Results 21 to 30 of about 66,305 (237)

QCD, supersymmetric QCD, lattice QCD and string theory: Synthesis on the horizon? [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1999
Supersymmetric gauge theories in four dimensions have taught us many important physics lessons. These can both inform and be informed by future work on the lattice. I focus on three issues: the properties of supersymmetric Yang-Mills theory and its relation to the non-supersymmetric case; the properties of gauge theories with matter and their relation ...
openaire   +2 more sources

Critical dynamical fluctuations near the QCD critical point

open access: yesHe jishu, 2023
The exploration of the critical point on the QCD (Quantum Chromodynamics) phase diagram is one of the most important goals of the beam energy scan program in relativistic heavy-ion collisions (RHIC-BES).
WU Shanjin, SONG Huichao
doaj   +1 more source

QCD inequalities [PDF]

open access: yesPhysics Reports, 2002
81 page review article, 21 ps figs ...
Nussinov, Shmuel, Lampert, Melissa A.
openaire   +3 more sources

Broadband tunable phase shifter for microwaves

open access: yesAIP Advances, 2020
We implement a broadly tunable phase shifter for microwaves based on superconducting quantum interference devices (SQUIDs) and study it both experimentally and theoretically.
Jinli Zhang   +10 more
doaj   +1 more source

Coloring mixed QCD/QED evolution

open access: yesSciPost Physics, 2022
Parton showers are crucial components of high-energy physics calculations. Improving their modelling of QCD is an active research area since shower approximations are stumbling blocks for precision event generators.
Leif Gellersen, Stefan Prestel, Michael Spannowsky
doaj   +1 more source

Lattice QCD at finite density [PDF]

open access: yes, 1987
Karsch F. Lattice QCD at finite density. Nuclear Physics, A. 1987;461(1-2):305-316.We discuss the behavior of the zero temperature limit of lattice field theories with finite chemical potential.
Karsch, Frithjof
core   +2 more sources

Efficient protocol for qubit initialization with a tunable environment

open access: yesnpj Quantum Information, 2017
Quantum computers: Back to square zero The ability to accurately reset qubits is one of the fundamental criteria in implementing quantum computers. Jani Tuorila and co-workers from Aalto University (Finland) propose a qubit initialization protocol using ...
Jani Tuorila   +3 more
doaj   +1 more source

Numerical studies of QCD renormalons in high-order perturbative expansions [PDF]

open access: yes, 2013
Perturbative expansions in four-dimensional non-Abelian gauge theories such as Quantum Chromodynamics (QCD) are expected to be divergent, at best asymptotic. One reason is that it is impossible to strictly exclude from the relevant Feynman diagrams those
Bauer, Clemens
core   +1 more source

Temperature Dependence of the Axion Mass in a Scenario Where the Restoration of Chiral Symmetry Drives the Restoration of the UA(1) Symmetry

open access: yesUniverse, 2019
The temperature (T) dependence of the axion mass is predicted for T ′ s up to ∼ 2.3 × the chiral restoration temperature of QCD. The axion is related to the U A ( 1 ) anomaly. The squared axion mass m a
Davor Horvatić   +2 more
doaj   +1 more source

ODDERON IN QCD [PDF]

open access: yesDeep Inelastic Scattering, 2002
A review on how the Odderon idea does appear in QCD is given. In the last years it has been developed a non-perturbative QCD approach based on the stochastic vacuum model and a perturbative one based on resummation techniques in the small x QCD region.
openaire   +2 more sources

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