Results 31 to 40 of about 1,071 (188)

Granular Crystals: Controlling Mechanical Energy with Nonlinearity and Discreteness [PDF]

, 2011
The presence of structural discreteness and periodicity can affect the propagation of phonons, sound, and other mechanical waves. A fundamental property of many of the periodic structures and materials designed for this purpose is the presence of ...
Boechler, Nicholas Sebastian
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Numerical Investigation of Internal Solitary Wave Forces on Submarines in Continuously Stratified Fluids

Journal of Marine Science and Engineering, 2021
A numerical model of internal solitary waves in continuously stratified fluids is developed by introducing a density transport equation to the three-dimensional Navier–Stokes equation and adopting the fully nonlinear models of the Dubreil-Jacotin-Long ...
Jingyuan Li, Qinghe Zhang, Tongqing Chen
doaj   +1 more source

Energy and Force Stepping Integrators in Lagrangian Mechanics [PDF]

, 2011
The overarching goal of this thesis is to develop new numerical time integration schemes for Lagrangian mechanics that better cope with the challenges of understanding the dynamic behavior of materials.
Gonzalez, Marcial
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On the Reliability of a Solitary Wave Based Transducer to Determine the Characteristics of Some Materials

Sensors, 2015
In the study presented in this article we investigated the feasibility and the reliability of a transducer design for the nondestructive evaluation (NDE) of the stiffness of structural materials.
Wen Deng, Amir Nasrollahi, Piervincenzo Rizzo, Kaiyuan Li   +3 more
doaj   +1 more source

Symmetry reduction, conservation laws and acoustic wave solutions for the extended Zakharov–Kuznetsov dynamical model arising in a dust plasma

Results in Physics, 2020
In this article, we consider the extended Zakharov–Kuznetsov (EZK) equation, which describes the nonlinear plasma dust acoustic waves (DAWs) in a magnetized dusty plasma.
Shrouk Wael, Aly R. Seadawy, O.H. EL-Kalaawy, S.M. Maowad, Dumitru Baleanu   +4 more
doaj   +1 more source

An Enhanced Spectral Boundary Integral Method for Modeling Highly Nonlinear Water Waves in Variable Depth [PDF]

, 2023
This paper presents a new numerical model based on the highly nonlinear potential flow theory for simulating the propagation of water waves in variable depth.
Wang, Jinghua
core   +2 more sources

Exploration of novel solitary waves in presence of higher order polynomial nonlinearity and spatio-temporal dispersion via itô calculus

Alexandria Engineering Journal
This study investigates highly stochastic solitary waves inside the structure of nonlinear Schrödinger equation of eighth-order, characterized by heightened polynomial nonlinearity and influenced by multiplicative white noise modeled in the Itô sense. To
Nauman Raza, Saima Arshed, Mustafa Bayram, Kottakkaran Sooppy Nisar, Wedad Albalawi, Mona Mahmoud, Hegagi M. Ali   +6 more
doaj   +1 more source

An application of Nwogu’s Boussinesq model to analyze the head-on collision process between hydroelastic solitary waves

Open Physics, 2019
This article deals with the nonlinear head-on collision between two hydroelastic solitary waves in plate–covered water with Nwogou’s Boussinesq model for the nonlinear fluid motion.
Bhatti Muhammad Mubashir, Lu Dong-Qiang
doaj   +1 more source

Mathematical Modeling of Rogue Waves: A Survey of Recent and Emerging Mathematical Methods and Solutions

Axioms, 2018
Anomalous waves and rogue events are closely associated with irregularities and unexpected events occurring at various levels of physics, such as in optics, in oceans and in the atmosphere. Mathematical modeling of rogue waves is a highly active field of
Sergio Manzetti
doaj   +1 more source

Highly Nonlinear Solitary Waves for Rail Buckling Prevention [PDF]

, 2013
One of the major structural problems in the railroads made of continuous welded rails is buckling in hot weather and breakage or pulling apart in cold weather.
Cai, Luyao
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