Results 131 to 140 of about 1,385,566 (326)

Distributed Control of a Vibrating String in Response to Pointwise Force Application

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi
The problem of controlling the vibrations of a string by a discrete applied force is considered. The vibrations of the string are modeled by the linear wave equation and the control is provided by an added force term.
Mehmet Şirin Demir   +2 more
doaj   +1 more source

Approximate asymptotic integration of a higher order water-wave equation using the inverse scattering transform [PDF]

open access: yesNonlinear Processes in Geophysics, 1997
The complete mathematical and physical characterization of nonlinear water wave dynamics has been an important goal since the fundamental partial differential equations were discovered by Euler over 200 years ago.
A. R. Osborne
doaj  

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Symmetry Analysis and Wave Solutions of Time Fractional Kupershmidt Equation

open access: yesJournal of Applied Mathematics
This study employs the Lie symmetry technique to explore the symmetry features of the time fractional Kupershmidt equation. Specifically, we use the Lie symmetry technique to derive the symmetry generators for this equation, which incorporates a ...
Shalu Saini, Rajeev Kumar, Kamal Kumar
doaj   +1 more source

Skew‐selfadjoint Dirac systems with rational rectangular Weyl functions: explicit solutions of direct and inverse problems and integrable wave equations [PDF]

open access: green, 2016
B. Fritzsche   +7 more
openalex   +1 more source

Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, a highly sensitive electrochemical biosensor based on SiO2‐based hairy particles with a grafted PDMAEMA polymer brush containing a quantifiable and large amount of immobilized Laccase is reported. The fabricated biosensor exhibits a sensitivity of 0.14 A·m⁻¹, a limit of detection (LOD) of 0.1 µm, and a detection range of 0.3–750 µm,
Pavel Milkin   +7 more
wiley   +1 more source

A Conformal Wave Equation [PDF]

open access: yesProceedings of the National Academy of Sciences, 1935
openaire   +2 more sources

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