Dark Matter Astrophysics

Presentations

• Astrometric Signatures due to Dark Matter Subhalos on Caustic Crossing Events

  Oral-In-person

  March 16, 2026, 3:30 PM – March 16, 2026, 3:42 PM

  Publication: "Astrometric Signatures due to Dark Matter Subhalos on Caustic Crossing Events" (2026) Becerra-Espinoza, Joaquin; Venumadhav Nerella, Tejaswi; Dai, Liang.

  Presenters

  • Joaquin Becerra Espinoza

    • University of California, Santa Barbara

  Authors

  • Joaquin Becerra Espinoza

    • University of California, Santa Barbara

  • Tejaswi Venumadhav Nerella

    • University of California, Santa Barbara

  • Liang Dai

    • University of California, Berkeley

  View abstract →

• Enhanced disruption of axion minihalos by repeated stellar encounters in the Milky Way

  Oral-In-person

  March 16, 2026, 3:42 PM – March 16, 2026, 3:54 PM

  Publication: Phys.Rev.D 111 (2025) 12, 123023

  Presenters

  • Chris Gordon

    • University Of Canterbury

  Authors

  • Chris Gordon

    • University Of Canterbury

  • Ian DSouza

    • University Of Canterbury

  • John Forbes

    • University Of Canterbury

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• Evidence for Missing Matter in the Inner Solar System: Does the Sun have a Dark Disk?

  Oral-In-person

  March 16, 2026, 3:54 PM – March 16, 2026, 4:06 PM

  Publication: G. F. S. Alves, S. Gardner, P. Machado, and M. Zakeri, Phys. Rev. D 111, 083057 (2025).

  Presenters

  • Susan Gardner

    • University of Kentucky

  Authors

  • Susan Gardner

    • University of Kentucky

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• Constraining Dark Matter In External Galaxies Using Stellar Streams

  Oral-In-person

  March 16, 2026, 4:06 PM – March 16, 2026, 4:18 PM

  Presenters

  • Amir Abdulgadir

    • Howard University

  Authors

  • Amir Abdulgadir

    • Howard University

  • Nathaniel Starkman

    • Massachusetts Institute of Technology

  • Zeineb Mezghanni

    • Massachusetts Institute of Technology

  • Lina Necib

    • Massachusetts Institute of Technology

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• Signatures of dark-matter accretion on neutron stars in intermediate mass-ratio inspirals

  Oral-In-person

  March 16, 2026, 4:18 PM – March 16, 2026, 4:30 PM

  Presenters

  • Benjamin Wade

    • University of Virginia

  Authors

  • Benjamin Wade

    • University of Virginia

  • David Nichols

    • University of Virginia

  • Julian Heeck

    • University of Virginia

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• Constraining the Inner Dark Matter Profiles of Strong-Lensing Galaxy Clusters

  Oral-In-person

  March 16, 2026, 4:30 PM – March 16, 2026, 4:42 PM

  Presenters

  • Emma Strickland

    • University of California, Santa Cruz

  Authors

  • Emma Strickland

    • University of California, Santa Cruz

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• Collisionless relaxation to equilibrium distributions in cold dark matter halos: origin of the NFW profile

  Oral-In-person

  March 16, 2026, 4:42 PM – March 16, 2026, 4:54 PM

  Publication: Banik & Bhattacharjee 2025 (https://doi.org/10.48550/arXiv.2506.02104)

  Presenters

  • Uddipan Banik

    • Institute for Advanced Study

  Authors

  • Uddipan Banik

    • Institute for Advanced Study

  • Amitava Bhattacharjee

    • Princeton University

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• Decaying Dark Matter as a Possible Solution for Cosmological Tensions

  Oral-In-person

  March 16, 2026, 4:54 PM – March 16, 2026, 5:06 PM

  Presenters

  • Yaman Acharya

    • Gettysburg College

  Authors

  • Yaman Acharya

    • Gettysburg College

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• Operation of Unshielded Kinetic Inductance Traveling Wave Parametric Amplifiers in Multi-Telsa Fields

  Oral-In-person

  March 16, 2026, 5:06 PM – March 16, 2026, 5:18 PM

  Presenters

  • Deniz Erdag

    • Pacific Northwest National Laboratory

  Authors

  • Christian Boutan

    • Pacific Northwest Natl Lab

  • Deniz Erdag

    • Pacific Northwest National Laboratory

  View abstract →