Non-reciprocal topological solitons in active metamaterials

J Veenstra, O Gamayun, X Guo, A Sarvi, CV Meinersen… - Nature, 2024 - nature.com
From protein motifs to black holes, topological solitons are pervasive nonlinear excitations
that are robust and can be driven by external fields. So far, existing driving mechanisms all …

Nonlinear wave propagation in a bistable optical chain with nonreciprocal coupling

PJ Aguilera-Rojas, K Alfaro-Bittner, MG Clerc… - Communications …, 2024 - nature.com
The propagation of nonlinear waves, such as fires, weather fronts, and disease spread, has
drawn attention since the dawn of time. A well-known example of nonlinear wave–fronts–in …

[HTML][HTML] Pinning of reaction–diffusion travelling waves in one-dimensional annular geometry

F Sarnari - Chaos, Solitons & Fractals, 2025 - Elsevier
We analyse the complex dynamics arising in a one-dimensional bistable advection–reaction–
diffusion equation on a bounded annular domain, along with its simplest nontrivial …

Observation of nonreciprocal transverse localization of light

S Liang, C Li, W Yu, Z Liu, C Li, Y Zhang… - arxiv preprint arxiv …, 2024 - arxiv.org
Magnetic-free nonreciprocal optical devices that can prevent backscattering of signals are
essential for integrated optical information processing. The achieved nonreciprocal …

Noise-induced nonreciprocal topological dissipative solitons in directionally coupled chains and lattices

D Pinto-Ramos, K Alfaro-Bittner, RG Rojas… - arxiv preprint arxiv …, 2024 - arxiv.org
Nonreciprocal coupling can alter the transport properties of material media, producing
striking phenomena such as unidirectional amplification of waves, boundary modes, or self …

Exact expression for the propagating front velocity in nonlinear discrete systems under nonreciprocal coupling

D Pinto-Ramos - arxiv preprint arxiv:2411.15055, 2024 - arxiv.org
Nonlinear waves are a robust phenomenon observed in complex systems ranging from
mechanics to ecology. Fronts are fundamental due to their robustness against perturbations …

Non-reciprocal topological solitons

J Veenstra, O Gamayun, X Guo, A Sarvi… - arxiv preprint arxiv …, 2023 - arxiv.org
From protein motifs to black holes, topological solitons are pervasive nonlinear excitations
that are robust and that can be driven by external fields. So far, existing driving mechanisms …

Giant boundary layer induced by nonreciprocal coupling in discrete systems

D Pinto-Ramos, K Alfaro-Bittner, MG Clerc… - … in Nonlinear Science …, 2023 - Elsevier
Nonreciprocally coupled systems present rich dynamical behavior such as unidirectional
amplification, fronts, localized states, pattern formation, and chaotic dynamics. Fronts are …