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A Mixed and Multi-Step Higher-Order Implicit Time Integration Family
2010
Proceedings of the Institution of mechanical engineers. Part C, journal of mechanical engineering science
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The findings of the article show the efficiency, accuracy and robustness of the suggested techniques. ...
The stability and accuracy of the proposed time integration schemes are investigated by solving some benchmark problems. Numerical results are checked and compared with well-known strategies. ...
It is reminded that the DRM is an algorithm for solving a system of linear or nonlinear static equations. The DRM solver adds the inertia and damping forces to the static system. ...
doi:10.1243/09544062jmes2093
fatcat:tjqsrn45bzedvie24zn4ojtzmi
Past, present and future of nonlinear system identification in structural dynamics
2006
Mechanical systems and signal processing
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The fundamental differences between linear and nonlinear oscillations are also detailed in a tutorial. ...
This survey paper contains a review of the past and recent developments in system identification of nonlinear dynamical structures. ...
Near point G 1 , the nonlinear attachment vibrates nearly independently and 'drives' the linear oscillator; in the vicinity of G 2 the oscillators vibrate as a set of 'uncoupled linear oscillators' with ...
doi:10.1016/j.ymssp.2005.04.008
fatcat:fk6zjwb2rvedpm7xjky4454gpm
Recent developments of some asymptotic methods and their applications for nonlinear vibration equations in engineering problems: a review
2012
Latin American Journal of Solids and Structures
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The limitations of traditional perturbation methods are illustrated, various modified perturbation techniques are proposed, and some mathematical tools such as variational theory, homotopy technology, ...
Some patterns are given to illustrate the effectiveness and convenience of the methodologies. ...
with inertia and static type fifth-order non-linearties is expressed by equations in engineering problems:A revieẅ
Figure 6 . 3 63 solution for 3 modes.Figures show the motion of the system is a periodic ...
doi:10.1590/s1679-78252012000200003
fatcat:j46z62fxsnggjmd6t5dm6vxy6i
Neural network modeling of a dolphin's sonar discrimination capabilities
1994
Journal of the Acoustical Society of America
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The sound field scattered by a smooth thin elastic shell immersed in fluid arises largely from specular reflection and acoustic-membrane coupling, unless both source and observer are located near or on ...
the shell. ...
Four types of stimuli were constructed by varying two factors: (1) appropriate versus fixed vowel duration and (2) variation in tones representing formant movement throughout the token versus static target ...
doi:10.1121/1.410770
fatcat:ioiiov6bmjdi7kiflait5dhdfe
Neural network modeling of a dolphin's sonar discrimination capabilities
1995
Journal of the Acoustical Society of America
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The sound field scattered by a smooth thin elastic shell immersed in fluid arises largely from specular reflection and acoustic-membrane coupling, unless both source and observer are located near or on ...
the shell. ...
Four types of stimuli were constructed by varying two factors: (1) appropriate versus fixed vowel duration and (2) variation in tones representing formant movement throughout the token versus static target ...
doi:10.1121/1.413700
pmid:7608403
fatcat:m3nunzs4wfflhfl27n4shdn2n4
Numerical fluid dynamics
1988
Mathematics and Computers in Simulation
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Moreover the proper |way to handle cubic splines in non-rectangular domains is still a mystery. ...
Harmonic analysis in time is always applicable to 'small oscillations' (i.e., to waves of 'infinitesimal' amplitude), of 'free surfaces' satisfying (8.2) of time-dependent potential flows with stationary ...
7-30 It assigns one equation
A2 oscillations' of conservative dynamical systems (see Chapter 2, § §3-4, and Chapter 5). ...
doi:10.1016/0378-4754(88)90144-9
fatcat:m65zkk4dbrc6zg3epxx3wpzhjy
Numerical Fluid Dynamics
1983
SIAM Review
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Moreover the proper |way to handle cubic splines in non-rectangular domains is still a mystery. ...
Harmonic analysis in time is always applicable to 'small oscillations' (i.e., to waves of 'infinitesimal' amplitude), of 'free surfaces' satisfying (8.2) of time-dependent potential flows with stationary ...
7-30 It assigns one equation
A2 oscillations' of conservative dynamical systems (see Chapter 2, § §3-4, and Chapter 5). ...
doi:10.1137/1025001
fatcat:cuusudsq25a2pmjj5gf4yfoghi
Influence of statistical surface models on dynamic scattering of high‐frequency signals from the ocean surface
1994
Journal of the Acoustical Society of America
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The sound field scattered by a smooth thin elastic shell immersed in fluid arises largely from specular reflection and acoustic-membrane coupling, unless both source and observer are located near or on ...
the shell. ...
Four types of stimuli were constructed by varying two factors: (1) appropriate versus fixed vowel duration and (2) variation in tones representing formant movement throughout the token versus static target ...
doi:10.1121/1.411137
fatcat:ajwj7bozxzg6fd27v4xe57drgm
Danish activities concerning noise in the environment
1982
Journal of the Acoustical Society of America
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The strength and weakness of this technique applied to vibration analysis will be discussed in particular. ...
technique that identically satisfies the energy conservation. ...
A robotic acoustic intensity measurement system (RAIMS) was signed and constructed to automate the analysis of sound fields using acoustic intensity techniques. ...
doi:10.1121/1.2019901
fatcat:kk6boa5no5aitorvgbktvdlxou
Ray tracing in a turbulent, shallow‐water channel
1998
Journal of the Acoustical Society of America
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traced with variations in type and size of dissipation mechanism, and the ambient loading. ...
Both free and forced vibrations have been studied. ...
These results are based on a systematic multiple-scattering analysis and provide non ad hoc expressions for both the scattering and the propagation parts of the problem. ...
doi:10.1121/1.422455
fatcat:vqypn7trzberzap3bkznkoddcu
Scattering by two spheres: Theory and experiment
1998
Journal of the Acoustical Society of America
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traced with variations in type and size of dissipation mechanism, and the ambient loading. ...
Both free and forced vibrations have been studied. ...
These results are based on a systematic multiple-scattering analysis and provide non ad hoc expressions for both the scattering and the propagation parts of the problem. ...
doi:10.1121/1.421626
fatcat:qf2u35fztjfgtgredwhbg53zwm
Alternative Power Systems and Devices
[chapter]
2017
Systems, Controls, Embedded Systems, Energy, and Machines
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Reprinted material is quoted with permission, and sources are indicated. A wide variety of references are listed. ...
Reasonable efforts have been made to publish reliable data and information, but the author and the publisher cannot assume responsibility for the validity of all materials or for the consequences of their ...
viewpoint it may be desirable to think of this equation in terms of a block diagram consisting of linear dynamic elements and a static nonlinearity, which in this case is a cubic with input dy/dt and ...
doi:10.1201/9781420037043-7
fatcat:px3rpk2xgvhtbjwr7s3h3k6ute
Statistical mechanics: entropy, order parameters, and complexity
2006
ChoiceReviews
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The errors and awkwardness that persist, and the exciting topics I have missed, are in spite of the wonderful input from these friends and colleagues. ...
I would like to thank Bray for reading portions of the text, providing invaluable insights, and tightening the presentation. ...
For a non-uniform system, the local chemical potential at a point x is µ(x) = δ δρ(x) F (y)dy (6.64) the variational derivative 41 of the free energy density with respect to 41 That is, the derivative ...
doi:10.5860/choice.44-2172
fatcat:edxesuhfdvggvfgfioiflerr6u
Many-body physics with ultracold gases
2008
Reviews of Modern Physics
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Its focus are effects beyond standard weak-coupling descriptions, like the Mott-Hubbard-transition in optical lattices, strongly interacting gases in one and two dimensions or lowest Landau level physics ...
This article reviews recent experimental and theoretical progress on many-body phenomena in dilute, ultracold gases. ...
The second type of excitation found by Lieb ͑1963a͒ also has a linear dispersion at small q with the same velocity. ...
doi:10.1103/revmodphys.80.885
fatcat:wp4xgsij4nh5zmansg22iwosrm
On the Calculation of Time Correlation Functions
[chapter]
2007
Advances in Chemical Physics
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Without the cooperation of the Staff and the free use of the facilities of the Columbia University Computer Center, this work could never have been undertaken. ...
Acknowledgments The work reported here was supported by grants from The Petroleum Research Fund of the American Chemical Society and the National Science Foundation. ...
Consider, for example, the case of a diatomic molecule relaxing from the vibrationally excited state In + 1) to the vibrational state In) due to its interactions with a bath of solvent molecules. ...
doi:10.1002/9780470143636.ch3
fatcat:m3klj3crabaj5pr33w7gptvawq
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