Results 81 to 90 of about 23,327 (208)

Alice-Bob Physics: Coherent Solutions of Nonlocal KdV Systems

open access: yes, 2017
In natural and social science, many events happened at different space-times may be closely correlated. Two events, $A$ (Alice) and $B$ (Bob) are defined correlated if one event is determined by another, say, $B=\hat{f}A$ for suitable $\hat{f}$ operators.
Huang, F., Lou, S. Y.
core   +1 more source

A Patient‐Specific 3D Printed Carotid Artery Model Integrating Vascular Structure, Flow, and Endothelium Responses

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 4, 26 January 2026.
This study introduces the first miniaturized, patient‐specific carotid artery model created via 3D printing using GelMA with embedded vascular cells. Combining CFD, PIV, and flow perfusion, the model replicates anatomically dependent hemodynamics and cellular responses.
Jorge A. Catano   +7 more
wiley   +1 more source

A simple and direct method for generating travelling wave solutions for nonlinear equations

open access: yes, 2007
We propose a simple and direct method for generating travelling wave solutions for nonlinear integrable equations. We illustrate how nontrivial solutions for the KdV, the mKdV and the Boussinesq equations can be obtained from simple solutions of linear ...
A. Silva   +27 more
core   +1 more source

Experimentation, Simulation & Analysis of Partial Shading Effect in Solar Modules

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 4-15, January 2026.
The Master module placed in a non‐shaded and camera view cleaning position, compensates for the loss in power due to partial shading of the slaves, improving the GMP. The enhanced PV voltage across the partially shaded arrangement reduces reverse bias conditions and thermal stress.
Valsala Kamala Devi   +2 more
wiley   +1 more source

A well-posedness result for an extended KdV equation

open access: yesPartial Differential Equations in Applied Mathematics
Among the most interesting things Russell discovered was there is a mathematical relation between the height of the wave, the depth of the wave when water at rest and the speed at which the wave travels.
M. Berjawi, T. El Arwadi, S. Israwi
doaj   +1 more source

Rational approximate symmetries of KdV equation [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2003
We construct one-parameter deformation of the Dorfman Hamiltonian operator for the Riemann hierarchy using the quasi-Miura transformation from topological field theory. In this way, one can get the approximately rational symmetries of KdV equation and then investigate its bi-Hamiltonian structure.
openaire   +3 more sources

Perceptions of primary and secondary school principals on the support, educational forms and methods of gifted students in Greece

open access: yesJournal of Research in Special Educational Needs, Volume 26, Issue 1, January 2026.
Abstract Principals' perceptions of the education of gifted students play an important role, as teachers are those who mainly influence gifted students. Since there are no studies concerning principals' views on primary and secondary education in Greece, it is crucial to investigate the factors influencing these students' education.
Eleftherios Dimitros   +6 more
wiley   +1 more source

Higher Order Modulation Equations for a Boussinesq Equation

open access: yes, 2002
In order to investigate corrections to the common KdV approximation to long waves, we derive modulation equations for the evolution of long wavelength initial data for a Boussinesq equation.
C. Eugene Wayne   +3 more
core   +2 more sources

An exponential-type integrator for the KdV equation

open access: yesNumerische Mathematik, 2016
We introduce an exponential-type time-integrator for the KdV equation and prove its first-order convergence in $H^1$ for initial data in $H^3$. Furthermore, we outline the generalization of the presented technique to a second-order method.
Hofmanová, M., Schratz, K.
openaire   +5 more sources

Modulation Equations Near the Eckhaus Boundary: The KdV Equation

open access: yesSIAM Journal on Mathematical Analysis, 2020
We are interested in the description of small modulations in time and space of wave-train solutions to the complex Ginzburg-Landau equation \begin{align*} \partial_T Ψ= (1+ i α) \partial_X^2 Ψ+ Ψ- (1+i β) Ψ|Ψ|^2, \end{align*} near the Eckhaus boundary, that is, when the wave train is near the threshold of its first instability.
Tobias Haas   +2 more
openaire   +4 more sources

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