113 citations · 428 across the 19 of their papers we have counts for
19 papers
Color symmetry breaking in a nonlinear optical microcavity
Luca O. Trinchão, Alekhya Ghosh, Arghadeep Pal +8
Spontaneous symmetry breaking leads to diverse phenomena across the natural sciences, from the Higgs mechanism in particle physics to superconductors and collective animal behavior…
Scattering Induced Mode Chirality in Ring Resonators
Haochen Yan, Xu Guo, Arghadeep Pal +15
Non-Hermitian physics can be used to break time reversal symmetry and is important for interactions in a wide range of systems, from active matter and neural networks to metamateri…
Vectorial Light in Fabry-Perot Resonators in the Normal Dispersion Regime
Graeme N. Campbell, Lewis Hill, Pascal Del Haye +1
The ranges of existence and stability of dark cavity-soliton stationary states in a Fabry-Perot resonator with a Kerr nonlinear medium, vectorial polarization components and normal…
Visualization of nonlinear optics in a microresonator
Hao Zhang, Haochen Yan, Alekhya Ghosh +10
A precise understanding of nonlinear optical phenomena in whispering gallery mode (WGM) microresonators is crucial for developing next-generation integrated photonic devices. Appli…
Exceptional, but Separate: Precursors to Spontaneous Symmetry Breaking
Lewis Hill, Julius T. Gohsrich, Alekhya Ghosh +3
Spontaneous symmetry breaking (SSB) and exceptional points (EPs) are often assumed to be inherently linked. Here we investigate the intricate relationship between SSB and specific…
Phase Symmetry Breaking of Counterpropagating Light in Microresonators for Switches and Logic Gates
Alekhya Ghosh, Arghadeep Pal, Shuangyou Zhang +3
The rapidly growing field of integrated photonics is enabling a large number of novel devices for optical data processing, neuromorphic computing and circuits for quantum photonics…
Linear and Nonlinear Coupling of Light in Twin-Resonators with Kerr Nonlinearity
Arghadeep Pal, Alekhya Ghosh, Shuangyou Zhang +6
Nonlinear effects in microresonators are efficient building blocks for all-optical computing and telecom systems. With the latest advances in microfabrication, coupled microresonat…
Frequency Comb Enhancement via the Self-Crystallization of Vectorial Cavity Solitons
Graeme Neil Campbell, Lewis Hill, Pascal Del'Haye +1
Long range interactions between dark vectorial temporal cavity solitons are induced though the spontaneous symmetry breaking of orthogonally polarized fields in ring resonators. Tu…
Controlled light distribution with coupled microresonator chains via Kerr symmetry breaking
Alekhya Ghosh, Arghadeep Pal, Lewis Hill +7
Within optical microresonators, the Kerr interaction of photons can lead to symmetry breaking of optical modes. In a ring resonator, this leads to the interesting effect that light…
Real-time imaging of standing-wave patterns in microresonators
Haochen Yan, Alekhya Ghosh, Arghadeep Pal +9
Real-time characterization of microresonator dynamics is important for many applications. In particular it is critical for near-field sensing and understanding light-matter interac…
Symmetry Broken Vectorial Kerr Frequency Combs from Fabry-Pérot Resonators
Lewis Hill, Eva-Maria Hirmer, Graeme Campbell +4
Optical frequency combs find many applications in metrology, frequency standards, communications and photonic devices. We consider field polarization properties and describe a vect…
Dark solitons in Fabry-Perot resonators with Kerr media and normal dispersion
Graeme Neil Campbell, Lewis Hill, Pascal Del'Haye +1
Ranges of existence and stability of dark cavity-soliton stationary states in a Fabry-Perot resonator with a Kerr nonlinear medium and normal dispersion are determined. The Fabry-P…
4-field symmetry breakings in twin-resonator photonic isomers
Alekhya Ghosh, Lewis Hill, Gian-Luca Oppo +1
Symmetry and symmetry breaking of light states play an important role in photonic integrated circuits and have recently attracted lots of research interest that is relevant to the…
4-Dimensional Symmetry Breaking of Light in Kerr Ring Resonators
Lewis Hill, Pascal Del Haye, Gian-Luca Oppo
Symmetry breaking of light states is of interest for the understanding of nonlinear optics, photonic circuits, telecom applications and optical pulse generation. Here we demonstrat…
A Kerr Polarization Controller
Niall Moroney, Leonardo Del Bino, Shuangyou Zhang +10
Kerr-effect-induced changes of the polarization state of light are well known in pulsed laser systems. An example is nonlinear polarization rotation, which is critical to the opera…
Spontaneous symmetry breaking of dissipative optical solitons in a two-component Kerr resonator
Gang Xu, Alexander Nielsen, Bruno Garbin +6
Dissipative solitons are self-localised structures that can persist indefinitely in "open" systems characterised by continual exchange of energy and/or matter with the environment.…
Self-switching Kerr oscillations of counter-propagating light in microresonators
Michael T. M. Woodley, Lewis Hill, Leonardo Del Bino +2
We report the experimental observation of oscillatory antiphase switching between counter-propagating light beams in Kerr ring microresonators, including the emergence of periodic…
Effects of self- and cross-phase modulation on the spontaneous symmetry breaking of light in ring resonators
Lewis Hill, Gian-Luca Oppo, Michael T. M. Woodley +1
We describe spontaneous symmetry breaking in the powers of two optical modes coupled into a ring resonator, using a pair of coupled Lorentzian equations, featuring tunable self- an…
Universal Symmetry Breaking Dynamics for the Kerr Interaction of Counter-Propagating Light in Dielectric Ring Resonators
Michael T. M. Woodley, Jonathan M. Silver, Lewis Hill +5
Spontaneous symmetry breaking is an important concept in many areas of physics. A fundamentally simple symmetry breaking mechanism in electrodynamics occurs between counter-propaga…