Results 1 to 10 of about 650,097 (307)

Gap structure of 1D cut and project Hamiltonians [PDF]

open access: diamondJournal of Physics: Conference Series, 2017
We study the gap properties of nearest neighbors tight binding models on quasiperiodic chains. We argue that two kind of gaps should be distinguished: stable and transient. We show that stable gaps have a well defined quasiperiodic limit. We also show that there is a direct relation between the gap size and the gap label.
Nicolas Macé   +2 more
core   +5 more sources

ON SELF-SIMILARITIES OF CUT-AND-PROJECT SETS

open access: diamondActa Polytechnica, 2017
Among the commonly used mathematical models of quasicrystals are Delone sets constructed using a cut-and-project scheme, the so-called cut-and-project sets.
Zuzana Masáková, Jan Mazáč
doaj   +4 more sources

Analysis of OHS Costs in the Road Construction Project of Singaraja City – Mengwi (Short Cut Bedugul Point 5 - 6)

open access: diamondLogic, 2021
Short Cut Bedugul is a short road construction project on the Singaraja-Denpasar route. The short cut development includes the implementation of an occupational health and safety management system (SMK3).
I Ketut Sutapa   +4 more
doaj   +3 more sources

Classification and statistics of cut-and-project sets

open access: diamondJournal of the European Mathematical Society, 2023
We define Ratner–Marklof–Strömbergsson measures (following Marklof and Strömbergsson (2014)). These are probability measures supported on cut-and-project sets in \smash{\mathbb{R}^d} (d \geq 2) which are invariant and ...
René Rühr   +2 more
openalex   +3 more sources

Jordan algebras over icosahedral cut-and-project quasicrystals [PDF]

open access: greenJournal of Geometry and Physics, 2023
In this paper we present a general setting for aperiodic Jordan algebras arising from icosahedral quasicrystals that are obtainable as model sets of a cut-and-project scheme with a convex acceptance window. In these hypothesis, we show the existence of an aperiodic Jordan algebra structure whose generators are in one-to-one correspondence with elements
Daniele Corradetti   +3 more
openalex   +3 more sources

Cut‐and‐project quasicrystals, lattices and dense forests [PDF]

open access: greenJournal of the London Mathematical Society, 2022
This version includes a picture provided by the referee and a subsection relating the theory developed in this paper to the properties of twisted bilayer graphene in ...
Faustin Adiceam   +2 more
openalex   +5 more sources

On generalized self-similarities of cut-and-project sets [PDF]

open access: greenLinear Algebra and its Applications, 2021
Cut-and-project sets $ \subset\mathbb{R}^n$ represent one of the types of uniformly discrete relatively dense sets. They arise by projection of a section of a higher-dimensional lattice to a suitably oriented subspace. Cut-and-project sets find application in solid state physics as mathematical models of atomic positions in quasicrystals, the ...
Zuzana Masáková   +2 more
openalex   +5 more sources

Homogenization of quasi-crystalline functionals via\n two-scale-cut-and-project convergence [PDF]

open access: greenSIAM Journal on Mathematical Analysis, 2020
23 pages, 1 ...
Rita Ferreira   +2 more
openalex   +6 more sources

Cut-and-Project Tilings Constructed From Crystallographic Tilings. [PDF]

open access: green, 2016
An important method to construct aperiodic tilings is the method of canonical projection from higher dimensional lattices. Lattices are the orbits of special type of crystallographic groups. For example, Penrose tilings can be obtained from a lattice tiling of E5, by the cut-and project method.
Hawazin Daif Allah Alzahrani
openalex   +2 more sources

Statistics of patterns in typical cut and project sets [PDF]

open access: goldErgodic Theory and Dynamical Systems, 2018
In this article pattern statistics of typical cubical cut and project sets are studied. We give estimates for the rate of convergence of appearances of patches to their asymptotic frequencies. We also give bounds for repetitivity and repulsivity functions. The proofs use ideas and tools developed in discrepancy theory.
Alan Haynes   +3 more
openalex   +7 more sources

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