Results 21 to 30 of about 13,211 (169)

Dynamic anti-plane behavior of rare earth giant magnetostrictive medium with a circular cavity defect in semi-space

open access: yesScientific Reports, 2021
An analytical solution to the anti-plane dynamics problem of semi-space rare earth giant magnetostrictive media with circular cavity defects near the horizontal boundary under the action of SH wave is studied.
Zhiwei Liu, Hui Qi
doaj   +1 more source

Field Form of the Dynamics of Classical Many- and Few-Body Systems: From Microscopic Dynamics to Kinetics, Thermodynamics and Synergetics

open access: yesQuantum Reports, 2022
A method is proposed for describing the dynamics of systems of interacting particles in terms of an auxiliary field, which in the static mode is equivalent to given interatomic potentials, and in the dynamic mode is a classical relativistic composite ...
Anatoly Yu. Zakharov
doaj   +1 more source

The parity-preserving massive QED3: Vanishing β-function and no parity anomaly

open access: yesPhysics Letters B, 2015
The parity-preserving massive QED3 exhibits vanishing gauge coupling β-function and is parity and infrared anomaly free at all orders in perturbation theory.
O.M. Del Cima
doaj   +1 more source

Two-loop beta function for complex scalar electroweak multiplets

open access: yesJournal of High Energy Physics, 2020
We present the general form of the renormalizable four-point interactions of a complex scalar field furnishing an irreducible representation of SU(2), and derive a set of algebraic identities that facilitates the calculation of higher-order radiative ...
Joachim Brod, Zachary Polonsky
doaj   +1 more source

Class of Quadratic Almost Bent Functions That Is EA-Inequivalent to Permutations

open access: yesDiscrete Dynamics in Nature and Society, 2017
The permutation relationship for the almost bent (AB) functions in the finite field is a significant issue. Li and Wang proved that a class of AB functions with algebraic degree 3 is extended affine- (EA-) inequivalent to any permutation.
Xinyang Zhang, Meng Zhou
doaj   +1 more source

Study of construction of Golomb Costas arrays with ideal autocorrelation properties based on extension field

open access: yesIET Communications
This paper proposes a specific algebraic structure and demonstrates its nature as an extension field, enabling the construction of Golomb Costas (GC) arrays.
Jianguo Yao, Ziwei Liu, Xiaoming Wang
doaj   +1 more source

Monolith: Circuit-Friendly Hash Functions with New Nonlinear Layers for Fast and Constant-Time Implementations

open access: yesIACR Transactions on Symmetric Cryptology
Hash functions are a crucial component in incrementally verifiable computation (IVC) protocols and applications. Among those, recursive SNARKs and folding schemes require hash functions to be both fast in native CPU computations and compact in algebraic
Lorenzo Grassi   +5 more
doaj   +1 more source

Operational Calculus for the General Fractional Derivatives of Arbitrary Order

open access: yesMathematics, 2022
In this paper, we deal with the general fractional integrals and the general fractional derivatives of arbitrary order with the kernels from a class of functions that have an integrable singularity of power function type at the origin.
Maryam Al-Kandari   +2 more
doaj   +1 more source

Multiscale Parameter Estimation (msPE) of QRS complexes distorted by magnetohydrodynamic effects at 7 Tesla

open access: yesCurrent Directions in Biomedical Engineering, 2019
During ultra-high-field magnetic resonance imaging, the acquisition of electrocardiography is impeded by artifacts. This poses a challenge in examinations where the QRS complex is used as a trigger for activating image acquisition.
Spicher Nicolai   +3 more
doaj   +1 more source

The concepts of Lie derivative for discrete-time systems; pp. 253–265 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2012
The paper extends the concept of the Lie derivative of the vector field, used in the study of the continuous-time dynamical systems, for the discrete-time case.
Tanel Mullari   +3 more
doaj   +1 more source

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