numerical scheme to integrate models for the kinetics of solidification processes together with phase-behavior computations in the context of continuum-scale hydrodynamic simulations. The objective of the phase-behavior computations is… read more here.
Keywords: coupling solidification; behavior computations; hydrodynamic simulations; phase behavior ... See more keywords
Survival of gas in subhalos and its impact on the 21 cm forest signals: insights from hydrodynamic simulations
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Cosmology and Astroparticle Physics"
DOI: 10.1088/1475-7516/2024/10/091
Abstract: Understanding the survival of gas within subhalos under various astrophysical processes is crucial for elucidating cosmic structure formation and evolution. We study the resilience of gas in subhalos, focusing on the impact of tidal and… read more here.
Keywords: gas subhalos; hydrodynamic simulations; ram pressure; gas ... See more keywords
Radiative hydrodynamic simulations of the spectral characteristics of solar white-light flares
Sign Up to like & getrecommendations! Published in 2020 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/21/1/1
Abstract: As one of the most violent activities in the solar atmosphere, white-light flares (WLFs) are generally known for their enhanced white-light (or continuum) emission, which primarily originates in the solar lower atmosphere. However, we know… read more here.
Keywords: light flares; hydrodynamic simulations; white light; 3600 4250 ... See more keywords
3D stellar evolution: hydrodynamic simulations of a complete burning phase in a massive star
Sign Up to like & getrecommendations! Published in 2023 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stad1572
Abstract: Our knowledge of stellar evolution is driven by one-dimensional (1D) simulations. 1D models, however, are severely limited by uncertainties on the exact behaviour of many multi-dimensional phenomena occurring inside stars, affecting their structure and evolution.… read more here.
Keywords: star; simulations complete; evolution hydrodynamic; hydrodynamic simulations ... See more keywords
Studying the link between radio galaxies and AGN fuelling with relativistic hydrodynamic simulations of flickering jets
Sign Up to like & getrecommendations! Published in 2023 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stad1582
Abstract: We present two- and three-dimensional hydrodynamic simulations of ∼kpc-scale AGN jets with mean jet powers in the range 1 − 7 × 1045 erg s−1, in which the jet power varies (through variation of the Lorentz… read more here.
Keywords: agn fuelling; power; radio galaxies; jet ... See more keywords
3D Hydrodynamic Simulations of White Dwarf-Main-Sequence Star Collisions - I. Head-on Collisions
Sign Up to like & getrecommendations! Published in 2024 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stae2329
Abstract: Recently inaugurated telescopes, such as the MeerKAT radio telescope and the upcoming Rubin Observatory Legacy Survey of Space and Time (RO-LSST), will be able to detect millions of transient events in the night sky. Stellar… read more here.
Keywords: simulations white; main sequence; hydrodynamic simulations; sequence ... See more keywords
Hydrodynamic simulations of white dwarf-white dwarf mergers and the origin of R Coronae Borealis stars
Sign Up to like & getrecommendations! Published in 2024 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stae2343
Abstract: We study the properties of double white dwarf (DWD) mergers by performing hydrodynamic simulations using the new and improved adaptive mesh refinement code Octo-Tiger. We follow the orbital evolution of DWD systems of mass ratio… read more here.
Keywords: oxygen; coronae borealis; origin coronae; hydrodynamic simulations ... See more keywords
Hydrodynamic simulations of black hole evolution in AGN discs II: inclination damping for partially embedded satellites
Sign Up to like & getrecommendations! Published in 2025 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf1686
Abstract: We investigate the evolution of black holes on orbits with small inclinations (i < 2○) to the gaseous discs of active galactic nuclei. We perform 3D adiabatic hydrodynamic simulations within a shearing frame, studying the… read more here.
Keywords: inclination; agn; black hole; hydrodynamic simulations ... See more keywords
3D hydrodynamic simulations of white dwarf-main-sequence star collisions - II. Off-centre collisions
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DOI: 10.1093/mnras/staf328
Abstract: Stellar collisions have garnered renewed attention for their role in the formation of peculiar objects, such as blue stragglers, and their potential to explain transients with atypical observational and spectroscopic signatures. Among these, white dwarf-main… read more here.
Keywords: hydrodynamic simulations; white dwarf; main sequence; dwarf main ... See more keywords
A field-level emulator for modeling baryonic effects across hydrodynamic simulations
Sign Up to like & getrecommendations! Published in 2024 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf355
Abstract: We develop a new and simple method to model baryonic effects at the field level relevant for weak lensing analyses. We analyze thousands of state-of-the-art hydrodynamic simulations from the CAMELS project, each with different cosmology… read more here.
Keywords: field level; emulator; hydrodynamic simulations; baryonic effects ... See more keywords
Hydrodynamic simulations of the Disc of Gas Around Supermassive black holes (HDGAS) -II; The transition from neutral atomic to molecular gas phases
Sign Up to like & getrecommendations! Published in 2025 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf557
Abstract: We use HDGAS hydrodynamic simulations to study the impact of active galactic nucleus (AGN) feedback on the conversion of atomic-gas to molecular-gas within the circumnuclear-disc (CND) of a typical AGN-dominated galaxy. The comparison of CI,… read more here.
Keywords: intensity; molecular gas; hydrodynamic simulations; gas ... See more keywords