Disordered Hyperuniformity

Point patterns that are random yet suppress large-scale density fluctuations
Hyperuniform
Poisson Random
Crystal
Structure Factor

Parameters

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Number variance σ²(R)
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S(k→0) estimate
Hyperuniform point patterns have S(k)→0 as k→0 — density fluctuations are suppressed at large scales, even in disordered configurations.

Examples: retinal cone photoreceptors, amorphous silicon, jammed sphere packings, quasicrystals.

"Structure factor" tab shows S(k) — a crystal shows Bragg peaks, Poisson has S=1, hyperuniform has S(0)≈0.