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PublicationStars form in clusters from the gravitational collapse of giant molecular clouds, which is opposed by a variety of physical processes, including stellar feedback. The interplay between these …
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PublicationWe investigate how pulsar timing array (PTA) measurements of the nanoHertz gravitational-wave background (GWB) can constrain models for the growth history of supermassive black holes (SMBHs) and …
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PublicationWe study the effects of varying different Active Galactic Nuclei (AGN) feedback parameters on the Lyman-\(\alpha\) (Ly\(\alpha\)) forest 1D transmitted flux power spectrum (P1D). We use …
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PublicationThe formation of the Universe's first luminous stellar structures depends on the unique conditions at "Cosmic Dawn," which are set by the underlying cosmological model and early …
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PublicationStar formation (SF) in the interstellar medium (ISM) is fundamental to understanding galaxy evolution and planet formation. However, efforts to develop closed-form analytic expressions that link SF …
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PublicationTurbulence plays a critical role in regulating star formation in molecular clouds and is also observed in simulations of primordial halos that host Population III (Pop III) stars …
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PublicationWe present a theoretical framework for interpreting far-ultraviolet (FUV) fluorescent emission from molecular hydrogen (H\(_{2}\)) in high-redshift galaxies, motivated by the unique capabilities of the …
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PublicationWe present a joint analysis of H I absorption Zeeman measurements and the morphology of filamentary H I emission to investigate the 3D structure of the magnetic field …
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PublicationSupersonic isothermal turbulence is ubiquitous in the interstellar medium. This work presents high-resolution AREPO hydrodynamical simulations of isolated shocks moving through supersonic turbulence to study the development …
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PublicationThe recently discovered Eos molecular cloud is a CO-dark, low-density cloud located at a distance of approximately 94 pc from the Sun which does not appear …
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PublicationThe James Webb Space Telescope (JWST) has opened a window on many new puzzles in the early Universe, including a population of high-redshift star clusters with extremely …
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PublicationLow-mass, metal-enriched stars were likely present as early as cosmic dawn. In this work, we investigate whether these stars could have hosted planets in their protoplanetary …
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PublicationRecent studies have focused on the low-\(z\) Ly\(\alpha\) forest as a potential constraint on galactic feedback, as different AGN and stellar feedback models in hydrodynamic simulations …
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PublicationThe escape of LyC photons emitted by massive stars from the dense interstellar medium (ISM) of galaxies is a key bottleneck for cosmological reionization. The escape fraction varies …
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PublicationThe masses of Population III stars are largely unconstrained since no simulations exist that take all relevant primordial star formation physics into account. We perform the first suite …
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PublicationThe Eos cloud, recently discovered in the far ultraviolet via H\(_2\) fluorescence, is one of the nearest known dark molecular clouds to the Sun, with a distance …
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PublicationSuspensions of swimming particles exhibit complex collective behaviors driven by hydrodynamic interactions, showing persistent large-scale flows and long-range correlations. While heavily studied, it remains unclear how …
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PublicationSuspensions of swimming particles exhibit complex collective behaviors driven by hydrodynamic interactions, showing persistent large-scale flows and long-range correlations. While heavily studied, it remains unclear how …
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PublicationAmong the remarkable strides made by JWST is the discovery of the earliest star clusters found to date. These have been proposed as early progenitors of globular clusters …
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PublicationA longstanding prediction in interstellar theory posits that significant quantities of molecular gas, crucial for star formation, may be undetected due to being 'dark' in commonly used molecular …
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PublicationMolecular clouds (MCs) are the birthplaces of new stars in galaxies. A key component of MCs are photodissociation regions (PDRs), where far-ultraviolet radiation plays a crucial role …
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PublicationWe study the effects of active galactic nuclei (AGN) feedback on the Ly\(\alpha\) forest 1D flux power spectrum (P1D). Using the SIMBA cosmological-hydrodynamic simulations, we examine …
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PublicationWe use a suite of 3D simulations of star-forming molecular clouds, with and without stellar feedback and magnetic fields, to investigate the effectiveness of different fitting methods …
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PublicationMachine learning based surrogate models offer researchers powerful tools for accelerating simulation-based workflows. However, as standard datasets in this space often cover small classes of physical behavior …
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PublicationWe present an investigation of clustered stellar feedback in the form of superbubbles identified within 11 galaxies from the FIRE-2 (Feedback in Realistic Environments) cosmological zoom-in …
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PublicationThe characterization of magnetic fields within molecular clouds is fundamental to understanding star formation processes. Accurately gauging the three-dimensional structure of these fields presents a challenge, as …
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PublicationMolecular hydrogen (H\(_2\)) formation and dissociation are key processes that drive the gas lifecycle in galaxies. Using the SImulating the LifeCycle of Molecular Clouds (SILCC) zoom-in …
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PublicationAt high redshifts (z ≳ 12), the relative velocity between baryons and dark matter (the so-called streaming velocity) significantly affects star formation in low-mass objects. Streaming substantially …
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PublicationMachine learning based surrogate models offer researchers powerful tools for accelerating simulation-based workflows. However, as standard datasets in this space often cover small classes of physical behavior …
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PublicationWe investigate the contribution of host galaxies to the overall Dispersion Measures (DMs) for Fast Radio Bursts (FRBs) using the Feedback in Realistic Environments (FIRE-2) cosmological zoom …
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PublicationThe observed rest-UV luminosity function at cosmic dawn (\(z \sim 8-14\)) measured by JWST revealed an excess of UV-luminous galaxies relative to many pre-launch …
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PublicationAdvancing our understanding of astrophysical turbulence is bottlenecked by the limited resolution of numerical simulations that may not fully sample scales in the inertial range. Machine learning (ML …
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PublicationThe James Webb Space Telescope (JWST) is capable of probing extremely early eras of our Universe, when the supersonic relative motions between dark matter and baryonic overdensities modulate …
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PublicationWe present a suite of high-resolution simulations of an isolated dwarf galaxy using four different hydrodynamical codes: {sc Gizmo}, {sc Arepo}, {sc Gadget}, and {sc Ramses}. All …
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PublicationFeedback driven by jets from active galactic nuclei is believed to be responsible for reducing cooling flows in cool-core galaxy clusters. We use simulations to model feedback …
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PublicationWe present an analytic model for clustered supernovae (SNe) feedback in galaxy disks, incorporating the dynamical evolution of superbubbles formed from spatially overlapping SNe remnants. We propose two …
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PublicationWe demonstrate the utility of the bispectrum, the Fourier three-point correlation function, for studying driving scales of magnetohydrodynamic (MHD) turbulence in the interstellar medium. We calculate the …
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PublicationWe compare an analytic model for the evolution of supernova-driven superbubbles with observations of local and high-redshift galaxies, and the properties of intact HI shells in …
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PublicationThe complex interplay of magnetohydrodynamics, gravity, and supersonic turbulence in the interstellar medium (ISM) introduces non-Gaussian structure that can complicate comparison between theory and observation. We show …
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PublicationWe present the Cosmology and Astrophysics with MachinE Learning Simulations --CAMELS-- project. CAMELS is a suite of 4,233 cosmological simulations of …
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PublicationSupersonic turbulence results in strong density fluctuations in the interstellar medium (ISM), which have a profound effect on the chemical structure. Particularly useful probes of the diffuse ISM …
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PublicationCompressive isothermal turbulence is known to have a near lognormal density probability distribution function (PDF) with a width that scales with the sonic Mach number and nature of …
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PublicationWe provide an overview of the science case, instrument configuration and project plan for the next-generation ground-based cosmic microwave background experiment CMB-S4, for consideration by …
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PublicationWe present the science case, reference design, and project plan for the Stage-4 ground-based cosmic microwave background experiment CMB-S4.
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PublicationThe current disparity in computational knowledge is a critical hindrance to the diversity and success of the field. Recommendations are outlined for policies and funding models to enable …
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PublicationPrecise measurement of the foreground synchrotron emission, which contaminates the faint polarized cosmic microwave background radiation (CMB), is a major challenge for the next-generation of CMB experiments …
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PublicationOver the past century, major advances in astronomy and astrophysics have been largely driven by improvements in instrumentation and data collection. With the amassing of high quality data …