Results 31 to 40 of about 46,600 (175)

Experimental study on fracture behavior of pre-notched mortar beams using ESPI technique [PDF]

open access: yes, 2011
Electronic Speckle Pattern Interferometry (ESPI) technique is of high sensitivity and can provide full-field surface deformation. This paper introduces the application of ESPI technique to measure the surface deformation of pre-notched mortar beams in ...
Chen, H, Su, RKL
core  

An improved mixed numerical-experimental method for stress field calculation [PDF]

open access: yes, 2007
In this work a numerical-experimental method is used to study the dynamic behavior of an aluminum plate subjected to a small mass impact.The out-of-plane displacements,due to transient bending wave propagation,were assessed for successive time instants ...
Guedes, R.M., Lopes, H., Vaz, M.A.P.
core   +1 more source

Verifikace ESPI analýzy napětí pomocí MKP [PDF]

open access: yes, 2013
The main goal of this paper is verification of accuracy of ESPI strain sensor Dantec dynamics Q-100. ESPI is the digital holographic interferometry method for measuring small displacements and deformations.
Halama, Radim   +2 more
core  

Formally based semi-automatic implementation of an open security protocol [PDF]

open access: yes, 2012
International audienceThis paper presents an experiment in which an implementation of the client side of the SSH Transport Layer Protocol (SSH-TLP) was semi-automatically derived according to a model-driven development paradigm that leverages formal ...
Alfredo Pironti   +37 more
core   +3 more sources

Flow visualisation by means of Electronic Speckle Pattern Interferometry (ESPI) [PDF]

open access: yes, 2008
This research report details the design, construction, implementation and optimization of a quantitative movable flow visualization technique named Electronic Speckle Pattern Interferometry (ESPI).
Michal, Eli
core  

Comparison of shearography to scanning laser vibrometry as methods for local stiffness identification of beams [PDF]

open access: yes, 2013
Local stiffness of Euler–Bernoulli beams can be identified by dividing the bending moment of a deformed beam by the local curvature. Curvature and moment distributions can be derived from the modal shape of a beam vibrating at resonance. In this article,
Gu, Jun   +5 more
core   +2 more sources

Ces parcs qui échouent : logiques territoriales et effets de contexte négatifs face au modèle des parcs naturels régionaux

open access: yesNatures Sciences Sociétés
Avec 58 parcs existants en 2023, le rythme de création des parcs naturels régionaux (PNR) reste soutenu en France depuis le lancement de cette mesure d’aménagement du territoire en 1967.
Préault Marine, Depraz Samuel
doaj   +1 more source

Characterization of B- and C-class MADS-box genes in medicinal plant Epimedium sagittatum

open access: yesMedicinal Plant Biology, 2023
The basal eudicot Epimedium (Barrenwort) exhibits innovative floral morphology in the form of petal spurs filled with nectar and petaloid sepals. The B-class MADS-box genes APETALAS3 (AP3) and PISTILLA (PI) determine sepal and petal identity while the C ...
Wei Sun   +5 more
doaj   +1 more source

The Knaster-Tarski theorem versus monotone nonexpansive mappings

open access: yes, 2018
Let $X$ be a partially ordered set with the property that each family of order intervals of the form $[a,b],[a,\rightarrow )$ with the finite intersection property has a nonempty intersection.
Espínola, Rafael, Wiśnicki, Andrzej
core   +1 more source

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