Results 11 to 20 of about 572,881 (348)

SUSY Decays of Higgs Particles [PDF]

open access: yesPhysics Letters B, 1996
Among the possible decay modes of Higgs particles into supersymmetric states, neutralino and chargino decays play a prominent r\^ole. The experimental opportunities of observing such decay modes at LEP2 and at future e+e- linear colliders are analyzed ...
A. Djouadi   +22 more
core   +6 more sources

Ground state particle-particle correlations and double beta decay [PDF]

open access: yesAnnals of Physics, 2001
A self-consistent formalism for the double beta decay of Fermi type is provided. The particle-particle channel of the two-body interaction is considered first in the mean field equations and then in the QRPA.
A.A. Raduta   +52 more
core   +6 more sources

Cosmology with decaying particles [PDF]

open access: yesPhysical Review D, 1985
We consider a cosmological model in which an unstable massive relic particle species (denoted by X) has an initial mass density relative to baryons ..beta../sup -1/equivalentrho/sub X//rho/sub B/>>1, and then decays recently (red-shift z< or approx. =1000) into particles which are still relativistic today (denoted by R).
openaire   +4 more sources

Higgs particle decays in supersymmetry [PDF]

open access: yesAIP Conference Proceedings, 1997
We present a detailed study of the decays of the Higgs bosons $H^+$, $H^0$, and $A^0$ within the Minimal Supersymmetric Standard Model including SUSY--QCD corrections. We find that the supersymmetric modes $\tilde t \bar{\tilde b}$ ($\tilde t \bar{\tilde t}$, and for large $\tan $ $\tilde b \bar{\tilde b}$) can dominate the $H^+$ ($H^0$, $A^0$) decays
Bartl, A.   +5 more
openaire   +2 more sources

Quark decay top to two bodies

open access: yesVisión Electrónica, 2019
Is investigated the top quark decay (t) two bodies using the spectator model. Is analyzed the decay (t→bW⁺) calculated theoretically the width of decay and decay fraction of the particle whose result is compared with the experimental data of the table ...
Mauricio Rozo-Clavijo   +2 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

Event-by-event investigation of the two-particle source function in sNN=2.76 TeV PbPb collisions with EPOS

open access: yesPhysics Letters B, 2023
The investigation of the two-particle source function in lead-lead collisions simulated by the EPOS model at a center of mass energy per nucleon pair of sNN=2.76 TeV is presented.
Balázs Kórodi   +2 more
doaj   +1 more source

Early decay of Peccei–Quinn fermion and the IceCube neutrino events

open access: yesPhysics Letters B, 2016
IceCube observed high-energy neutrino flux in the energy region from TeV to PeV. The decay of a massive long-lived particle in the early universe can be the origin of the IceCube neutrino events, which we call an “early decay scenario.” In this paper, we
Yohei Ema, Takeo Moroi
doaj   +1 more source

An Experimentally Validated Analytical Model for Aerosol Number Concentration Reduction in Classrooms

open access: yesAerosol and Air Quality Research, 2021
To predict the aerosol number concentration decay in modern classrooms, this study derived an analytical model that addresses various indoor factors, viz., the filtration efficiency of air ventilation systems, effects of indoor air cleaners, particle ...
Qingfeng Cao   +5 more
doaj   +1 more source

β+/EC decay rates of deformed neutron-deficient nuclei in the deformed QRPA with realistic interactions

open access: yesPhysics Letters B, 2015
The weak-decay (β+ and EC) rates of neutron-deficient Kr, Sr, Zr, and Mo isotopes are investigated within the deformed quasiparticle random-phase approximation with realistic nucleon–nucleon interactions.
Dongdong Ni, Zhongzhou Ren
doaj   +1 more source

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