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Related papers: Broadband phonon production from axion absorption

200 papers

We propose a new strategy to search for a particular type of dark matter via nuclear capture. If the dark matter particle carries baryon number, as motivated by a class of theoretical explanations of the matter-antimatter asymmetry of the…

High Energy Physics - Phenomenology · Physics 2020-10-27 Bartosz Fornal , Benjamin Grinstein , Yue Zhao

Published data on the emission of charged particles following nuclear muon capture are extremely limited. In addition to its interest as a probe of the nuclear response, these data are important for the design of some current searches for…

High Energy Physics - Experiment · Physics 2020-03-18 A. Gaponenko , A. Grossheim , A. Hillairet , G. M. Marshall , R. E. Mischke , A. Olin

A model is constructed to predict the emission originating from axion-to-photon conversion in the strongly magnetized ultrarelativistic plasma of neutron stars. The acceleration and multiplicity of the charges are observed to shift the…

High Energy Physics - Phenomenology · Physics 2025-02-20 Javier De Miguel

The axion particle, a consequence of an elegant hypothesis that resolves the strong-CP problem of quantum chromodynamics, is a plausible origin for cosmological dark matter. In searches for axionic dark matter that detect the conversion of…

High Energy Physics - Phenomenology · Physics 2016-07-20 Huaixiu Zheng , Matti Silveri , R. T. Brierley , S. M. Girvin , K. W. Lehnert

Dark matter is a major constituent of our universe and the axion is a prime candidate. In this article, it is shown that by exploiting the axion induced magnetization in a magnetic rod and the Faraday effect, axions in the mass range $500$…

Cosmology and Nongalactic Astrophysics · Physics 2022-12-06 A. T. M. Anishur Rahman

We introduce a novel mechanism where the kinetic energy of a rotating axion can be dissipated by the interactions with dark magnetic monopoles. This mechanism leads to a framework where the QCD axion and dark monopoles account for the dark…

High Energy Physics - Phenomenology · Physics 2025-11-14 Raymond T. Co , Keisuke Harigaya , Isaac R. Wang , Huangyu Xiao

The $\mu$eV-mass axion is one of the most promising candidates for cold dark matter, and remains to be a well-motivated solution to the CP problem of Quantum Chromodynamics (QCD) via the Peccei-Quinn mechanism. In this paper, we propose a…

High Energy Physics - Phenomenology · Physics 2019-08-16 Guo-yuan Huang , Shun Zhou

The basic parameters for calculations of radiative neutron capture , photon strength functions and nuclear level densities near the neutron separation energy are determined based on experimental data without an ad-hoc assumption about axial…

Nuclear Experiment · Physics 2017-12-13 Eckart Grosse , Arnd R. Junghans , Jon N. Wilson

Results from four different approximations to the phonon-assisted quantum adsorption rate for cold atoms on a 2D material are compared and contrasted: (1) a loop expansion (LE) based on the atom-phonon coupling, (2) non-crossing…

Mesoscale and Nanoscale Physics · Physics 2018-12-18 Sanghita Sengupta , Dennis P. Clougherty

We theoretically investigate optical absorption of molecules embedded nearby metallic antennas by using discrete dipole approximation method. It is found that the spectral peak of the absorption is shifted due to the radiation-induced…

Mesoscale and Nanoscale Physics · Physics 2015-10-01 Yoshiki Osaka , Nobuhiko Yokoshi , Hajime Ishihara

We present the first analysis of Dark Matter axion detection applying neural networks for the improvement of sensitivity. The main sources of thermal noise from a typical read-out chain are simulated, constituted by resonant and amplifier…

Axionlike particles (ALPs) and dark photons (DPs) are viable dark matter particle candidates. We have searched for possible ALP/DP signals in the PandaX-4T liquid xenon detector using 440 kg$\cdot$yr of data. A binned likelihood fit is…

Axions are a well-motivated candidate for dark matter. The preeminent method to search for axion dark matter is known as the axion haloscope, which makes use of the conversion of axions to photons in a large magnetic field. Due to the weak…

We study total muon capture rates in light nuclei, taking into account renormalizations of the nuclear vector and axial vector strengths. We estimate the influence in the results of uncertainties of the spin-isospin interaction parameter…

Nuclear Theory · Physics 2009-10-31 Nimai C. Mukhopadhyay , H. C. Chiang , S. K. Singh , E. Oset

The mass and the spin of accreting and jetted black holes, at the center of Active Galactic Nuclei (AGNs), can be probed by analyzing their electromagnetic spectra. For this purpose, we use the Spin-Modified Fundamental Plane of black hole…

High Energy Physics - Phenomenology · Physics 2025-03-17 Caner Unal , Fabio Pacucci , Abraham Loeb

The absorption of infrared and visible radiation from stellar emission spectra by the negatively charged hydrogen ions H$^{-}$ is considered. We derive the explicit formulas for the bound-free absorption coefficient $a_{\nu}$ for the…

Solar and Stellar Astrophysics · Physics 2013-12-11 Alexei M. Frolov

The time-dependent density functional theory (TDDFT) is the leading computationally feasible theory to treat excitations by strong electromagnetic fields. Here the theory is applied to coherent optical phonon generation produced by intense…

Materials Science · Physics 2015-06-05 Y. Shinohara , S. A. Sato , K. Yabana , J. -I. Iwata , T. Otobe , G. F. Bertsch

We aim to clarify the role that absorption plays in nonlinear optical processes in a variety of metallic nanostructures and show how it relates to emission and conversion efficiency. We define a figure of merit that establishes the…

First experimental results from a room-temperature table-top phase-sensitive axion haloscope experiment are presented. The technique exploits the axion-photon coupling between two photonic resonator-oscillators excited in a single cavity,…

High Energy Physics - Experiment · Physics 2025-06-18 Catriona A. Thomson , Ben T. McAllister , Maxim Goryachev , Eugene N. Ivanov , Michael E. Tobar

Sensors based on spin qubits in 2D crystals offer the prospect of nanoscale sensing volumes, where the close proximity of the sensor and source could provide access to otherwise inaccessible signals. For AC magnetometry, the sensitivity and…

Materials Science · Physics 2024-03-14 Charlie J. Patrickson , Simon Baber , Blanka B. Gaál , Andrew J. Ramsay , Isaac J. Luxmoore