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Article
Switching, explosion, and chaos of multi-wavelength soliton states in ultrafast fiber lasers
Because of the complexity and difficulty of realizing a multi-wavelength soliton state, reports on its internal dynamic characteristics are scarce. In this study, the switching and periodic soliton explosion p...
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Article
Nondegenerate soliton dynamics of nonlocal nonlinear Schrödinger equation
We obtain the nondegenerate one- and two-soliton solutions of the nonlocal nonlinear Schrödinger equation by using the nonstandard Hirota method. This unconventional method is used to bilinearize the nonlocal ...
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Article
Prediction and dynamical evolution of multipole soliton families in fractional Schrödinger equation with the PT-symmetric potential and saturable nonlinearity
The first good prediction of the multipole soliton solution for the non-integrable equation, i.e., the saturable nonlinear Schrödinger equation under the PT-symmetric potential, is achieved using the physical ...
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Article
Data-driven femtosecond optical soliton excitations and parameters discovery of the high-order NLSE using the PINN
We use the physics-informed neural network to solve a variety of femtosecond optical soliton solutions of the high-order nonlinear Schrödinger equation, including one-soliton solution, two-soliton solution, ro...
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Article
Coupled spatial periodic waves and solitons in the photovoltaic photorefractive crystals
The evolution of spatial solitons in the photovoltaic photorefractive crystal can be governed by the specific coupled nonlinear Schrödinger equations. Under the photovoltaic field with the external bias field,...
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Article
Managements of scalar and vector rogue waves in a partially nonlocal nonlinear medium with linear and harmonic potentials
We consider a ( \(2+1\) 2 + 1 )-dimensional nonautonomous-coupled nonlinear Schrödinger equation, which includes the partially nonlocal nonlinearity under linear and harmonic potentials. Via a projecting expr...
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Article
Three-dimensional optical solitons formed by the balance between different-order nonlinearities and high-order dispersion/diffraction in parity-time symmetric potentials
Under parity-time symmetric potentials, different-order nonlinearities such as cubic, quintic and septimal nonlinearities, altogether with their combinations and second-order and fourth-order dispersions/diffr...
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Article
Rotating vortex-like soliton in a whispering gallery mode microresonator
The vortex soliton has gained interest in recent years due to its intriguing potential applications in optical data storage, data processing and other areas. In this work an extensive analysis of characteristi...
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Article
Dynamics of nonlocal and localized spatiotemporal solitons for a partially nonlocal nonlinear Schrödinger equation
A (3 + 1)-dimensional partially nonlocal nonlinear Schrödinger equation with variable coefficients is considered, and two kinds of reduction are presented. Based on these transformations, via Darboux transform...
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Article
Reconstruction of stability for Gaussian spatial solitons in quintic–septimal nonlinear materials under \({{\varvec{\mathcal {P}}}}{\varvec{\mathcal {T}}}\) -symmetric potentials
Gaussian spatial soliton solutions of both the constant-coefficient and variable-coefficient (2 + 1)-dimensional nonlinear Schrödinger equations in quintic–septimal nonlinear materials with different diffracti...
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Article
Chirped bright and dark solitons of (3 + 1)-dimensional coupled nonlinear Schrödinger equations in negative-index metamaterials with both electric and magnetic nonlinearity of Kerr type
The (3 + 1)-dimensional generalized coupled nonlinear Schrödinger equation with electric and magnetic nonlinearities of Kerr type and self-steepening effects is studied, and bright and dark soliton solutions a...
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Article
Exact vector multipole and vortex solitons in the media with spatially modulated cubic–quintic nonlinearity
A (2+1)-dimensional N-coupled nonlinear Schrödinger equation with spatially modulated cubic–quintic nonlinearity and transverse modulation is studied, and vector multipole and vortex soliton solutions are analyti...
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Article
Recurrence behavior for controllable excitation of rogue waves in a two-dimensional \(\varvec{\mathcal {PT}}\) -symmetric coupler
A (2 + 1)-dimensional variable-coefficient coupled nonlinear Schrödinger equation with different diffractions in parity-time symmetric coupler is studied, and exact solutions in the form of two-component Pereg...
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Article
Dynamics of light bullets in inhomogeneous cubic-quintic-septimal nonlinear media with \({\varvec{{\mathcal {PT}}}}\) -symmetric potentials
A (3+1)-dimensional nonlinear Schrödinger equation with variable-coefficient dispersion/diffraction and cubic-quintic-septimal nonlinearities is studied, two families of analytical light bullet solutions with ...
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Article
Rogue wave and combined breather with repeatedly excited behaviors in the dispersion/diffraction decreasing medium
A (3+1)-dimensional coupled nonlinear Schrödinger equation with different inhomogeneous diffractions and dispersion is investigated, and rogue wave and combined breather solutions are constructed. Different di...
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Article
FkbN and Tcs7 are pathway-specific regulators of the FK506 biosynthetic gene cluster in Streptomyces tsukubaensis L19
FK506 (tacrolimus), which is produced by many Streptomyces strains, is clinically used as an immunosuppressive agent and for treatment of inflammatory skin diseases. Here, we identified that the FK506 biosyntheti...
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Article
Vector combined and crossing Kuznetsov–Ma solitons in \(\mathcal {PT}\) -symmetric coupled waveguides
A variable-coefficient coupled nonlinear Schrödinger equation with balanced gain and loss is studied, and two kinds of analytical Kuznetsov–Ma soliton solutions including combined Kuznetsov–Ma soliton solution...
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Article
Open AccessCharacterization of Discrete Phosphopantetheinyl Transferases in Streptomyces tsukubaensis L19 Unveils a Complicate Phosphopantetheinylation Network
Phosphopantetheinyl transferases (PPTases) play essential roles in both primary metabolisms and secondary metabolisms via post-translational modification of acyl carrier proteins (ACPs) and peptidyl carrier pr...
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Article
Control and management of the combined Peregrine soliton and Akhmediev breathers in \({\mathcal {PT}}\) -symmetric coupled waveguides
The coupled nonlinear Schrödinger equation in parity-time-symmetric coupled waveguides with variable coefficients is studied, and exact combined Peregrine soliton and Akhmediev breather solution is derived. Ba...
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Article
Spatiotemporal localizations in \((3+1)\) -dimensional \({{\mathcal {PT}}}\) -symmetric and strongly nonlocal nonlinear media
A \((3+1)\) ( 3 ...
