Results 71 to 80 of about 544,293 (332)

The dynamical study of fractional complex coupled maccari system in nonlinear optics via two analytical approaches

open access: yesResults in Physics, 2023
In this work, the modified auxiliary equation method (MAEM) and the Riccati–Bernoulli sub-ODE method (RBM) are used to investigate the soliton solutions of the fractional complex coupled maccari system (FCCMS).
Haiqa Ehsan   +4 more
doaj   +1 more source

An analysis of two-layered flows in pipelines : a thesis presented in partial fulfillment of the requirements for the degree of Master of Science in Mathematics at Massey University, [PDF]

open access: yes, 2003
CD is unreadableIn this thesis, we consider the two-layered fluid flow problem in a circular pipeline. The justification of the model we shall employ, namely the stratified flow model will be discussed.
Ee, Bernard
core  

Travelling waves and conservation laws for highly nonlinear wave equations modelling Hertz chains

open access: yes, 2017
A highly nonlinear, fourth-order wave equation that models the continuum theory of long wavelength pulses in weakly compressed, discrete, homogeneous chains with a general power-law contact interaction is studied.
Anco, Stephen C., Przedborski, Michelle
core   +1 more source

Travelling wave solutions of the perturbed mKdV equation that represent traffic congestion [PDF]

open access: yes, 2018
A well-known optimal velocity (OV) model describes vehicle motion along a single lane road, which reduces to a perturbed modified Korteweg-de Vries (mKdV) equation within the unstable regime.
Bando   +23 more
core   +2 more sources

Adaptive Hydrogels With Spatiotemporal Stiffening Using pH‐Modulating Enzymes

open access: yesAdvanced Functional Materials, EarlyView.
The chemomechanical coupling in an adaptive hydrogel is studied to further the development of adaptive hydrogels. This coupling is achieved by embedding a pH‐modulating enzyme in a pH‐responsive hydrogel. The enzymatic reaction can be triggered locally, which generates a pH‐decreasing wave throughout the system, increasing the crosslinking density and ...
Natascha Gray   +3 more
wiley   +1 more source

New soliton wave solutions of a (2 + 1)-dimensional Sawada-Kotera equation

open access: yesJournal of Ocean Engineering and Science, 2023
In this work, we studied a (2 + 1)-dimensional Sawada-Kotera equation (SKE). This model depicts nonlinear wave processes in shallow water, fluid dynamics, ion-acoustic waves in plasmas and other phenomena.
Kong Debin   +5 more
doaj   +1 more source

An optimal path to transition in a duct [PDF]

open access: yes, 2009
This paper is concerned with the transition of the laminar flow in a duct of square cross-section. Like in the similar case of the pipe flow, the motion is linearly stable for all Reynolds numbers, rendering this flow a suitable candidate for a study of ...
Biau, Damien, Bottaro, Alessandro
core   +4 more sources

Light‐Actuated Fiber‐Climbing Inchworm Robot Toward Endoluminal Navigation

open access: yesAdvanced Functional Materials, EarlyView.
A kirigami‐inspired soft inchworm robot harnesses optical energy from a customized side‐emitting optical fiber, guaranteeing its propulsion along the fiber body. The wavelength‐selective responsiveness of dye‐functionalized liquid crystal elastomers and the application of temporal illumination patterns enable sequential control of robot components. The
Antonio Lobosco   +6 more
wiley   +1 more source

Travelling wave solutions for the Painleve-integrable coupled KdV equations

open access: yesElectronic Journal of Differential Equations, 2008
We study the travelling wave solutions for a system of coupled KdV equations derived by Lou et al [11]. In that paper, they found 5 types of Painleve integrable systems for the coupled KdV system.
Xiao-Biao Lin, Jibin Li
doaj  

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