quasi-crystal


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quasi-crystal

n
(General Physics) physics a group of atoms resembling a crystal but not having symmetrical plane faces
References in periodicals archive ?
Years later, this finding was to become of sudden interest with the discovery of the so-called quasi-crystal (7).
The book begins with the simplest of matrices--the square, orthogonal grid--and gradually ratchets up the complexity a click at a time until it arrives at Penrose patterns and quasi-crystal tilings with 10-fold symmetry.
Reimann, A, Lugscheider, E, "HVOF-Sprayed Quasi-crystal Composite Coatings for Bearing Applications.
The first quasi-crystal discovered was an AI-Mn alloy which was formed when the molten alloy of specific composition was cooled rapidly.
Specific examples include systems of geometric origin such as interval exchange maps, translation and Hamiltonian flows on surfaces of higher genus, symbolic substitution systems important in the study of quasi-crystals as well as dynamical systems arising in asymptotic combinatorics and mathematical physics such as determinantal and Pfaffian point processes.
It also demonstrated various crystals and quasi-crystals.
the Knopp function), in the physics literature on controlled disorder and quasi-crystals, in music, in chess, in fractals, and turtle graphics (e.
c]) of the quasi-crystals are schematically shown in Fig.
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