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Fractal structures naturally emerge in quantum systems whose initial states exhibit spatial discontinuities, a phenomenon first identified by Berry in the paradigmatic case of a particle confined in an infinite potential well. While…

Quantum Physics · Physics 2026-05-01 David Navia , Ángel S. Sanz

"Cut-out sets" are fractals that can be obtained by removing a sequence of disjoint regions from an initial region of d-dimensional euclidean space. Conversely, a description of some fractals in terms of their void complementary set is…

Astrophysics · Physics 2008-11-26 Jose Gaite

We investigate the spin structure of the pion within the framework of the nonlocal chiral quark model from the instanton vacuum. We first evaluate the tensor form factors of the pion for the first and second moment (n=1,2) and compare it…

High Energy Physics - Phenomenology · Physics 2011-06-07 Seung-il Nam , Hyun-Chul Kim

We present a new idea to understand the structure of nuclei, which is comparing to the liquid drop model. After discussing the probability that the nuclear system may be a fractal object with the characteristic of self-similarity, the…

Nuclear Theory · Physics 2015-08-03 W. H. Ma , J. S. Wang , Q. Wang , S. Mukherjee , L. Yang , Y. Y. Yang , M. R. Huang , Y. J. Zhou

In the paper we investigate statistical and topological properties of fractional Brownian polymer chains, equipped with the short-range volume interactions. The attention is paid to statistical properties of collapsed conformations with the…

Soft Condensed Matter · Physics 2021-06-09 A. M. Astakhov , V. A. Avetisov , S. K. Nechaev , K. E. Polovnikov

We present results from a study of the fine structure of oscillon dynamics in the 3+1 spherically symmetric Klein-Gordon model with a symmetric double-well potential. We show that in addition to the previously understood longevity of…

High Energy Physics - Phenomenology · Physics 2009-11-07 Ethan P. Honda , Matthew W. Choptuik

Preliminary results of extensive numerical experiments on a simple model specified by the smooth canonical strongly chaotic 2D-map with global virtual invariant curves (VICs) are presented and discussed. We focus on the statistics of the…

Chaotic Dynamics · Physics 2009-11-07 B. V. Chirikov , V. V. Vecheslavov

A mechanical model is introduced for predicting the initiation and evolution of complex fracture patterns without the need for a damage variable or law. The model, a continuum variant of Newton's second law, uses integral rather than…

Analysis of PDEs · Mathematics 2016-02-02 Robert Lipton , Stewart Silling , Richard Lehoucq

In this paper we show how a change of box dimension of the orbits of two-dimensional discrete dynamical systems is connected to bifurcations in a nonhyperbolic fixed point. This connection is already shown in the case of one-dimensional…

Dynamical Systems · Mathematics 2012-11-01 L. Horvat Dmitrović

We formulate field theories in fractal space and show the phase diagrams of the coupling versus the fractal dimension for the dynamical symmetry breaking. We first consider the 4-dimensional Gross-Neveu (GN) model in the (4-d)-dimensional…

High Energy Physics - Theory · Physics 2009-10-30 Yukinori Nagatani

The cosmic web structure is studied with the concepts and methods of fractal geometry, employing the adhesion model of cosmological dynamics as a basic reference. The structures of matter clusters and cosmic voids in cosmological N-body…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-06 Jose Gaite

We study the out-of-equilibrium dynamics induced by a local perturbation in fracton field theory. For the ${\mathbb Z}_4$ and ${\mathbb Z}_8$-symmetric free fractonic theories, we compute the time dynamics of several observables such as the…

High Energy Physics - Theory · Physics 2024-06-25 Dmitry S. Ageev , Andrey A. Bagrov , Aleksandr I. Belokon , Askar Iliasov , Vasilii V. Pushkarev , Femke Verheijen

This paper provides a new model to compute the fractal dimension of a subset on a generalized-fractal space. Recall that fractal structures are a perfect place where a new definition of fractal dimension can be given, so we perform a…

Chaotic Dynamics · Physics 2010-07-23 M. A. Sánchez-Granero , Manuel Fernández-Martínez

In this article, we have employed fractal formalism to calculate the Fracture Functions of the Leading neutron produced in \textit{ep} collisions. The fractal concept describes the self-similar behavior of the proton structure at Leading…

High Energy Physics - Phenomenology · Physics 2021-12-08 Samira Shoeibi Mohsenabadi , F. Taghavi-Shahri

Linear and nonlinear dissipative structures emerge in the irradiated single and multi walled carbon nano-tubes in the form of collision cascades and thermal spikes. These are diagnosed by the information theoretic tools of fractal dimension…

Mesoscale and Nanoscale Physics · Physics 2019-02-08 Shoaib Ahmad , Sumera Javeed

We investigate kink-antikink scattering in the $\lambda \phi^4$ model in the presence of an additional scalar field, $\psi$, that is in its quantum vacuum and interacts with $\phi$ via a $\xi \phi^2\psi^2$ term where $\xi$ is the coupling.…

High Energy Physics - Theory · Physics 2023-06-28 Mainak Mukhopadhyay , Tanmay Vachaspati

The fractal properties of models of randomly placed $n$-dimensional spheres ($n$=1,2,3) are studied using standard techniques for calculating fractal dimensions in empirical data (the box counting and Minkowski-sausage techniques). Using…

Condensed Matter · Physics 2009-10-28 Daniel A. Hamburger , Ofer Biham , David Avnir

In this work we present a bag-type model within a non-extensive statistics applied to the description of the properties of a hadronic system with an underlying fractal structure. The non-extensive ideal gas inside the bag is determined by…

The purpose of the present paper is to present the main applications of a new method for the determination of the fractal structure of plane curves. It is focused on the inverse problem, that is, given a curve in the plane, find its fractal…

Pattern Formation and Solitons · Physics 2023-02-01 Luiz Bevilacqua , Marcelo M. Barros , Felipe C. V. Venturelli

Soft constituent materials endow biological composites, such as bone, dentin and nacre, with viscoelastic properties that may play an important role in their remarkable fracture resistance. In this paper we calculate the scaling properties…

Materials Science · Physics 2015-05-27 Eran Bouchbinder , Efim A. Brener
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