Isolas of localized structures and Raman–Kerr frequency combs in micro-structured resonators
We theoretically investigate the combined impact of the Kerr and stimulated Raman
scattering effect on the formation of localized structures and frequency comb generation. We …
scattering effect on the formation of localized structures and frequency comb generation. We …
Effect of Cherenkov radiation on localized-state interaction
We study theoretically the interaction of temporal localized states in all fiber cavities and
microresonator-based optical frequency comb generators. We show that Cherenkov …
microresonator-based optical frequency comb generators. We show that Cherenkov …
Faraday kinks connecting parametric waves in magnetic wires
Kinks are domain walls connecting symmetric equilibria and emerge in several branches of
science. Here, we report topological kinks connecting Faraday-type waves in a magnetic …
science. Here, we report topological kinks connecting Faraday-type waves in a magnetic …
Localized structures and spatiotemporal chaos: comparison between the driven damped sine-Gordon and the Lugiato-Lefever model
Driven damped coupled oscillators exhibit complex spatiotemporal dynamics. An archetype
model is the driven damped sine-Gordon equation, which can describe several physical …
model is the driven damped sine-Gordon equation, which can describe several physical …
Voltage-driven multistability and chaos in magnetic films
S Contreras-Celada, MG Clerc, S Coulibaly… - Journal of Magnetism …, 2022 - Elsevier
The control of magnetization dynamics has allowed numerous technological applications.
Magnetization dynamics can be excited by, eg, alternating magnetic fields, charge and spin …
Magnetization dynamics can be excited by, eg, alternating magnetic fields, charge and spin …
Magnetic chimeras in voltage-driven nano-oscillators
S Contreras-Celada, RG Rojas, S Coulibaly… - … in Nonlinear Science …, 2024 - Elsevier
The emergence of spatiotemporal coherence is ubiquitous in nature. Intriguingly, in systems
with uniform energy injection and dissipation mechanisms, coherent regions can be …
with uniform energy injection and dissipation mechanisms, coherent regions can be …
Distinctive roles of hysteresis, amplitude death and oscillation death in generating fast-slow phenomena in parametrically and externally excited systems
J Xiao, Z Chen, Q Bi, Y Zou, S Guan - Chaos, Solitons & Fractals, 2021 - Elsevier
Fast-slow phenomena are often referred to as time series showing clearly separated time
scales of alternations between consecutive high-frequency large-amplitude oscillations and …
scales of alternations between consecutive high-frequency large-amplitude oscillations and …
Dissipative magnetic breathers induced by time-modulated voltages
During the last years, there has been a growing interest in the coupling between voltages
and the magnetization of insulating nanostructures. Applied voltages can change the …
and the magnetization of insulating nanostructures. Applied voltages can change the …
Self-organization in the one-dimensional Landau–Lifshitz–Gilbert–Slonczewski equation with non-uniform anisotropy fields
MA García-Ñustes, FR Humire, AO Leon - Communications in Nonlinear …, 2021 - Elsevier
In magnetic films driven by spin-polarized currents, the perpendicular-to-plane anisotropy is
equivalent to breaking the time translation symmetry, ie, to a parametric pumping. In this …
equivalent to breaking the time translation symmetry, ie, to a parametric pumping. In this …
Stability of bubble-like fluxons in disk-shaped Josephson junctions in the presence of a coaxial dipole current
AG Castro-Montes, JF Marín… - … Journal of Nonlinear …, 2020 - pubs.aip.org
We investigate analytically and numerically the stability of bubble-like fluxons in disk-shaped
heterogeneous Josephson junctions. Using ring solitons as a model of bubble fluxons in the …
heterogeneous Josephson junctions. Using ring solitons as a model of bubble fluxons in the …