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Shannon entropy and particle decays [PDF]

open access: yesNuclear Physics B, 2018
We deploy Shannon's information entropy to the distribution of branching fractions in a particle decay. This serves to quantify how important a given new reported decay channel is, from the point of view of the information that it adds to the already ...
Pedro Carrasco Millán   +4 more
doaj   +6 more sources

Fast resonance decays in nuclear collisions

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
In the context of ultra-relativistic nuclear collisions, we present a fast method for calculating the final particle spectra after the direct decay of resonances from a Cooper–Frye integral over the freeze-out surface.
Aleksas Mazeliauskas   +3 more
doaj   +3 more sources

Entanglement and Bell inequality violation in vector diboson systems produced in decays of spin-0 particles [PDF]

open access: yesScientific Reports
We discuss entanglement and the violation of the Collins–Gisin–Linden–Massar–Popescu (CGLMP) inequality in a system of two vector bosons produced in the decay of a spin-0 particle. We assume the most general CPT conserving, Lorentz- invariant coupling of
Alexander Bernal   +2 more
doaj   +2 more sources

Correlation between α-particle preformation factor and α decay energy

open access: yesPhysics Letters B, 2021
α-particle preformation factors, one of the most significant quantities in α decay, are systematically investigated, which are extracted from the ratios between theoretical α-decay half-lives calculated by the generalized liquid drop model and ...
Jun-Gang Deng, Hong-Fei Zhang
doaj   +1 more source

Alpha decay measured in single-particle units as a manifestation of nuclear collectivity

open access: yesPhysics Letters B, 2021
A salient feature of quantum mechanics is the inherent property of collective quantum motion, when apparent independent quasiparticles move in highly correlated trajectories, resulting in strongly enhanced transition probabilities.
Chong Qi, Roberto J. Liotta, Ramon Wyss
doaj   +1 more source

The competition of tensor interaction and neutron-proton pairing in the beta-decay of the neutron-rich isotopes [PDF]

open access: yesEPJ Web of Conferences, 2019
The effects of the residual interaction in the particle-particle channel on β-decay characteristics and the multi-neutron emission probabilities in the β-decay of 126,128,130,132Cd are studied within the quasiparticle random phase approximation with the ...
Sushenok E. O.   +3 more
doaj   +1 more source

Proton decay

open access: yesNuclear Physics B, 2023
Proton decay is a hypothetical form of particle decay in which protons are assumed to decay into lighter particles. This form of decay has yet to be detected.
Tommy Ohlsson
doaj   +1 more source

Generalised hydrodynamics of particle creation and decay

open access: yesJournal of High Energy Physics, 2022
Unstable particles rarely feature in conjunction with integrability in 1+1D quantum field theory. However, the family of homogenous sine-Gordon models provides a rare example where both stable and unstable bound states are present in the spectrum whilst ...
Olalla A. Castro-Alvaredo   +3 more
doaj   +1 more source

Decay-phase aerosol dynamics of an indoor particle source have a significant role in exposure analysis [PDF]

open access: yesAerosol Research
Indoor particle sources have been recognized as major contributors to aerosol particle exposure, posing a health risk, particularly to people spending much of their time indoors.
K. Vesisenaho   +4 more
doaj   +1 more source

Decay of the mediator particle at threshold

open access: yesJournal of High Energy Physics, 2023
A light mediator particle is often predicted in the dark sector scenario, which weakly interacts with the standard model (SM) particles. The weakness of the interaction is usually described by a small coupling; however, the small coupling does not always
Shigeki Matsumoto   +3 more
doaj   +1 more source

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