Soliton ≈ Soliton
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Microresonator soliton dual-comb spectroscopy Open
Shrinking spectrometers Dual-comb spectroscopy is a powerful technique that uses the interference of two closely related combs to map spectroscopic features directly into a frequency domain that can be read by electronics. Suh et al. devel…
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Photonic chip–based optical frequency comb using soliton Cherenkov radiation Open
Timing on a chip Laser-induced optical frequency combs allow precision measurements and affect a broad range of technologies. Brasch et al. generated optical frequency combs on an optical chip (see the Perspective by Akhmediev and Devine).…
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Real-Time Observation of the Buildup of Soliton Molecules Open
Real-time spectroscopy access to ultrafast fiber lasers opens new opportunities for exploring complex soliton interaction dynamics. Here, we have reported the first observation, to the best of our knowledge, of the entire buildup process o…
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Real-Time Observation of Internal Motion within Ultrafast Dissipative Optical Soliton Molecules Open
Real-time access to the internal ultrafast dynamics of complex dissipative optical systems opens new explorations of pulse-pulse interactions and dynamic patterns. We present the first direct experimental evidence of the internal motion of…
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Bright Soliton to Quantum Droplet Transition in a Mixture of Bose-Einstein Condensates Open
Attractive Bose-Einstein condensates can host two types of macroscopic self-bound states: bright solitons and quantum droplets. Here, we investigate the connection between them with a Bose-Bose mixture confined in an optical waveguide. We …
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Thermally controlled comb generation and soliton modelocking in microresonators Open
We report, to the best of our knowledge, the first demonstration of thermally controlled soliton mode-locked frequency comb generation in microresonators. By controlling the electric current through heaters integrated with silicon nitride …
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Self-starting bi-chromatic LiNbO<sub>3</sub> soliton microcomb Open
For its many useful properties, including second and third-order optical nonlinearity as well as electro-optic control, lithium niobate is considered an important potential microcomb material. Here, a soliton microcomb is demonstrated in a…
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Soliton bursts and deterministic dissipative Kerr soliton generation in auxiliary-assisted microcavities Open
Dissipative Kerr solitons in resonant frequency combs offer a promising route for ultrafast mode-locking, precision spectroscopy and time-frequency standards. The dynamics for the dissipative soliton generation, however, are intrinsically …
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Edge Solitons in Nonlinear-Photonic Topological Insulators Open
We show theoretically that a photonic topological insulator can support edge solitons that are strongly self-localized and propagate unidirectionally along the lattice edge. The photonic topological insulator consists of a Floquet lattice …
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Photonic RF and Microwave Integrator Based on a Transversal Filter With Soliton Crystal Microcombs Open
We demonstrate a photonic RF integrator based on an integrated soliton crystal micro-comb source. By multicasting and progressively delaying the input RF signal using a transversal structure, the input RF signal is integrated discretely. U…
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Sub-200 fs soliton mode-locked fiber laser based on bismuthene saturable absorber Open
Few-layer bismuthene is an emerging two-dimensional material in the fields of physics, chemistry, and material science. However, its nonlinear optical property and the related photonics device have been seldom studied so far. Here, we demo…
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Breathing dissipative solitons in mode-locked fiber lasers Open
Oscillating dissipative solitons and their bound states are captured in ultrafast lasers using real-time measurement techniques.
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Octave-spanning dissipative Kerr soliton frequency combs in Si_3N_4 microresonators Open
Octave-spanning, self-referenced frequency combs are applied in diverse fields ranging from precision metrology to astrophysical spectrometer calibration. The octave-spanning optical bandwidth is typically generated through non-linear spec…
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Robust soliton crystals in a thermally controlled microresonator Open
We demonstrate robust soliton crystals generation with a fixed frequency pump laser through a thermoelectric-cooler-based thermal-tuning approach in a butterfly-packaged complementary-metal-oxide-semiconductor-compatible microresonator. Va…
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Soliton Gases and Generalized Hydrodynamics Open
We show that the equations of generalized hydrodynamics (GHD), a hydrodynamic theory for integrable quantum systems at the Euler scale, emerge in full generality in a family of classical gases, which generalize the gas of hard rods. In thi…
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Raman Self-Frequency Shift of Dissipative Kerr Solitons in an Optical Microresonator Open
The formation of temporal dissipative Kerr solitons in microresonators driven by a continuous-wave laser enables the generation of coherent, broadband, and spectrally smooth optical frequency combs as well as femtosecond pulse sources with…
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Soliton solutions to the Boussinesq equation through sine-Gordon method and Kudryashov method Open
The Boussinesq equation simulates weakly nonlinear and long wave approximation that can be used in water waves, coastal engineering, and numerical models for water wave simulation in harbors and shallow seas. In this article, the sine-Gord…
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Control and manipulation of a magnetic skyrmionium in nanostructures Open
A magnetic skyrmionium is a nontopological soliton, which has a doughnut-like\nout-of-plane spin texture in thin films, and can be phenomenologically viewed\nas a coalition of two topological magnetic skyrmions with opposite topological\nn…
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Sub-milliwatt-level microresonator solitons with extended access range using an auxiliary laser Open
The recent demonstration of dissipative Kerr solitons in microresonators has\nopened a new pathway for the generation of ultrashort pulses and low-noise\nfrequency combs with gigahertz to terahertz repetition rates, enabling\napplications …
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Revealing the Transition Dynamics from Switching to Mode Locking in a Soliton Laser Open
Q switching (QS) and mode locking (ML) are the two main techniques enabling generation of ultrashort pulses. Here, we report the first observation of pulse evolution and dynamics in the QS-ML transition stage, where the ML soliton formatio…
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Vector soliton fiber laser passively mode locked by few layer black phosphorus-based optical saturable absorber Open
We report on the optical saturable absorption of few-layer black phosphorus nanoflakes and demonstrate its application for the generation of vector solitons in an erbium-doped fiber laser. By incorporating the black phosphorus nanoflakes-b…
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Integral order photonic RF signal processors based on a soliton crystal micro-comb source Open
Soliton crystal micro-combs are powerful tools as sources of multiple wavelength channels for radio frequency (RF) signal processing. They offer a compact device footprint, a large number of wavelengths, very high versatility, and wide Nyq…
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Thermal and Nonlinear Dissipative-Soliton Dynamics in Kerr-Microresonator Frequency Combs Open
We explore the dynamical response of dissipative Kerr solitons to changes in pump power and detuning and show how thermal and nonlinear processes couple these parameters to the frequency-comb degrees of freedom. Our experiments are enabled…
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Mode-locked mid-infrared frequency combs in a silicon microresonator Open
Mid-infrared (mid-IR) frequency combs have broad applications in molecular spectroscopy and chemical/biological sensing. Recently developed microresonator-based combs in this wavelength regime could enable portable and robust devices using…
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Study on Date–Jimbo–Kashiwara–Miwa Equation with Conformable Derivative Dependent on Time Parameter to Find the Exact Dynamic Wave Solutions Open
In this article, we construct the exact dynamical wave solutions to the Date–Jimbo–Kashiwara–Miwa equation with conformable derivative by using an efficient and well-established approach, namely: the two-variable G’/G, 1/G-expansion method…
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Tellurene-based saturable absorber to demonstrate large-energy dissipative soliton and noise-like pulse generations Open
Two-dimensional layered monoelemental materials (Xenes) with excellent optoelectronic properties have various property-related applications, such as energy, biomedicine, and optoelectronic devices. Xenes also show excellent performance in …
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Soliton molecules and asymmetric solitons in three fifth order systems via velocity resonance Open
Soliton molecules can be formed in some possible mechanisms both theoretically and experimentally. In this paper, we introduce a new mechanism, namely the velocity resonant, to find soliton molecules. Under the velocity resonance mechanism…
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Fully integrated ultra-low power Kerr comb generation Open
Optical frequency combs are broadband sources that offer mutually-coherent, equidistant spectral lines with unprecedented precision in frequency and timing for an array of applications. Kerr frequency combs in microresonators require a sin…
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Complex solitons in the conformable (2+1)-dimensional Ablowitz-Kaup-Newell-Segur equation Open
In this paper, we study on the conformable (2+1)-dimensional Ablowitz-KaupNewell-Segur equation in order to show the existence of complex combined dark-bright soliton solutions. To this purpose an effective method which is the sine-Gordon …
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Real-time observation of dissipative soliton formation in nonlinear polarization rotation mode-locked fibre lasers Open
Formation of coherent structures and patterns from unstable uniform state or noise is a fundamental physical phenomenon that occurs in various areas of science ranging from biology to astrophysics. Understanding of the underlying mechanism…