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Featured

Dissecting mechanisms of hyperarousal in autism and related disorders using the Simons Sleep Project

Funded Work

Gravity Follows Newton’s and Einstein’s Rules, Even at Cosmic Scales

April 15, 2026

Scientists Capture Superconductivity’s ‘Dancing Pairs’ for First Time, Filling Gap in Decades-Old Theory

April 15, 2026

How SURFiN Fellowships Jump-Started These 3 Neuroscience Students’ STEM Careers

March 18, 2026

Results

  1. Ceci n'est pas une Couche de Mélange: The Meaning of Resolved Turbulent Radiative Mixing

    Publication
    Turbulent Radiative Mixing Layers (TRMLs) are of fundamental importance to the transport of energy and momentum in multi-phase, astrophysical fluids. We use measurements of the "micro" and …
  2. Blue Monsters and Dusty Descendants: Reconciling UV and IR Emission from Galaxies from z \(\sim\) 7, up to z = 14

    Publication
    Recent JWST observations reveal massive, UV-bright galaxies at z>10 with little apparent dust attenuation, whereas ALMA detections at z≃7 show similarly massive systems that are …
  3. The Thermodynamic and Kinematic Evolution of Circumgalactic Gas around z = 1 in the IllustrisTNG Model

    Publication
    The circumgalactic medium (CGM) is known to contain multiphase gas in various stages of evolution and interaction with the galaxy. In order to characterize its detailed behavior on …
  4. How Does Feedback Affect the Star Formation Histories of Galaxies?

    Publication
    Star formation in galaxies is regulated by the interplay of a range of processes that shape the multiphase gas in the interstellar and circumgalactic media. Using the Cosmology …
  5. CHARM: Creating Halos with Auto-Regressive Multi-stage networks

    Publication
    To maximize the amount of information extracted from cosmological datasets, simulations that accurately represent these observations are necessary. However, traditional simulations that evolve particles under gravity by estimating …
  6. Applying a star formation model calibrated on high-resolution interstellar medium simulations to cosmological simulations of galaxy formation

    Publication
    Modern high-resolution simulations of the interstellar medium (ISM) have shown that key factors in governing star formation are the competing influences of radiative dissipation, pressure support driven …
  7. Prevention is better than cure? Feedback from high specific energy winds in cosmological simulations with ARKENSTONE

    Publication
    We deploy the new ARKENSTONE galactic wind model in cosmological simulations for the first time, allowing us to robustly resolve the evolution and impact of high specific energy …
  8. Field-level Comparison and Robustness Analysis of Cosmological N-body Simulations

    Publication
    We present the first field-level comparison of cosmological N-body simulations, considering various widely used codes: Abacus, CUBEP\(^{3}\)M, Enzo, Gadget, Gizmo, PKDGrav, and Ramses. Unlike …
  9. The Coevolution of Stellar Wind-blown Bubbles and Photoionized Gas. II. 3D RMHD Simulations and Tests of Semianalytic Models

    Publication
    In a companion paper (Paper I), we presented a coevolution model (CEM) in which to consider the evolution of feedback bubbles driven by massive stars through both stellar …
  10. The Coevolution of Stellar Wind-blown Bubbles and Photoionized Gas. I. Physical Principles and a Semianalytic Model

    Publication
    We propose a new framework for the simultaneous feedback of stellar winds and photo-ionizing radiation from massive stars, distinguishing the locations where forces are applied, and consequences …
  11. Learning the Universe: \(3\ h^{-1}{\rm Gpc}\) Tests of a Field Level \(N\)-body Simulation Emulator

    Publication
    We apply and test a field-level emulator for non-linear cosmic structure formation in a volume matching next-generation surveys. Inferring the cosmological parameters and initial conditions …
  12. The Effects of Active Galactic Nuclei Feedback on the Ly\(\alpha\) Forest Flux Power Spectrum

    Publication
    We 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 …
  13. ARKENSTONE - II. A model for unresolved cool clouds entrained in galactic winds in cosmological simulations

    Publication
    ARKENSTONE is a new scheme that allows multiphase, stellar feedback-driven winds to be included in coarse resolution cosmological simulations. The evolution of galactic winds and their subsequent …
  14. Toward Implementation of the Pressure-regulated, Feedback-modulated Model of Star Formation in Cosmological Simulations: Methods and Application to TNG

    Publication
    Traditional star formation subgrid models implemented in cosmological galaxy formation simulations, such as that of V. Springel & L. Hernquist (hereafter SH03), employ adjustable parameters to satisfy constraints measured …
  15. Metallicity Dependence of Pressure-regulated Feedback-modulated Star Formation in the TIGRESS-NCR Simulation Suite

    Publication
    We present a new simulation suite for the star-forming interstellar medium (ISM) in galactic disks using the TIGRESS-NCR framework. Distinctive aspects of our simulation suite are …
  16. The All-Sky Impact of the LMC on the Milky Way Circumgalactic Medium

    Publication
    The first infall of the LMC into the Milky Way (MW) represents a large and recent disruption to the MW circumgalactic medium (CGM). In this work, we use …
  17. Unravelling jet quenching criteria across L* galaxies and massive cluster ellipticals

    Publication
    In the absence of supplementary heat, the radiative cooling of halo gas around massive galaxies (Milky Way mass and above) leads to an excess of cold gas or …
  18. Observational Predictions for the Survival of Atomic Hydrogen in Simulated Fornax-like Galaxy Clusters

    Publication
    The presence of dense, neutral hydrogen clouds in the hot, diffuse intra-group and intra-cluster medium is an important clue to the physical processes controlling the survival …
  19. Taming the TuRMoiL: The Temperature Dependence of Turbulence in Cloud–Wind Interactions

    Publication
    Turbulent radiative mixing layers (TRMLs) play an important role in many astrophysical contexts where cool (\(\lesssim 10^4\) K) clouds interact with hot flows (e.g., galactic winds …
  20. The Structure and Composition of Multiphase Galactic Winds in a Large Magellanic Cloud Mass Simulated Galaxy

    Publication
    We present the first results from a high-resolution simulation with a focus on galactic wind driving for an isolated galaxy with a halo mass of ~10 …
  21. When and How Ram Pressure Stripping in Low-mass Satellite Galaxies Enhances Star Formation

    Publication
    We investigate how a satellite's star formation rate (SFR) and surviving gas respond to ram pressure stripping (RPS) in various environments. Using a suite of high-resolution …
  22. ARKENSTONE - I. A novel method for robustly capturing high specific energy outflows in cosmological simulations

    Publication
    ARKENSTONE is a new model for multiphase, stellar feedback-driven galactic winds designed for inclusion in coarse resolution cosmological simulations. In this first paper of a series, we …
  23. A simple model for mixing and cooling in cloud-wind interactions

    Publication
    We introduce a simple entropy-based formalism to characterize the role of mixing in pressure-balanced multiphase clouds, and demonstrate example applications using Enzo-E (magneto)hydrodynamic simulations …
  24. A Comparison of Circumgalactic Mg ii Absorption between the TNG50 Simulation and the MEGAFLOW Survey

    Publication
    The circumgalactic medium (CGM) contains information on gas flows around galaxies, such as accretion and supernova-driven winds, which are difficult to constrain from observations alone. Here, we …
  25. A Framework for Multiphase Galactic Wind Launching Using TIGRESS

    Publication
    Galactic outflows have density, temperature, and velocity variations at least as large as that of the multiphase, turbulent interstellar medium (ISM) from which they originate. We have conducted …
  26. Circumgalactic Pressure Profiles Indicate Precipitation-limited Atmospheres for M* ∼ 109–1011.5 M⊙

    Publication
    Cosmic gas cycles in and out of galaxies, but outside of galaxies it is difficult to observe except for the absorption lines that circumgalactic clouds leave in the …
  27. A Quantification of the Butterfly Effect in Cosmological Simulations and Implications for Galaxy Scaling Relations

    Publication
    We study the chaotic-like behavior of cosmological simulations by quantifying how minute perturbations grow over time and manifest as macroscopic differences in galaxy properties. When we run …
  28. A Quantification of the Butterfly Effect in Cosmological Simulations and Implications for Galaxy Scaling Relations

    Publication
    We study the chaotic-like behavior of cosmological simulations by quantifying how minute perturbations grow over time and manifest as macroscopic differences in galaxy properties. When we run …
  29. AGN Heating in Simulated Cool-core Clusters

    Publication
    We analyze heating and cooling processes in an idealized simulation of a cool-core cluster, where momentum-driven AGN feedback balances radiative cooling in a time-averaged sense …
  30. AGN Heating in Simulated Cool-Core Clusters

    Publication
    We analyze heating and cooling processes in an idealized simulation of a cool-core cluster, where momentum-driven AGN feedback balances radiative cooling in a time-averaged sense …
  31. Implications of galaxy buildup for putative IMF variations in massive galaxies

    Publication
    Recent observational evidence for initial mass function (IMF) variations in massive quiescent galaxies at z=0 challenges the long-established paradigm of a universal IMF. While a few …
  32. GMC evolution in a barred spiral galaxy with star formation and thermal feedback

    Publication
    We explore the impact of star formation and thermal stellar feedback on the giant molecular cloud population forming in a M83-type barred spiral galaxy. We compare three …
  33. Quantifying Supernovae-driven Multiphase Galactic Outflows

    Publication
    Galactic outflows are observed everywhere in star-forming disk galaxies and are critical for galaxy formation. Supernovae (SNe) play the key role in driving the outflows, but there …
  34. Self-consistent semi-analytic models of the first stars

    Publication
    We have developed a semi-analytic framework to model the large-scale evolution of the first Population III (Pop III) stars and the transition to Population II (Pop …
  35. Rapid Formation of Massive Black Holes in close proximity to Embryonic Proto-Galaxies

    Publication
    The appearance of supermassive black holes at very early times in the Universe is a challenge to our understanding of star and black hole formation. The direct-collapse …
  36. The Impact of Galactic Winds on the Angular Momentum of Disk Galaxies in the Illustris Simulation

    Publication
    Observed galactic disks have specific angular momenta similar to expectations for typical dark matter halos in ΛCDM. Cosmological hydrodynamical simulations have recently reproduced this similarity in large galaxy …
  37. O VI Emission from the Supernovae-regulated Interstellar Medium: Simulation versus Observation

    Publication
    The O vi λλ1032, 1038 Å doublet emission traces collisionally ionized gas with \(Tapprox {10}^{5.5}\) K, where the cooling curve peaks for metal-enriched plasma. This …
  38. Beyond Jcrit: a critical curve for suppression of H2-cooling in protogalaxies

    Publication
    Suppression of H2-cooling in early protogalaxies has important implications for the formation of supermassive black holes seeds, the first generation of stars, and the epoch of reionization …
  39. What is the Maximum Mass of a Population III Galaxy?

    Publication
    We utilize cosmological hydrodynamic simulations to study the formation of Population III (Pop III) stars in dark matter halos exposed to strong ionizing radiation. We simulate the formation …
  40. GRACKLE: a chemistry and cooling library for astrophysics

    Publication
    We present the GRACKLE chemistry and cooling library for astrophysical simulations and models. GRACKLE provides a treatment of non-equilibrium primordial chemistry and cooling for H, D and …
  41. A Survey of High Level Frameworks in Block-Structured Adaptive Mesh Refinement Packages

    Publication
    Over the last decade block-structured adaptive mesh refinement (SAMR) has found increasing use in large, publicly available codes and frameworks. SAMR frameworks have evolved along different paths …
  42. A Survey of High Level Frameworks in Block-Structured Adaptive Mesh Refinement Packages

    Publication
    Over the last decade block-structured adaptive mesh refinement (SAMR) has found increasing use in large, publicly available codes and frameworks. SAMR frameworks have evolved along different paths …

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