Results 111 to 120 of about 48,699 (224)

Magnon‐Mediated Long‐Range Entanglement in a Spin‐1/2 Heisenberg Chain Coupled to Magnetic Skyrmions

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 2, February 2026.
Magnetic skyrmions generate via their stray magnetic fields, entanglement in a nearby interacting spin chain and control the transfer of information encoded in the spin excitations. ABSTRACT Magnetic skyrmionic stray fields are functionalizable to trigger, maintain, and steer quantum entanglement in a coupled chain of localized spins.
Marius Melz, Jamal Berakdar
wiley   +1 more source

Limited Influence of Pre‐Existing Tropical Cyclones on Subsequent Cyclogenesis in the Western North Pacific

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 2, 28 January 2026.
Abstract Previous studies suggest that a tropical cyclone (TC) may contribute to the genesis of another TC to its east or southeast in the western North Pacific (WNP) through Rossby wave dispersion. However, the influence of a pre‐existing TC (PTC) has not been fully clarified in realistic simulations.
Kosuke Ito, Kenji Yamauchi
wiley   +1 more source

Soliton propagation and polarisation mode-locking in birefringent optical fibres

open access: yes, 1993
Soliton propagation in polarization-preserving fibres is analysed. Based on the coupled nonlinear Schrodinger equations we derive an analytical approximation for such type of soliton propagation.
Afanasjev, V.V., Grudinin, A.B.
core  

Quantifying Suspended Sediment Dynamics Under Energetic Nonlinear Internal Waves of Depression

open access: yesGeophysical Research Letters, Volume 53, Issue 1, 16 January 2026.
Abstract While nonlinear internal wave (NLIW) trains are known to influence near‐sea bed suspended sediment dynamics, the mechanisms remain a topic of debate. We present near‐sea bed observations of suspended sediment concentration C $C$ and estimates of vertical sediment flux, at high vertical‐ and temporal‐resolution, during trains of NLIW of ...
W. C. Edge   +4 more
wiley   +1 more source

Geometrical representation and Hirota direct approach for multiple soliton solutions of nonlinear M-coupled fractional equations

open access: yesMathematical and Computer Modelling of Dynamical Systems
This paper introduces a novel analytical framework for deriving multiple soliton and singular soliton solutions to M-coupled fractional evolution equations.
Abaker A. Hassaballa   +4 more
doaj   +1 more source

Soliton Solutions for Quasilinear Schrödinger Equations [PDF]

open access: yesJournal of Applied Mathematics, 2013
Summary: By using a change of variables, we get new equations, whose respective associated functionals are well defined in \(H^1(\mathbb R^N)\) and satisfy the geometric hypotheses of the mountain pass theorem. Using this fact, we obtain a nontrivial solution.
openaire   +3 more sources

Variability of Particulate Organic Carbon Stock in the South China Sea With Reference to Profile Structures

open access: yesGeophysical Research Letters, Volume 53, Issue 1, 16 January 2026.
Abstract Accurate characterization of particulate organic carbon (POC) stock is essential for understanding regional biological pump processes, yet the roles of vertical structure and integration depth in regulating POC stock variability remain unclear in marginal seas. Using a performance‐evaluated 3D POC data set, we assessed POC stock changes in the
Teng Li   +9 more
wiley   +1 more source

Dynamical behavior of kink solitons in nonlinear Chaffee-Infante equations with chaotic and bifurcation analysis

open access: yesAin Shams Engineering Journal
The Chaffee-Infante Equations (CIEs) are modified types of reaction-diffusion equations which are frequently employed in research of phase transitions, pattern generation and nonlinear wave dynamics.
Zainab Alsheekhhussain   +5 more
doaj   +1 more source

Further quality analytical investigation on soliton solutions of some nonlinear PDEs with analyses: Bifurcation, sensitivity, and chaotic phenomena

open access: yesAlexandria Engineering Journal
In this investigation, the analytical behavior of two prominent nonlinear wave equations, namely the doubly dispersive equation (DDE) and the Ablowitz-Kaup-Newell-Segur equation (AKNSE), have been scrutinized. Bifurcation analysis, sensitivity as well as
M. Akher Chowdhury   +6 more
doaj   +1 more source

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