Symmetry violation of Lorentz
Some contributions to the study of a quantum electrodynamics with Lorentz symmetry violation
... description of Nature is required, the Standard Model (SM) has achieved unprecedented success in describing the way fundamental particles behave and ...framework of General Relativity (GR) describes in a ...
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Spacetime-varying couplings and Lorentz violation
... role of Lorentz symmetry in the subject, showing that spacetime-varying couplings can be associated with Lorentz and CPT violation ...and Lorentz transformations are intertwined ...
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Structural aspects of Lorentz-violating quantum field theory
... couple of decades the Standard Model Extension has emerged as a fruitful framework to analyze the empirical and theoretical extent of the validity of cornerstones of modern particle physics, ...
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Test of Lorentz invariance in beta decay of polarized Na-20
... Lorentz symmetry implies that physical laws do not change under boosts and ...theory of General Relativity and the Standard Model of particle physics are both invariant under Lorentz ...
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CPT and Lorentz Violation in the Photon and Z-Boson Sector
... sector of the Standard-Model Extension, imposing gauge invariance forces the Lorentz- and CPT-breaking parameters to appear diagonally in the gauge-invariant ...Electroweak symmetry breaking will ...
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Cosmic-ray fermion decay through tau-antitau emission with Lorentz violation
... Lorentz symmetry is a fundamental ingredient in both the Standard Model and general ...theories of quantum gravity suggest Lorentz violation (LV) may occur at the Planck level ...for ...
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Tests of Lorentz and CPT symmetry with hadrons and nuclei
... One of the sectors where limits are relatively weak, is the QCD sector of the SME ...nature of QCD at energies below 1 ...effective Lorentz-violating coefficients for protons, neutrons, and ...
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Tests of Lorentz and CPT symmetry with hadrons and nuclei
... breaking of Lorentz and CPT invariance in strong interactions at low energy in the framework of chiral perturbation ...set of Lorentz-violating operators of mass-dimension five ...
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CPT and Lorentz violation in the electroweak sector
... that Lorentz symmetry may not be exact in ...number of candidate theories for quantum gravity that have been shown to involve Lorentz- invariance violation as a possible ...breaking ...
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Casimir effect in presence of spontaneous Lorentz symmetry breaking
... in Lorentz violation has grown rapidly in the last decades since many candidate theories of quantum gravity [1, 2], such as string theory [3, 4] and loop quantum gravity [5, 6, 7], possess scenarios ...
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Lorentz and CPT violation
... role of local Lorentz invariance is abandoned and instead it is assumed that this appears only at low energies as an approximate ...splitting of the coordinates into space and time, which are thus ...
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Symmetry-Out aSymmetry-In: the rOle Of Dmrt2
... establishment of both symmetric and asymmetric features may give rise to several human developmental ...built of the axial skeleton and its associated skeletal muscles is depen- dent on somite formation and ...
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Determining Symmetry Properties of Gravitational Fields of Terrestrial Group Planets
... models of gravity fields of the Solar system bodies have been constructed recently owing to successful space ...sets of harmonic coefficients of gravity potential expansion in series of ...
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New CP violation in neutrino oscillations
... plan of this paper goes as follows. In Sec. II we present a parametrization of the new physics effects that are of interest to us and explain the counting of independent C P-violating phases ...
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Custodial symmetry and extensions of the standard model
... instead of assuming the interactions in ...custodial symmetry in at least three model independent examples: (i) a generalized seesaw mechanism [10,11]; (ii) multi-Higgs doubletlike SM ex- tensions; and ...
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Espaços de Besov-Lorentz-Herz, de Besov-Lorentz-Morrey e equações de Euler e Navier-Stokes
... de Lorentz devem ser trabalhados como classes de equivalência, onde duas funções estão na mesma classe se elas são iguais ...de Lorentz, temos que L p,p (Ω) = L p (Ω), assim, estes espaços de fato estendem ...
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Sobre a contração de Lorentz-Fitzgerald.
... embara¸co. Lorentz e Fitzgerald tiraram a teoria deste embara¸co, admitindo que o movimento do corpo em rela¸c˜ ao ao ´eter provocaria uma contra¸c˜ ao do mesmo na dire¸c˜ ao do movimento, ...
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Influence of physical exercises on students with violation of organs of sight
... Inluence of physical exercises on students with vi- olation of organs of ...programs of employments are considered for the students of task medical force with a ...preparedness ...
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Lorentz-violating dilatations in momentum space and some extensions on nonlinear actions of Lorentz-algebra-preserving systems
... The resultant formulation, with the assumption of an invariant spacelike preferred direction embedded in the deformed dilatation transformation, allows us to recover the results of the f[r] ...
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Static and dynamic properties of [hkl] low-symmetry trilayers
... field of intense activity in physics over the past two ...discovery of the antiferromagnetic bilinear cou- pling in Fe/Cr/Fe trilayers [1] and the observation of giant magnetoresistance (GMR) [2] ...
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