Results 21 to 30 of about 7,243,608 (344)

Crack simulation models in variable amplitude loading - a review [PDF]

open access: yesFracture and Structural Integrity, 2016
This work presents a review of crack propagation simulation models considering plane stress and plane strain conditions. It is presented also a chronological different methodologies used to perform the crack advance by finite element method.
Luiz Carlos H. Ricardo   +1 more
doaj   +1 more source

Vibration Fatigue Damage Accumulation of Ti–6Al–4V under Constant and Sequenced Variable Loading Conditions

open access: yesMetals, 2018
This study aims to investigate the effect of loading factors on damage accumulation under variable amplitude vibration (VAV). Vibration fatigue experiments are conducted under both constant amplitude vibration (CAV) and VAV loading cases.
Jiewei Lin   +3 more
doaj   +1 more source

Non-local energy based fatigue life calculation method under multiaxial variable amplitude loadings [PDF]

open access: yes, 2013
Reliable design of industrial components against high cycle multiaxial fatigue requires a model capable of predicting both stress gradient and load type effects. Indeed, taking into account gradient effects is of prior importance for the applicability of
BÉNABÈS, Jérôme   +3 more
core   +6 more sources

Bump extraction algorithm for variable amplitude fatigue loading [PDF]

open access: yes, 2006
This paper presents the development of a fatigue mission synthesis algorithm, called Wavelet Bump Extraction (WBE), for summarising long records of fatigue road load data.
Abdullah, S   +3 more
core   +1 more source

A New Small-Amplitude Variable Hot DQ White Dwarf [PDF]

open access: yes, 2010
We present the discovery of photometric variations in the carbon-dominated atmosphere (hot DQ) white dwarf star SDSS J133710.19-002643.6. We find evidence for two low-amplitude, harmonically-related periodicities at 169 s and 339 s, making it the fastest
Althaus   +17 more
core   +3 more sources

A progressive damage fatigue model for unidirectional laminated composites based on finite element analysis: theory and practice [PDF]

open access: yesFracture and Structural Integrity, 2018
The simulation of the fatigue damage of laminated composites under multi-axial and variable amplitude loadings has to deal with several new challenges and several methods of damage modelling.
M. Hack   +7 more
doaj   +1 more source

Contradiction of Quantum Mechanics with Local Hidden Variables for Continuous Variable Quadrature Phase Amplitude Measurements [PDF]

open access: yes, 1998
We demonstrate a contradiction of quantum mechanics with local hidden variable theories for continuous variable quadrature phase amplitude (``position'' and ``momentum'') measurements, by way of a violation of a Bell inequality.
A. Aspect   +48 more
core   +2 more sources

Quasar variability: Correlations with amplitude [PDF]

open access: yesAstronomy and Astrophysics Supplement Series, 2000
The relation between quasar variability and parameters such as luminosity and redshift has been a matter of hot debate over the last few years with many papers on the subject. Any correlations which can be established will have a profound effect on models of quasar structure and evolution.
openaire   +2 more sources

On the assessment of multiaxial fatigue damage under variable amplitude loading [PDF]

open access: yesFracture and Structural Integrity, 2016
In this work, the performance of the SSF criterion is evaluated under variable amplitude loading conditions. The main objective was to inspect the validity of the hypothesis in which the SSF damage map remains valid for any high strength steel.
V. Anes, L. Reis, M. de Freitas
doaj   +3 more sources

Study of short period variables and small amplitude periodic variables [PDF]

open access: yesEAS Publications Series, 2010
6 pages, 2 figures, The proceedings of the "Gaia: at the frontiers of astrometry" conference will be published by EDP Sciences in the EAS Series. Editors: C. Turon, F.
Varadi, Mihaly   +3 more
openaire   +2 more sources

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