Results 51 to 60 of about 6,386,161 (167)

Dynamics and optical solitons in polarization-preserving fibers for the cubic–quartic complex Ginzburg–Landau equation with quadratic–cubic law nonlinearity

open access: yesResults in Physics, 2023
In this paper, the cubic–quartic complex Ginzburg–Landau (CGL) equation is investigated by using the trial function method. The traveling wave hypothesis is applied to convert the CGL equation to an ordinary differential equation (ODE), which is ...
Chen Peng, Zhao Li
doaj   +1 more source

Unified Phase‐Field Framework for Antiferroelectric, Ferroelectric and Dielectric Phases: Application to HZO Thin Films

open access: yesAdvanced Functional Materials, Volume 36, Issue 77, 24 September 2026.
HfxZr1−xO2${\rm Hf}_x{\rm Zr}_{1-x}{\rm O}_2$ offers CMOS‐compatible nanoscale ferroelectricity yet suffers from a high Ec${\rm E}_c$ demanding large operating voltages. A unified phase‐field framework spanning AFE/FE/DE phases shows how FE grains soften neighboring AFE grains over λ$\lambda$ ≈$\approx$ 22–37 nm.
P. Pankaj   +4 more
wiley   +1 more source

Strain‐Adaptive Dielectric Metamaterials via Bioinspired “Ligament‐Bone” Architecture for Ultrahigh‐Energy Capacitive Storage

open access: yesAdvanced Science, Volume 13, Issue 52, 18 September 2026.
A bioinspired strain‐adaptive ligament‐bone architecture achieves record‐high energy density of 26.1 J cm−3 and 90% efficiency at 600 MV m−1, coupled with a Young's modulus of 2.13 GPa. ABSTRACT Polymer dielectrics for capacitive energy storage face fundamental trade‐offs between breakdown strength, energy density, efficiency, and mechanical robustness.
Jian Wang   +6 more
wiley   +1 more source

Quantized vortex dynamics of the complex Ginzburg-Landau equation on torus [PDF]

open access: yes, 2023
We derive rigorously the reduced dynamical laws for quantized vortex dynamics of the complex Ginzburg-Landau equation on torus when the core size of vortex $\varepsilon\to 0$.
Zhu, Yongxing
core   +1 more source

Unlocking Ferroelectricity in Hafnia: From Phase Origins to Device Integration

open access: yesInterdisciplinary Materials, Volume 5, Issue 5, Page 749-771, September 2026.
This review provides a systematic overview of the critical factors for inducing ferroelectricity in hafnia‐based systems, covering multiple dimensions such as physical origin mechanisms, materials research, integration strategies, and emerging application areas.
Jiangzhen Niu   +10 more
wiley   +1 more source

Nonequilibrium dynamics in the complex Ginzburg-Landau equation [PDF]

open access: yes, 2001
Results from a comprehensive analytical and numerical study of nonequilibrium dynamics in the two-dimensional complex Ginzburg-Landau equation have been presented. In particular, spiral defects have been used to characterize the domain growth law and the
Cross, M. C.   +2 more
core   +1 more source

Ferroelectricity and Ferroionic Dynamics in Two‐Dimensional CuInP2S6

open access: yesInformation &Functional Materials, Volume 3, Issue 3, Page 233-267, September 2026.
The coupled dynamics of ferroelectric polarization and Cu‐ion migration endow CuInP2S6 with unique ferroionic functionalities. This review connects structure, switching mechanisms, and device applications to provide a unified perspective on two‐dimensional ferroionic materials.
Shangsheng Li   +7 more
wiley   +1 more source

KPP Dynamics in Predator–Prey Models: A Survey and a Mussel–Algae Case Study

open access: yesStudies in Applied Mathematics, Volume 157, Issue 3, September 2026.
ABSTRACT We discuss traveling fronts in several coupled reaction–diffusion systems that model predator–prey interactions, as well as other systems that share similar structural features. We review some cases where the traveling fronts exist and are small perturbations of fronts in certain scalar equations of Fisher–KPP or Burgers–FKPP type.
Anna Ghazaryan, Vahagn Manukian
wiley   +1 more source

Null Controllability of the Complex Ginzburg-Landau Equation [PDF]

open access: yes, 2008
International audienceThe paper investigates the boundary controllability, as well as the internal controllability, of the complex Ginzburg-Landau equation.
Rosier, Lionel   +3 more
core   +1 more source

A logarithmic extension of the Hölder inequality

open access: yesJournal of Inequalities and Applications, 1999
We prove a logarithmic extension of the Höllder inequality, motivated by an application to the complex Ginzburg–Landau equation.
Velo G, Ginibre J
doaj  

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