Search Results - "Irodotou, Dimitrios"
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First Light And Reionization Epoch Simulations (FLARES) – I. Environmental dependence of high-redshift galaxy evolution
Published in Monthly notices of the Royal Astronomical Society (01-01-2021)“…ABSTRACT We introduce the First Light And Reionisation Epoch Simulations (FLARES), a suite of zoom simulations using the EAGLE model. We resimulate a range of…”
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The JWST Hubble Sequence: The Rest-frame Optical Evolution of Galaxy Structure at 1.5 < z < 6.5
Published in The Astrophysical journal (01-10-2023)“…Abstract We present results on the morphological and structural evolution of a total of 3956 galaxies observed with JWST at 1.5 < z < 6.5 in the JWST CEERS…”
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First light and reionization epoch simulations (FLARES) V: the redshift frontier
Published in Monthly notices of the Royal Astronomical Society (01-02-2023)“…ABSTRACT JWST is set to transform many areas of astronomy, one of the most exciting is the expansion of the redshift frontier to z > 10. In its first year,…”
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Baryonic Effects on Lagrangian Clustering and Angular Momentum Reconstruction
Published in The Astrophysical journal (01-02-2023)“…Abstract Recent studies illustrate the correlation between the angular momenta of cosmic structures and their Lagrangian properties. However, only baryons are…”
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First Light And Reionisation Epoch Simulations (FLARES) II: The Photometric Properties of High-Redshift Galaxies
Published in Monthly notices of the Royal Astronomical Society (30-11-2020)“…Abstract We present the photometric properties of galaxies in the First Light and Reionisation Epoch Simulations (Flares). The simulations trace the evolution…”
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Using angular momentum maps to detect kinematically distinct galactic components
Published in Monthly notices of the Royal Astronomical Society (01-02-2021)“…ABSTRACT In this work, we introduce a physically motivated method of performing disc/spheroid decomposition of simulated galaxies, which we apply to the eagle…”
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The challenge of simulating the star cluster population of dwarf galaxies with resolved interstellar medium
Published in Monthly notices of the Royal Astronomical Society (01-02-2022)“…ABSTRACT We present results on the star cluster properties from a series of high resolution smoothed particles hydrodynamics (SPH) simulations of isolated…”
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ketju – resolving small-scale supermassive black hole dynamics in gadget-4
Published in Monthly notices of the Royal Astronomical Society (24-07-2023)“…ABSTRACT We present the new public version of the ketju supermassive black hole (SMBH) dynamics module, as implemented into gadget-4. ketju adds a small region…”
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Morphological evolution and galactic sizes in the L-Galaxies SA model
Published in Monthly notices of the Royal Astronomical Society (01-11-2019)“…ABSTRACT In this work we update the L-Galaxies semi-analytic model (SAM) to better follow the physical processes responsible for the growth of bulges via disc…”
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Modelling the accretion and feedback of supermassive black hole binaries in gas-rich galaxy mergers
Published in Monthly notices of the Royal Astronomical Society (15-02-2023)“…ABSTRACT We introduce a new model for the accretion and feedback of supermassive black hole (SMBH) binaries to the ketju code, which enables us to resolve the…”
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The growth of intermediate mass black holes through tidal captures and tidal disruption events
Published in Monthly notices of the Royal Astronomical Society (01-05-2023)“…ABSTRACT We present N-body simulations, including post-Newtonian dynamics, of dense clusters of low-mass stars harbouring central black holes (BHs) with…”
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First Light And Reionisation Epoch Simulations (flares) – IV. The size evolution of galaxies at z ≥ 5
Published in Monthly notices of the Royal Astronomical Society (15-06-2022)“…ABSTRACT We present the intrinsic and observed sizes of galaxies at z ≥ 5 in the First Light And Reionisation Epoch Simulations (flares). We employ the large…”
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The effects of AGN feedback on the structural and dynamical properties of Milky Way-mass galaxies in cosmological simulations
Published in Monthly notices of the Royal Astronomical Society (13-05-2022)“…ABSTRACT Feedback from active galactic nuclei (AGNs) has become established as a fundamental process in the evolution of the most massive galaxies. Its impact…”
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First Light And Reionization Epoch Simulations (FLARES) VII: The star formation and metal enrichment histories of galaxies in the early Universe
Published in Monthly notices of the Royal Astronomical Society (01-01-2023)“…ABSTRACT The star formation and metal enrichment histories of galaxies – at any epoch – constitute one of the key properties of galaxies, and their measurement…”
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First Light and Reionisation Epoch Simulations (FLARES) – VI. The colour evolution of galaxies z = 5–15
Published in Monthly notices of the Royal Astronomical Society (22-10-2022)“…ABSTRACT With its exquisite sensitivity, wavelength coverage, and spatial and spectral resolution, the James Webb Space Telescope (JWST) is poised to…”
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RABBITS – I. The crucial role of nuclear star formation in driving the coalescence of supermassive black hole binaries
Published in Monthly notices of the Royal Astronomical Society (01-03-2024)“…ABSTRACT In this study of the ‘Resolving supermAssive Black hole Binaries In galacTic hydrodynamical Simulations’ (RABBITS) series, we focus on the hardening…”
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The Characterisation and Origin of the Morphology of Galaxies Across Multiple Scales and Epochs
Published 01-01-2021“…In the widely accepted lambda cold dark matter (ACDM) framework, dark matter haloes acquire their initial angular momentum through tidal interactions and grow…”
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Dissertation -
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RABBITS – II. The impact of AGN feedback on coalescing supermassive black holes in disc and elliptical galaxy mergers
Published in Monthly notices of the Royal Astronomical Society (06-05-2024)“…ABSTRACT In this study of the ‘Resolving supermAssive Black hole Binaries In galacTic hydrodynamical Simulations’ (RABBITS) series, we investigate the orbital…”
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First Light and Reionization Epoch Simulations (flares) – XIV. The Balmer/4000 Å breaks of distant galaxies
Published in Monthly notices of the Royal Astronomical Society (2024)“…ABSTRACT With the successful launch and commissioning of JWST we are now able to routinely spectroscopically probe the rest-frame optical emission of galaxies…”
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First light and reionization epoch simulations (FLARES) IX: the physical mechanisms driving compact galaxy formation and evolution
Published in Monthly notices of the Royal Astronomical Society (20-10-2023)“…ABSTRACT In the First Light And Reionization Epoch Simulations (Flares) suite of hydrodynamical simulations, we find the high-redshift (z > 5) intrinsic…”
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Journal Article