Results 21 to 30 of about 300,466 (310)

A Kernel-Based Method for Modeling Non-harmonic Periodic Phenomena in Bayesian Dynamic Linear Models

open access: yesFrontiers in Built Environment, 2019
Modeling periodic phenomena with accuracy is a key aspect to detect abnormal behavior in time series for the context of Structural Health Monitoring.
Luong Ha Nguyen   +3 more
doaj   +1 more source

The function of non-linear phenomena in meerkat alarm calls [PDF]

open access: yes, 2010
Non-linear vocal phenomena are a ubiquitous feature of human and non-human animal vocalisations. Although we understand how these complex acoustic intrusions are generated, it is not clear whether they function adaptively for the animals producing them ...
Marta B. Manser   +3 more
core   +1 more source

Modelling dynamics of transmission conductors with Cosserat rod

open access: yesComputer Assisted Methods in Engineering and Science, 2017
We proposed a method to analyze the galloping, a vibration by wind force, of transmission conductors. The Cosserat rod model was introduced to describe the motion of the conductor line.
Hui Xiong   +5 more
doaj   +1 more source

Tunable Non-linear Refraction Properties and Ultrafast Excited State Dynamics of Dicyanomethylene Dihydrofuran Derivative

open access: yesFrontiers in Chemistry, 2020
The third order non-linear optical response of a dicyanomethylene dihydrofuran compound (DCDHF-2V) was investigated using a Z-scan technique in picosecond and nanosecond time regimes.
Linpo Yang   +7 more
doaj   +1 more source

Motion analysis method of multibody system with contact and plastic deformation using linear complementarity problem

open access: yesSN Applied Sciences, 2021
This study proposes a method to analyse the motion of a multibody system with components subjected to large plastic deformations by contact and collision.
Shun Yamaguchi   +2 more
doaj   +1 more source

Study on pathogenic mechanism of idiopathic scoliosis by nonlinear buckling analysis

open access: yesNihon Kikai Gakkai ronbunshu, 2015
The present paper describes the numerical results by the finite-element method of unstable phenomena of the spine induced by the growth of vertebral bodies in order to investigate the cause of the idiopathic scoliosis.
Han SUN, Hideyuki AZEGAMI
doaj   +1 more source

Nonlinear hybrid-mode resonant forced oscillations of sagged inclined cables at avoidances

open access: yes, 2007
We investigate non-linear forced oscillations of sagged inclined cables under planar 1:1 internal resonance at avoidance. To account for frequency avoidance phenomena and associated hybrid modes actually distinguishing inclined cables from horizontal ...
Rega, Giuseppe   +4 more
core   +1 more source

SOLUSI PENDEKATAN PERSAMAAN GELOMBANG FRAKSIONAL NON LINEAR MENGGUNAKAN NEW VERSION OF OPTIMAL HOMOTOPY ASYMPTOTIC METHOD

open access: yesBarekeng, 2020
Non-linear differential equations with fractional derivative order are mathematical models that are widely used in modeling physical phenomena, one of the applications of these models is non-linear fractional wave equations.
Faiqul Fikri   +2 more
doaj   +1 more source

Rheological aspects of variable diffusive phenomena in the non-linear stratified second grade nanomaterial under Darcy-Forchheimer theory

open access: yesAlexandria Engineering Journal, 2022
In real life applications, variations in diffusivity properties are incorporated in order to estimate accurately the transfer rate of heat/mass. This phenomenon has significant impact on liquid diffusion, electronics, moisture migration process, building
S. Ahmad, Aisha Anjum, M. Farooq
doaj   +1 more source

Impact of Permanent Magnet Field on Inductance Variation of a PMLSM [PDF]

open access: yes, 2007
Analytical models of Surface Mounted Permanent Magnet Linear Synchronous Motors are generally presented with constant inductances. However, the impact of powerful rare-earth PMs in the saturation phenomena cannot be neglected anymore.
REMY, Ghislain   +9 more
core   +1 more source

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