Results 131 to 140 of about 2,730 (184)

Laser-assisted Light-by-light scattering in Born-Infeld and axion-like particle theories

open access: yesJournal of High Energy Physics
The precision measurements of well-known light-by-light reactions lead to important insights of nonlinear quantum electrodynamics (QED) vacuum polarization.
Kai Ma, Tong Li
doaj   +1 more source

Searching for exotic scalars at fusion reactors

open access: yesJournal of High Energy Physics
Part of the energy created in deuterium-tritium fusion reactors is carried away from plasma by a high-intensity neutron flux, which is then absorbed by the reactor’s inner walls.
Chaja Baruch   +5 more
doaj   +1 more source

A covariant description of the interactions of axion-like particles and hadrons

open access: yesJournal of High Energy Physics
We present a covariant framework for analyzing the interactions and decay rates of axion-like particles (ALPs) that couple to both gluons and quarks. We identify combinations of couplings that are invariant under quark-field redefinitions, and use them ...
Reuven Balkin   +3 more
doaj   +1 more source

K ± → π ±a at next-to-leading order in chiral perturbation theory and updated bounds on ALP couplings

open access: yesJournal of High Energy Physics
The weak decays K ± → π ± a offer a powerful probe of axion-like particles (ALPs). In this work, we provide a comprehensive analysis of these processes within chiral perturbation theory, extending existing calculations by including complete next-to ...
Claudia Cornella   +3 more
doaj   +1 more source

Statistical sensitivity estimates for oscillating electric dipole moment measurements in storage rings. [PDF]

open access: yesEur Phys J C Part Fields, 2020
Pretz J   +7 more
europepmc   +1 more source

Probing QCD Axions or axion-like particles in three-body K decays

open access: yesJournal of High Energy Physics
Two-body decays like K → πa rank among the most constraining collider probes for new, low-mass, feebly interacting pseudoscalar particles a. We explore an alternative class of kaon decay modes, specifically three-body decays to ππa or μμa.
Maël Cavan-Piton   +4 more
doaj   +1 more source

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