Results 141 to 150 of about 366,215 (335)

Schauder-type estimates for fully nonlinear degenerate elliptic equations [PDF]

open access: yesarXiv
In this paper, we examine regularity estimates for solutions to fully nonlinear, degenerated elliptic equations, at interior vanishing source points. At these points, we obtain Schauder-type regularity estimates, which depend on the H\"older-like source-ellipticity vanishing rate.
arxiv  

Existence Results For A Class Of Nonlinear Degenerate Elliptic Equations

open access: yesMoroccan Journal of Pure and Applied Analysis, 2019
In this paper we are interested in the existence of solutions for Dirichlet problem associated with the degenerate nonlinear elliptic ...
Cavalheiro Albo Carlos
doaj   +1 more source

Received signal strength indicator‐based set‐membership filtering indoor localization under multipath effect

open access: yesIET Control Theory &Applications, Volume 17, Issue 2, Page 160-171, January 2023., 2023
Abstract The indoor moving target localization based on the received signal strength indicator is studied in this paper. By introducing filtering algorithms, a novel dynamic parameters set‐membership filtering (DPSMF) is proposed to reduce the interference of the multipath effect and noises.
Bo Yang   +3 more
wiley   +1 more source

Elliptic function solutions and travelling wave solutions of nonlinear Dodd-Bullough-Mikhailov, two-dimensional Sine-Gordon and coupled Schrödinger-KdV dynamical models

open access: yesResults in Physics, 2018
In this article, we construct the traveling wave and elliptic function solutions of some special nonlinear evolution equations which are arising in mathematical physics, solid-state physics, fluid flow, fluid dynamics, nonlinear optics, electromagnetic ...
Dianchen Lu   +2 more
doaj  

Coherent Terahertz Hyper‐Raman Spectroscopy

open access: yesJournal of Raman Spectroscopy, EarlyView.
In this paper, we review our recent discovery of a novel nonlinear effect in the terahertz frequency range, which we have termed terahertz hyper‐Raman (THYR) spectroscopy. This technique shares many characteristics with conventional hyper‐Raman spectroscopy but is applied within the THz spectrum.
Domenico Paparo   +2 more
wiley   +1 more source

Differences in bed elevation shape subtidal mussel bed stability under high‐energy hydrodynamic events

open access: yesLimnology and Oceanography, EarlyView.
Abstract Escalating high‐energy hydrodynamic events, like storms, represent a significant manifestation of global climate change, causing detrimental impacts on various ecosystems and potentially triggering thresholds that result in abrupt shifts in ecosystem states.
Zhiyuan Zhao   +7 more
wiley   +1 more source

Optical Metasurfaces for the Next‐Generation Biosensing and Bioimaging

open access: yesLaser &Photonics Reviews, EarlyView.
Recent advances in this understanding of light‐matter interactions, combined with innovations in the design and fabrication of large‐scale nanostructured metasurfaces, have enabled transformative approaches to biosensing and bioimaging. This review explores innovations in refractometric sensing, surface‐enhanced spectroscopy, and super‐resolution ...
Anthony J. El‐Helou   +6 more
wiley   +1 more source

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