Results 1 to 10 of about 313 (106)

Effect of MDP agents on the bond strength of two self-adhesive resin cements to saliva-contaminated dentin substrates. [PDF]

open access: yesEur J Oral Sci
Abstract This study investigated the influence of 10‐methacryloyloxydecyl dihydrogen phosphate (MDP) agents and repeated saliva contamination on the microtensile bond strength (µTBS) of two self‐adhesive resin cements (SARCs) bonded to dentin. Forty‐eight sound human teeth were randomly divided into eight experimental groups, based on three factors ...
Francescato A   +5 more
europepmc   +2 more sources

Gauging the higher-spin-like symmetries by the Moyal product

open access: yesJournal of High Energy Physics, 2021
We analyze a novel approach to gauging rigid higher derivative (higher spin) symmetries of free relativistic actions defined on flat spacetime, building on the formalism originally developed by Bonora et al. and Bekaert et al.
M. Cvitan   +4 more
doaj   +1 more source

The Exact Nonrelativistic Energy Eigenvalues for Modified Inversely Quadratic Yukawa Potential Plus Mie-type Potential [PDF]

open access: yesЖурнал нано- та електронної фізики, 2017
The modified theories of noncommutative quantum mechanics have engrossed much attention in the last decade, especially its application to the fundamental three equations: Schrödinger, Klein-Gordon and Dirac equations.
Abdelmadjid Maireche
doaj   +1 more source

Scalar Field Cosmology from a Modified Poisson Algebra

open access: yesMathematics, 2022
We investigate the phase space of a scalar field theory obtained by minisuperspace deformation. We consider quintessence or phantom scalar fields in the action that arises from minisuperspace deformation on the Einstein–Hilbert action.
Genly Leon   +2 more
doaj   +1 more source

Supersymmetric HS Yang-Mills-like Models

open access: yesUniverse, 2020
We introduce the supersymmetric version of YM-like theories with infinitely many spin fields in four dimensions. The construction is carried out via the superfield method. The surprising feature of these models is that they describe, in particular, gauge
Loriano Bonora, Stefano Giaccari
doaj   +1 more source

ON THE THREE-DIMENSIONAL PAULI EQUATION IN NONCOMMUTATIVE PHASE-SPACE

open access: yesActa Polytechnica, 2021
In this paper, we obtained the three-dimensional Pauli equation for a spin-1/2 particle in the presence of an electromagnetic field in a noncommutative phase-space as well as the corresponding deformed continuity equation, where the cases of a constant ...
Ilyas Haouam
doaj   +1 more source

Generalization of Geyer’s commutation relations with respect to the orthogonal group in even dimensions

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
A connection between the deformed Duffin–Kemmer–Petiau (DKP) algebra and an extended system of the parafermion trilinear commutation relations for the creation and annihilation operators $$a^{\pm }_{k}$$ a k ± and for an additional operator $$a_{0}$$ a 0
Yu. A. Markov, M. A. Markova
doaj   +1 more source

Celestial chiral algebras, colour-kinematics duality and integrability

open access: yesJournal of High Energy Physics, 2023
We study celestial chiral algebras appearing in celestial holography, using the light-cone gauge formulation of self-dual Yang-Mills theory and self-dual gravity, and explore also a deformation of the latter.
Ricardo Monteiro
doaj   +1 more source

Quantized Coulomb branches, monopole bubbling and wall-crossing phenomena in 3d N $$ \mathcal{N} $$ = 4 theories

open access: yesJournal of High Energy Physics, 2020
To study the quantized Coulomb branch of 3d N $$ \mathcal{N} $$ = 4 unitary SQCD theories, we propose a new method to compute correlators of monopole and Casimir operators that are inserted in the ℝ × ℝ ϵ 2 $$ \mathrm{\mathbb{R}}\times {\mathrm{\mathbb{R}
Benjamin Assel   +2 more
doaj   +1 more source

Dirac field and gravity in NC $$SO(2,3)_\star $$ SO(2,3)⋆ model

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
Action for the Dirac spinor field coupled to gravity on noncommutative (NC) Moyal-Weyl spacetime is obtained without prior knowledge of the metric tensor.
Dragoljub Gočanin, Voja Radovanović
doaj   +1 more source

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