Results 11 to 20 of about 10,093 (140)

Fatigue crack characterisation in 2024-T351 aluminium alloy through SEM observation combined with the CJP model

open access: yesInternational Journal of Fatigue, 2023
The authors would like to acknowledge the financial support of Programa Operativo FEDER from the Junta de Andalucia (Spain) through grant reference UMA18-FEDERJA-250. Industrial support from Bettergy SL and from Dr N Ordonez and M Carrera is also greatly acknowledged, as well as access to different components and materials in the energy industry.
Robles, J.M.   +5 more
openaire   +3 more sources

Joint analysis of dispersed count-time data using a bivariate latent factor model. [PDF]

open access: yesBr J Math Stat Psychol
Abstract In this study, we explore parameter estimation for a joint count‐time data model with a two‐factor latent trait structure, representing accuracy and speed. Each count‐time variable pair corresponds to a specific item on a measurement instrument, where each item consists of a fixed number of tasks.
Potgieter CJ, Kamata A, Kara Y, Qiao X.
europepmc   +2 more sources

A more effective rationalisation of fatigue crack growth rate data for various specimen geometries and stress ratios using the CJP model [PDF]

open access: yesInternational Journal of Fatigue, 2018
Abstract This paper demonstrates that the CJP model of crack tip stresses, through its ability to directly predict the effective range of stress intensity factor, also provides an improved rationalisation of fatigue crack growth rate across several different specimen geometries and stress ratios.
Bing Yang   +3 more
openaire   +1 more source

Cyclic Behavior of Reinforced Welded Flange Plate Moment Connections with Triangular stiffener Plates [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Regarding the importance of seismic performance and also the problems of moment connections, representing an accurate and efficient scheme to reinforcing could be useful to eliminate these problems.
Seyed Mohammadreza Farooghimehr   +1 more
doaj   +1 more source

Measurement error caused by spatial misalignment in environmental epidemiology [PDF]

open access: yes, 2008
Copyright @ 2009 Gryparis et al - Published by Oxford University Press.In many environmental epidemiology studies, the locations and/or times of exposure measurements and health assessments do not match.
A. Gryparis   +9 more
core   +3 more sources

Composites and Categories of Euclidean Jordan Algebras [PDF]

open access: yes, 2019
We consider possible non-signaling composites of probabilistic models based on euclidean Jordan algebras (EJAs), satisfying some reasonable additional constraints motivated by the desire to construct dagger-compact categories of such models. We show that
Barnum, Howard   +2 more
core   +3 more sources

Characterisation of fatigue crack growth using the CJP model of crack tip fields or plastic CTOD

open access: yesProcedia Structural Integrity, 2019
Abstract This paper provides an update on the current status of work that has been done to validate the CJP model of crack tip stresses and also summarises some findings from linked work that has used DIC to determine the range of plastic crack tip opening displacement as a correlator of fatigue crack growth rate.
James, M. N.   +5 more
openaire   +2 more sources

Blood pressure variability and cardiovascular risk in the PROspective study of pravastatin in the elderly at risk (PROSPER) [PDF]

open access: yes, 2012
Variability in blood pressure predicts cardiovascular disease in young- and middle-aged subjects, but relevant data for older individuals are sparse. We analysed data from the PROspective Study of Pravastatin in the Elderly at Risk (PROSPER) study of ...
A Frattola   +41 more
core   +3 more sources

Distortion of a Phase Space Under the Darboux Transformation [PDF]

open access: yes, 1997
The Darboux transformation operator technique is applied to construct exactly solvable anharmonic singular oscillator potentials and to study their coherent states.
Samsonov, Boris F.
core   +2 more sources

Junction between a plate and a rod of comparable thickness in nonlinear elasticity. Part II [PDF]

open access: yes, 2012
We analyze the asymptotic behavior of a junction problem between a plate and a perpendicular rod made of a nonlinear elastic material. The two parts of this multi-structure have small thicknesses of the same order $\delta$.
Blanchard, Dominique, Griso, Georges
core   +4 more sources

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