Results 81 to 90 of about 907,201 (210)

Maximum Mass Limit of Generalized MIT Compact Star: A Theoretical Study of Thin Shell Dynamics and Gravitational Lensing

open access: yesFortschritte der Physik, Volume 73, Issue 8, August 2025.
Abstract In this study, the properties, equilibrium, and stability of compact objects within the framework of teleparallel gravity with the generalized MIT bag model are investigated. By incorporating the modified field equations, the influence of the generalized bag constant on the structure and physical characteristics of quark stars and neutron ...
Sayantan Ghosh   +2 more
wiley   +1 more source

Static and dynamic properties of the pion from continuum modelling of strong QCD [PDF]

open access: yes, 2010
We present nonperturbative numerical solutions for the quark propagator Schwinger-Dyson equation (SDE) and pseudoscalar meson Bethe-Salpeter equation (BSE) at and beyond the rainbow-ladder truncation level of this system of equations.
Cobos-Martinez, Jesus Javier   +1 more
core  

Proton-proton collisions at ultra-relativistic energies in quark-gluon string model

open access: yesEPJ Web of Conferences, 2014
The microscopic Monte Carlo quark-gluon string model (QGSM) is employed to study particle production in ultrarelativistic proton-proton collisions. The model is based on Reggeon Field theory accomplished by string phenomenology.
Bravina L.   +4 more
doaj   +1 more source

Hard-jet correlations in large and small systems [PDF]

open access: yesEPJ Web of Conferences
Hard-jet correlations probe parton energy loss and the microscopic structure of the quark-gluon plasma formed in ultra-relativistic heavy-ion collisions. By correlating high-pT jets with other jets, hadrons, or electroweak bosons, they offer differential
Longo Riccardo
doaj   +1 more source

Yoctosecond Metrology Through Hanbury Brown–Twiss Correlations from a Quark-Gluon Plasma [PDF]

open access: yesPhysical Review Letters, 2012
Expansion dynamics at the yoctosecond time scale affect the evolution of the quark gluon plasma (QGP) created in heavy ion collisions. We show how these dynamics are accessible through Hanbury Brown-Twiss (HBT) intensity interferometry of direct photons emitted from the interior of the QGP.
Andreas, Ipp, Peter, Somkuti
openaire   +2 more sources

Generation of Electric Current by Magnetic Field at the Boundary: Quantum Scale Anomaly Versus Semiclassical Meissner Current Outside of the Conformal Limit

open access: yesAdvanced Physics Research, Volume 4, Issue 7, July 2025.
The paper discusses the role of scale anomaly in generating edge electric currents via the scale magnetic effect in scalar electrodynamics. Although the boundary electric current is much weaker than the Meissner current induced in superconducting materials, the scale anomaly can enhance conductivity near the boundary of the material.
Maxim Chernodub   +2 more
wiley   +1 more source

Predictions for photon-jet correlations at forward rapidities in heavy-ion collisions

open access: yesEuropean Physical Journal C: Particles and Fields
In this work, we study for the first time jet-medium interactions in heavy-ion collisions with introduction of saturation and Sudakov effects with parameters tuned for upcoming forward calorimeter acceptances in experiments, in particular the ALICE FoCal
Souvik Priyam Adhya   +4 more
doaj   +1 more source

Charge-dependent pair correlations relative to a third particle in p + Au and d + Au collisions at RHIC

open access: yesPhysics Letters B, 2019
Quark interactions with topological gluon configurations can induce chirality imbalance and local parity violation in quantum chromodynamics. This can lead to electric charge separation along the strong magnetic field in relativistic heavy-ion collisions
J. Adam   +350 more
doaj   +1 more source

Visible GeV ALP from TeV Vector‐Like Leptons

open access: yesFortschritte der Physik, Volume 73, Issue 3, March 2025.
Abstract A model is presented where a GeV axion‐like‐particle (ALP) is predicted in a large portion of the parameter space due to the presence of explicit Peccei–Quinn (PQ) symmetry‐breaking terms in an exotic leptonic sector. The latter provides a solution to the muon g−2$g-2$ anomaly, within the framework of the Linear Seesaw neutrino mechanism.
Arturo de Giorgi   +2 more
wiley   +1 more source

Off-Shell Effects for Single Top-Quark Production Processes at Hadron Colliders [PDF]

open access: yes, 2011
We present a calculation of s- and t-channel single top-quark production and decay at next-to-leading order in QCD for the Tevatron and for the LHC. The calculation includes the off-shell effects of the intermediate top-quark and the non-factorisable ...
MELLOR, PAUL
core  

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