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hep-ph2026★ 1 cited

Cavity, lumped-circuit, and spin-based detection of axion dark matter: differences and similarities

Deniz Aybas, Hendrik Bekker, Dmitry Budker +12

Axions and axion-like particles are compelling candidates for ultralight bosonic dark matter, forming coherent oscillating fields that can be probed by experiments known as halosco…

hep-ph2025

Cosmology of Gravi-Axions

Stephon Alexander, Gregory Gabadadze, Leah Jenks +1

We show how a mass term for gravitational axions (''gravi-axions'') with a Chern-Simons coupling to gravity can naturally arise due to non-perturbative contributions from Euclidean…

hep-ph2025★ 1 cited

Parametrisation and dictionary for CP violating Higgs boson interactions

Daniele Barducci, Matthew Forslund, Marta Fuentes Zamoro +3

Searches for charge-parity (CP) violating interactions of the Standard Model (SM) Higgs boson are a key priority of the LHC physics program. Experimental results from ATLAS and CMS…

hep-ph2025★ 1 cited

Dark wounds on icy moons: Ganymede's subsurface ocean as a dark matter detector

William DeRocco

Dark matter in the form of macroscopic composites is largely unconstrained at masses of g. In this mass range, dark matter may collide with planetary bodies…

hep-ph2025★ 4 cited

Detecting gravitational signatures of dark matter with atom gradiometers

Leonardo Badurina, Yufeng Du, Vincent S. H. Lee +2

We study the purely gravitational signatures of dark matter from the ultralight to the ultraheavy mass range in proposed long-baseline atom gradiometers, focusing on terrestrial de…

hep-ph2025★ 1 cited

Insights into the highest natural scale: Finite naturalness challenges inflationary dynamics

Pier Giuseppe Catinari, Loris Del Grosso, Luca Di Giovanni +1

We apply the criterion of finite naturalness to the limiting case of a generic heavy sector decoupled from the Standard Model. The sole and unavoidable exception to this decoupling…

hep-ph2025

Weakly supervised anomaly detection with event-level variables

Liam Brennan, Tamas Almos Vami, Oz Amram +7

We introduce a new topology for weakly supervised anomaly detection searches, di-object plus~X. In this topology, one looks for a resonance decaying to two standard model particles…

hep-ph2025★ 7 cited

Detecting Ultralight Dark Matter with Matter Effect

Xucheng Gan, Da Liu, Di Liu +2

Ultralight particles, with a mass below the electronvolt scale, exhibit wave-like behavior and have arisen as a compelling dark matter candidate. A particularly intriguing subclass…

hep-ph2025

Uncertainties in tellurium-based dark matter searches stemming from nuclear structure uncertainties

Daniel J. Heimsoth, Rebecca Kowalski, Danielle H. Speller +3

Using tellurium dioxide as a target, we calculate uncertainties on 90% upper confidence limits of Galilean effective field theory (Galilean EFT) couplings to a weakly-interacting m…

hep-ph2024★ 5 cited

Probing Long-Range Forces Between Neutrinos with Cosmic Structures

David E. Kaplan, Xuheng Luo, Surjeet Rajendran

We study the consequences of new long-range forces between neutrinos on cosmic scales. If these forces are a few orders of magnitude stronger than gravity, they can induce perturba…

hep-ph2024★ 3 cited

Dark plasmas in the nonlinear regime: constraints from particle-in-cell simulations

William DeRocco, Pierce Giffin

If the dark sector possesses long-range self-interactions, these interactions can source dramatic collective instabilities even in astrophysical settings where the collisional mean…

hep-ph2024★ 3 cited

Thermo-Coupled Early Dark Energy

Marc Kamionkowski, Anubhav Mathur

Early dark energy solutions to the Hubble tension introduce an additional scalar field which is frozen at early times but becomes dynamical around matter-radiation equality. In ord…

hep-ph2024

Search for monopole-dipole interactions with atom interferometry

Mahiro Abe, Jason M. Hogan, David E. Kaplan +2

Light, weakly coupled bosonic particles such as axions can mediate long range monopole-dipole interactions between matter and spins. We propose a new experimental method using atom…

hep-ph2024★ 3 cited

Energy-scaling behavior of intrinsic transverse momentum parameters in Drell-Yan simulation

CMS Collaboration

An analysis is presented based on models of the intrinsic transverse momentum (intrinsic ) of partons in nucleons by studying the dilepton transverse momentum in Drel…

hep-ph2024★ 12 cited

Anomalous Ionization in the Central Molecular Zone by sub-GeV Dark Matter

Pedro De la Torre Luque, Shyam Balaji, Joseph Silk

We demonstrate that the anomalous ionization rate observed in the Central Molecular Zone can be attributed to MeV dark matter annihilations into pairs for galactic dark ma…

hep-ph2024★ 18 cited

Ultralight dark matter detection with levitated ferromagnets

Saarik Kalia, Dmitry Budker, Derek F. Jackson Kimball +7

Levitated ferromagnets act as ultraprecise magnetometers, which can exhibit high quality factors due to their excellent isolation from the environment. These instruments can be uti…

hep-ph2024★ 8 cited

Searching for dark matter with a 1000 km baseline interferometer

Daniel Gavilan-Martin, Grzegorz Lukasiewicz, Mikhail Padniuk +8

Axion-like particles (ALPs) arise from well-motivated extensions to the Standard Model and could account for dark matter. ALP dark matter would manifest as a field oscillating at a…

hep-ph2024★ 2 cited

Cosmological Consequences of Unconstrained Gravity and Electromagnetism

Loris Del Grosso, David E Kaplan, Tom Melia +3

Motivated by the quantum description of gauge theories, we study the cosmological effects of relaxing the Hamiltonian and momentum constraints in general relativity and Gauss' law…

hep-ph2024★ 9 cited

Fireball anti-nucleosynthesis

Michael A. Fedderke, David E. Kaplan, Anubhav Mathur +2

The tentative identification of approximately ten relativistic anti-helium cosmic-ray events at AMS-02 would, if confirmed, challenge our understanding of the astrophysical synthes…

hep-ph2024★ 1 cited

A Closer Look in the Mirror: Reflections on the Matter/Dark Matter Coincidence

Arushi Bodas, Manuel A. Buen-Abad, Anson Hook +1

We argue that the striking similarity between the cosmic abundances of baryons and dark matter, despite their very different astrophysical behavior, strongly motivates the scenario…

hep-ph2023★ 6 cited

First Detailed Calculation of Atmospheric Neutrino Foregrounds to the Diffuse Supernova Neutrino Background in Super-Kamiokande

Bei Zhou, John F. Beacom

The Diffuse Supernova Neutrino Background (DSNB) -- a probe of the core-collapse mechanism and the cosmic star-formation history -- has not been detected, but its discovery may be…

hep-ph2023★ 5 cited

Cosmic Birefringence from CP-Violating Axion Interactions

Xuheng Luo, Anubhav Mathur

We explore the cosmic birefringence signal produced by an ultralight axion field with a small CP-violating coupling to bulk SM matter in addition to the usual CP-preserving photon…

hep-ph2023★ 9 cited

Searching for axion forces with spin precession in atoms and molecules

Prateek Agrawal, Nicholas R. Hutzler, David E. Kaplan +2

We propose to use atoms and molecules as quantum sensors of axion-mediated monopole-dipole forces. We show that electron spin precession experiments using atomic and molecular beam…

hep-ph2023★ 24 cited

A Hunt for Magnetic Signatures of Hidden-Photon and Axion Dark Matter in the Wilderness

Ibrahim A. Sulai, Saarik Kalia, Ariel Arza +17

Earth can act as a transducer to convert ultralight bosonic dark matter (axions and hidden photons) into an oscillating magnetic field with a characteristic pattern across its surf…