Explanipedia

Polarization Faticons: Chiral Localized Structures in Self-Defocusing Kerr Resonators Open

NULL AUTHOR_ID, Gang Xu, Pengxiang Wang, Gian‐Luca Oppo, Lewis Webb Hill , et al. · 2025

We report on numerical predictions and experimental observations of a novel type of temporal localized dissipative structures that manifest themselves in the self-defocusing regime of driven nonlinear optical resonators with two polarizati…

Toward visible ultrafast imaging with a synchronously pumped switching wave Kerr frequency comb Open

Yiqing Xu, Stéphane Coen, Miro Erkintalo, Stuart G. Murdoch · 2025

The pursuit of real-time, high-resolution imaging at visible wavelength has long been hampered by the limitations of traditional laser sources. Existing visible ultrafast lasers often suffer from limited repetition rates, or complex pulse …

Coherent Ising Machine Based on Polarization Symmetry Breaking in a Driven Kerr Resonator Open

Liam Quinn, Yiqing Xu, Julien Fatome, Gian‐Luca Oppo, Stuart G. Murdoch , et al. · 2024

Time-multiplexed networks of degenerate optical parametric oscillators have demonstrated remarkable success in simulating coupled Ising spins, thus providing a promising route to solving complex combinatorial optimization problems. In thes…

Continuous wave driving elucidates the desynchronisation dynamics of ultrashort dissipative Raman solitons generated in dispersive Kerr resonators Open

Zongda Li, Yiqing Xu, Stéphane Coen, Stuart G. Murdoch, Miro Erkintalo · 2024

Phase-coherent pulsed driving of passive optical fiber resonators enable the generation of ultrashort dissipative Raman solitons with durations well below 100~fs. The existence and characteristics of such solitons critically depends on the…

Nonlinear topological symmetry protection in a dissipative system Open

Stéphane Coen, Bruno Garbin, Gang Xu, Liam Quinn, Nathan Goldman , et al. · 2024

We investigate experimentally and theoretically a system ruled by an intricate interplay between topology, nonlinearity, and spontaneous symmetry breaking. The experiment is based on a two-mode coherently-driven optical resonator where pho…

Topological Features of Bright Vector Solitons in Ring Resonators with Normal Dispersion Open

Erwan Lucas, Lewis Hill, Gang Xu, Gian‐Luca Oppo, Yiqing Xu , et al. · 2024

Experiments and simulations of unusual bright vector solitons in Kerr ring resonators with normal dispersion displaying a phase defect with a phase jump of π in one of the linear polarization components are presented.

Kerr microresonator dual-comb source with adjustable line-spacing Open

Pierce C. Qureshi, Vincent Ng, Farhan Azeem, Luke S. Trainor, Harald G. L. Schwefel , et al. · 2023

Optical microresonators offer a highly-attractive new platform for the generation of optical frequency combs. Recently, several groups have been able to demonstrate the generation of dual-frequency combs in a single microresonator driven b…

Temporal manipulation of period-2 polarization domain wall solitons in a nonlinear fiber Kerr resonator Open

Julien Fatome, Nicolas Berti, Bertrand Kibler, Gang Xu, Stuart G. Murdoch , et al. · 2023

Random number generation using spontaneous symmetry breaking in a Kerr resonator Open

Liam Quinn, Gang Xu, Yiqing Xu, Zongda Li, Julien Fatome , et al. · 2023

We experimentally demonstrate an all-optical random number generator based on spontaneous symmetry breaking in a coherently-driven Kerr resonator. Random bit sequences are generated by repeatedly tuning a control parameter across a symmetr…

Nonlinear topological symmetry protection in a dissipative system Open

Stéphane Coen, Bruno Garbin, M. Colomer, Nathan Goldman, Gian‐Luca Oppo , et al. · 2023

We report an experimental and theoretical investigation of a system whose dynamics is dominated by an intricate interplay between three key concepts of modern physics: topology, nonlinearity, and spontaneous symmetry breaking. The experime…

Wideband multimode optical parametric oscillation in a Kerr microresonator Open

Vincent Ng, Farhan Azeem, Luke S. Trainor, Harald G. L. Schwefel, Stéphane Coen , et al. · 2023

Parametric oscillation in Kerr microresonators provides an attractive pathway for the generation of new optical frequencies in a low-power, small-footprint device. The frequency shift of the newly generated parametric sidebands is set by t…

Ultrashort dissipative Raman solitons in Kerr resonators driven with phase-coherent optical pulses Open

Zongda Li, Yiqing Xu, Sophie S. Shamailov, Xiaoxiao Wen, Wenlong Wang , et al. · 2022

External driving of passive, nonlinear optical resonators has emerged over the past decade as a novel route for the generation of ultrashort optical pulses and corresponding broadband frequency combs. Whilst the pulse formation dynamics in…

Dynamics of temporal Kerr cavity solitons in the presence of rapid parameter inhomogeneities: from bichromatic driving to third-order dispersion Open

Caleb Todd, Zongda Li, Stéphane Coen, Stuart G. Murdoch, Gian‐Luca Oppo , et al. · 2022

Temporal Kerr cavity solitons are pulses of light that can persist in coherently-driven, dispersive resonators with Kerr-type nonlinearity. It is widely accepted that such solitons react to parameter inhomogeneities by experiencing a tempo…

Soliton linear-wave scattering in a Kerr microresonator Open

Pierce C. Qureshi, Vincent Ng, Farhan Azeem, Luke S. Trainor, Harald G. L. Schwefel , et al. · 2022

The nonlinear scattering of a linear optical wave from a conservative soliton has been widely studied in optical fibers as a mechanism for nonlinear frequency conversion. Here we extend this analysis to consider the scattering of an extern…

Observations of existence and instability dynamics of near-zero-dispersion temporal Kerr cavity solitons Open

Zongda Li, Yiqing Xu, Caleb Todd, Gang Xu, Stéphane Coen , et al. · 2021

Dissipative Kerr cavity solitons (CSs) are persisting pulses of light that manifest themselves in driven optical resonators and that have attracted significant attention over the last decade. Whilst the vast majority of studies have revolv…

Soliton linear-wave scattering in a Kerr microresonator Open

Pierce C. Qureshi, Vincent Ng, Farhan Azeem, Luke S. Trainor, Harald G. L. Schwefel , et al. · 2021

The nonlinear scattering of a linear optical wave from a conservative soliton has been widely studied in optical fibers as a mechanism for nonlinear frequency conversion. Here we extend this analysis to consider the scattering of an extern…

Dual-microcomb generation in a synchronously driven waveguide ring resonator Open

Yiqing Xu, Miro Erkintalo, Yi Lin, Stéphane Coen, Huilian Ma , et al. · 2021

Microcombs—optical frequency combs generated in coherently driven nonlinear microresonators—have attracted significant attention over the last decade. The ability to generate two such combs in a single resonator device has, in particular, …

Dual-microcomb generation in a synchronously-driven waveguide ring resonator Open

Yiqing Xu, Miro Erkintalo, Yi Lin, Stéphane Coen, Huilian Ma , et al. · 2021

Microcombs -- optical frequency combs generated in coherently-driven nonlinear microresonators -- have attracted significant attention over the last decade. The ability to generate two such combs in a single resonator device has in particu…

Observations of Existence and Instability Dynamics of Near-Zero-Dispersion Temporal Kerr Cavity Solitons Open

Zongda Li, Yiqing Xu, Caleb Todd, Gang Xu, Stéphane Coen , et al. · 2021

Dissipative Kerr cavity solitons (CSs) are persisting pulses of light that manifest themselves in driven optical resonators and that have attracted significant attention over the last decade. Whilst the vast majority of studies have revolv…

Self-symmetrization of symmetry-breaking dynamics in passive Kerr resonators Open

Julien Fatome, Gang Xu, Bruno Garbin, Nicolas Berti, Gian‐Luca Oppo , et al. · 2021

The realization of spontaneous symmetry breaking (SSB) requires a system that exhibits a near perfect symmetry. SSB manifests itself through a pitchfork bifurcation, but that bifurcation is fragile, and perturbed by any asymmetry or imperf…

Phase and intensity control of dissipative Kerr cavity solitons Open

Miro Erkintalo, Stuart G. Murdoch, Stéphane Coen · 2021

Dissipative Kerr cavity solitons are pulses of light that can persist in coherently driven nonlinear optical resonators. They have attracted significant attention over the past decade due to their rich nonlinear dynamics and key role in th…

Dissipative Polarization Domain Walls in a Passive Coherently Driven Kerr Resonator Open

Bruno Garbin, Julien Fatome, Gian‐Luca Oppo, Miro Erkintalo, Stuart G. Murdoch , et al. · 2021

Using a passive, coherently driven nonlinear optical fiber ring resonator, we report the experimental realization of dissipative polarization domain walls. The domain walls arise through a symmetry breaking bifurcation and consist of tempo…

Phase and Intensity Control of Dissipative Kerr Cavity Solitons Open

Miro Erkintalo, Stuart G. Murdoch, Stéphane Coen · 2020

Dissipative Kerr cavity solitons are pulses of light that can persist in coherently driven nonlinear optical resonators. They have attracted significant attention over the past decade due to their rich nonlinear dynamics and key role in th…

Harmonic and rational harmonic driving of microresonator soliton frequency combs: publisher’s note Open

Yiqing Xu, Yi Lin, Alexander U. Nielsen, Ian Hendry, Stéphane Coen , et al. · 2020

This publisher’s note announces a typographical correction in the author listing of Optica 7 , 940 ( 2020 ) OPTIC8 2334-2536 10.1364/OPTICA.392571 .

Polarization modulation instability in a nonlinear fiber Kerr resonator Open

Julien Fatome, Bertrand Kibler, François Léo, A. Bendahmane, Gian‐Luca Oppo , et al. · 2020

We report on the experimental and numerical observation of polarization modulation instability (PMI) in a nonlinear fiber Kerr resonator. This phenomenon is phased-matched through the relative phase detuning between the intracavity fields …

Harmonic and rational harmonic driving of microresonator soliton frequency combs Open

Yiqing Xu, Yi Lin, Alexander U. Nielsen, Ian Hendry, Stéphane Coen , et al. · 2020

With demonstrated applications ranging from metrology to telecommunications, soliton microresonator frequency combs have emerged over the past decade as a remarkable new technology. However, standard implementations allow only for the gene…

Asymmetric balance in symmetry breaking Open

Bruno Garbin, Julien Fatome, Gian‐Luca Oppo, Miro Erkintalo, Stuart G. Murdoch , et al. · 2020

International audience

Harmonic and rational harmonic driving of microresonator soliton frequency combs Open

Yiqing Xu, Yi Lin, Alexander U. Nielsen, Ian Hendry, Stéphane Coen , et al. · 2020

With demonstrated applications ranging from metrology to telecommunications, soliton microresonator frequency combs have emerged over the past decade as a remarkable new technology. However, standard implementations only allow for the gene…

Supplementary document for Experimental observations of bright dissipative Kerr cavity solitons and their collapsed snaking in a driven resonator with normal dispersion - 4759723.pdf Open

Zongda Li, Yiqing Xu, Stéphane Coen, Stuart G. Murdoch, Miro Erkintalo · 2020

Supplementary document

Broadly tunable light sources using four-wave mixing in magnesium fluouride microresonators Open

Vincent Ng, Noel Lito B. Sayson, Luke S. Trainor, Harald G. L. Schwefel, Stéphane Coen , et al. · 2019

Through their small modal volumes and ultra-high finesse, optical microresonators are capable of exhibiting rich nonlinear behaviour, driven by pump powers in the milliwatt range. Microresonators with Kerr type non-linearities have been th…

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