Self-organized photonic time quasicrystal from a single imposed clock

Fuente: arXiv
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Main Authors: Kyung, Minwook, Lee, Kyungmin, Kim, Yung, Moon, Eun-Gook, Choi, Joonhee, Min, Bumki
Format: Preprint
Published: 2026
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author Kyung, Minwook
Lee, Kyungmin
Kim, Yung
Moon, Eun-Gook
Choi, Joonhee
Min, Bumki
author_facet Kyung, Minwook
Lee, Kyungmin
Kim, Yung
Moon, Eun-Gook
Choi, Joonhee
Min, Bumki
contents A photonic time crystal usually writes a clock into a medium. Here one clock does more than program the medium: it seeds a quasiperiodic temporal order that the nonlinear medium selects for itself. In a guided-wave lattice of nonlinear dipoles, a single-tone pump modulates the polarization sector, while Maxwell--polarization back-action selects two response frequencies whose only resolved low-order relation is the pump-locked sum condition. Their sum phase locks to the pump and the complementary phase winds, producing a photonic discrete time quasicrystal with torus-like phase dynamics and a discrete combination spectrum. Site-resolved measurements show locked-phase coherence across the measured lattice sites over a finite control-parameter window. These results establish a route from externally programmed time-varying media to self-organized temporal order in nonlinear photonic systems.
format Preprint
id arxiv_https___arxiv_org_abs_2605_05649
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Self-organized photonic time quasicrystal from a single imposed clock
Kyung, Minwook
Lee, Kyungmin
Kim, Yung
Moon, Eun-Gook
Choi, Joonhee
Min, Bumki
Optics
Applied Physics
A photonic time crystal usually writes a clock into a medium. Here one clock does more than program the medium: it seeds a quasiperiodic temporal order that the nonlinear medium selects for itself. In a guided-wave lattice of nonlinear dipoles, a single-tone pump modulates the polarization sector, while Maxwell--polarization back-action selects two response frequencies whose only resolved low-order relation is the pump-locked sum condition. Their sum phase locks to the pump and the complementary phase winds, producing a photonic discrete time quasicrystal with torus-like phase dynamics and a discrete combination spectrum. Site-resolved measurements show locked-phase coherence across the measured lattice sites over a finite control-parameter window. These results establish a route from externally programmed time-varying media to self-organized temporal order in nonlinear photonic systems.
title Self-organized photonic time quasicrystal from a single imposed clock
topic Optics
Applied Physics
url https://arxiv.org/abs/2605.05649