Results 61 to 70 of about 168,519 (165)

A Nonlinear Schrödinger Model for Many-Particle Quantum Systems

open access: yesJournal of Applied Mathematics, 2012
Considering both effects of the s-wave scattering and the atom-atom interaction rather than only the effect of the s-wave scattering, we establish a nonlinear Schrödinger model for many-particle quantum systems and we prove the global existence of a ...
Qiang Zhang, Tian Ma
doaj   +1 more source

Particle acceleration in the presence of weak turbulence at an X-type neutral point [PDF]

open access: yes, 2012
We simulate the likely noisy situation near a reconnection region by superposing many 2D linear reconnection eigenmodes. The superposition of modes on the steady state X-type magnetic field creates multiple X- and O-type neutral points close to the ...
Petkaki, P.   +4 more
core   +1 more source

Kinetic equation for nonlinear resonant wave-particle interaction [PDF]

open access: yes, 2016
We investigate nonlinear resonant wave-particle interactions including effects of particle (phase) trapping, detrapping, and scattering by high-amplitude coherent waves. After deriving the relation between probability of trapping and velocity of particle
Alexei Vasiliev (7159823)   +3 more
core   +1 more source

Advanced numerical modelling of wave structure interaction

open access: yes, 2021
This book will serve as a reference guide, and state-of-the-art review, for the wide spectrum of numerical models and computational techniques available to solve some of the most challenging problems in coastal engineering.
Caubilla, P.   +2 more
core  

Why the De Broglie-Bohm Theory Goes Astray [PDF]

open access: yes, 2011
We show that the de Broglie-Bohm theory is inconsistent with the established parts of quantum mechanics concerning its physical content. According to the de Broglie-Bohm theory, the mass and charge of an electron are localized in a position where its ...
Gao, Shan
core  

Frequency conversion based on three-wave parametric solitons [PDF]

open access: yes, 2010
Parametric three-wave mixing in quadratic nonlinear crystals provides a versatile means of achieving widely tunable frequency conversion of laser light, thus permitting a substantial extension of the wavelength coverage of laser sources across broad ...
Degasperis, Antonio   +17 more
core   +1 more source

Analysis and Modeling of Wave-current Interaction

open access: yes, 2006
The main task of this study focuses on studying the effect of wave-current interaction on currents, storm surge and inundation as well as effects of depth-induced wave breaking, wind field and current on waves by using numerical models.
Liu, Huiqing
core  

The Wave Function and Its Evolution [PDF]

open access: yes, 2011
The meaning of the wave function and its evolution are investigated. First, we argue that the wave function in quantum mechanics is a description of random discontinuous motion of particles, and the modulus square of the wave function gives the ...
Gao, Shan, Shan Gao
core  

Discovery of 1 Hz Range Modulation of Isolated Proton Aurora at Subauroral Latitudes

open access: yesGeophysical Research Letters, 2018
Isolated proton aurora (IPA) is a manifestation of the wave‐particle interaction visible at subauroral latitudes, with activity on many timescales. We herein present the first observational evidence of rapid luminous modulation of IPA correlated with ...
M. Ozaki   +14 more
doaj   +1 more source

Simulation of ultrasonic lamb wave generation, propagation and detection for an air coupled robotic scanner

open access: yes, 2011
A computer simulator, to facilitate the design and assessment of a reconfigurable, air-coupled ultrasonic scanner is described and evaluated. The specific scanning system comprises a team of remote sensing agents, in the form of miniature robotic ...
Keith Worden   +13 more
core   +1 more source

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