Brian O'Shea

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Michigan State University

United States

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About

Brian O'Shea is a Professor at Michigan State University in the United States. His research primarily focuses on astrophysical phenomena, particularly the dynamics of gas and galaxies, as evidenced by his recent articles on the effects of the Metagalactic Ultraviolet Background and simulations of magnetohydrodynamics in galaxy clusters. He is actively involved in projects that explore galaxy formation and evolution, and the properties of circumgalactic media.

Recent Grants

Grant: Close

CC* Compute: The MSU Data Machine - a high-memory, GPU-enabled compute cluster for data-intensive and AI applications

Open Date: 2022-07-01

Close Date: 2024-06-30

Grant: Open

Harnessing the Data Revolution to Enable Predictive Multi-scale Modeling across STEM

Open Date: 2022-07-01

Close Date: 2027-06-30

Grant: Close

Collaborative Research: HDR DSC: Increasing Accessibility through Building Alternative Data Science Pathways

Open Date: 2021-09-01

Close Date: 2024-08-31

Grant: Close

Baryon Cycles in the Biggest Galaxies

Open Date: 2021-09-01

Close Date: 2024-08-31

Grant: Close

Travel grant for LRAC proposal AST20004: The role of low collisionality in compressible, magnetized turbulence

Open Date: 2020-07-01

Close Date: 2023-06-30

Articles (19)

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2025

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2021

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2021

Collaborators (13)

Tyrone Woods

Assistant Professor

University of Manitoba

CANADA

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Devin W. Silvia

Michigan State University

UNITED STATES

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Alexander Ji

Assistant Professor

University of Chicago

UNITED STATES

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Ayan Acharyya

Johns Hopkins University

UNITED STATES

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Turlough Downes

Professor

Dublin City University

IRELAND

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John Regan

Maynooth University

IRELAND

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Gerard Voit

Professor

Michigan State University

UNITED STATES

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Nicolas Lehner

Research Professor

University of Notre Dame

UNITED STATES

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J. Christopher Howk

Professor

University of Notre Dame

UNITED STATES

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John Wise

Professor

Georgia Institute of Technology

UNITED STATES

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Anna Frebel

Associate Professor

Massachusetts Institute of Technology

UNITED STATES

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Britton Smith

Reader

University of Edinburgh

UNITED KINGDOM

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John O'Meara

Chief Scientist

UNITED STATES

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Brian O'Shea

Research Interests

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About

Recent Grants

Articles (19)

Figuring Out Gas and Galaxies in Enzo (FOGGIE). IX. The Angular Momentum Evolution of Milky Way–like Galaxies and Their Circumgalactic Gas

Figuring Out Gas and Galaxies In Enzo (FOGGIE). VIII. Complex and Stochastic Metallicity Gradients at z > 2

The XMAGNET Exascale MHD Simulations of SMBH Feedback in Galaxy Groups and Clusters: Overview and Preliminary Cluster Results

Impacts of the Metagalactic Ultraviolet Background on Circumgalactic Medium Absorption Systems

Metagalactic Ultraviolet Background Tables for Calculating Diffuse Astrophysical Plasma Properties

Influence of initial conditions on data-driven model identification and information entropy for ideal mhd problems

The properties of magnetised cold filaments in a cool-core galaxy cluster (Corrigendum)

Figuring Out Gas and Galaxies in Enzo (FOGGIE). VII. The (Dis)assembly of Stellar Halos

The properties of magnetised cold filaments in a cool-core galaxy cluster

Seeking Self-regulating Simulations of Idealized Milky Way–like Galaxies

Figuring Out Gas & Galaxies in Enzo (FOGGIE). VI. The Circumgalactic Medium of L ∗ Galaxies Is Supported in an Emergent, Nonhydrostatic Equilibrium

As a Matter of Dynamical Range – Scale Dependent Energy Dynamics in MHD Turbulence

KODIAQ-Z: Metals and Baryons in the Cool Intergalactic and Circumgalactic Gas at 2.2 ≲ z ≲ 3.6

Possibilities and Limitations of Kinematically Identifying Stars from Accreted Ultra-faint Dwarf Galaxies

Atmospheric Circulation in Simulations of the AGN–CGM Connection at Halo Masses ∼1013.5 M ⊙

Analyzing Star Formation Feedback Mechanisms in Cosmological Simulations

Memory-efficient emulation of physical tabular data using quadtree decomposition

Some First Stars Were Red: Detecting Signatures of Massive Population III Formation through Long-term Stochastic Color Variations

Figuring Out Gas & Galaxies In Enzo (FOGGIE). V. The Virial Temperature Does Not Describe Gas in a Virialized Galaxy Halo

Collaborators (13)

Tyrone Woods

Devin W. Silvia

Alexander Ji

Ayan Acharyya

Turlough Downes

John Regan

Gerard Voit

Nicolas Lehner

J. Christopher Howk

John Wise

Anna Frebel

Britton Smith

John O'Meara

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