Quasicrystals

Naturally occurring crystalline alloys with long-range orientational order without translational symmetry, requiring non-local action in assembly; used as evidence that standard local explanations fail

Neighborhood — ranked by edge-count

Thinkers (1)

thinker

Dan Schechtman
studies
Credited with discovering naturally occurring quasicrystals in metallic alloys exhibiting Penrose-like long-range order

Concepts (1)

concept

Non-Local Action in Assembly
associated_with
Penrose's claim that assembling quasicrystals requires examining the state of the pattern many atoms away, implying that global structure guides local assembly

Related by similarity (8)

cosine ≥ 0.65 · no typed edge

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photonicsconcept0.653
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Hysteresisconcept0.650
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