peak strain
Transient peak-strain matching partially recovers the age-impaired mechanoadaptive cortical bone response
... of strain increase less markedly than maximum strains, suggesting that spatial strain gradients across the cortical surface are steeper at greater load ...local strain gradients may provide ...
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Evaluation of left atrial deformation to predict left atrial stasis in patients with non-valvular atrial fibrillation – a pilot-study
... Longitudinal strain and strain rate curves for each segment were analyzed and the following parameters collected (Figure 2): peak positive and peak negative strain, peak positive ...
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Flow propagation velocity is not a simple index of diastolic function in early filling. A comparative study of early diastolic strain rate and strain rate propagation, flow and flow propagation in normal and reduced diastolic function
... of strain rate during early diastole (PVS e ) was measured along the front of peak strain rate as shown in Fig 1, in all 6 walls of each ventricle, and averaged for each ...subject. Peak ...
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High Temperature Fatigue and Fatigue-Creep Responses of Alloy 617 - Experimental and Unified Constitutive Modeling.
... dynamic strain aging (DSA) was observed at 750°C (for one test) and at 850°C for tests performed at higher strain-rates however a definition of what constituted a higher strain rate was not ...
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STUDY ON STRESS-STRAIN PROPERTIES OF REACTIVE POWDER CONCRETE UNDER UNIAXIAL COMPRESSION
... Ultra-High Performance Fibre-Reinforced Concrete (UHPFRC) is a new class of concretes that has been developed in recent years. When compared with high performance concrete (HPC), UHPFRC exhibits superior properties in ...
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Design of Rigid Pavement by Using Fly Ash as a Stabilizing Material
... concrete. Peak Strain is found to be decreasing with increase in the grade of concrete and Peak Strain is found to be increasing with increase in the grade of concrete, this may be due to the ...
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In vitro strain in human metacarpal bones during striking: testing the pugilism hypothesis of hominin hand evolution
... of peak strain ( μ strain) versus peak force (N) recorded during forward strikes from strain gages attached to the ventral diaphysis of the second metacarpal bone and the dorsal ...
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Clinical experience of strain imaging using DENSE for detecting infarcted cardiac segments
... scar. Peak strain was calculated in the radial, longitudinal and circumferential directions derived from the transmural, subendocardial and epicardial ...circumferential strain detects segments with ...
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Musculoskeletal application and validation of speckle tracking ultrasonography
... muscle strain can be tracked in two upper extremity skeletal muscles by speckle-tracking ultrasonography (STU) and correlates with isometric muscle ...machine. Strain validation was performed by correlating ...
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Dynamic Compressive Behavior of Concrete with Different Polyvinyl Alcohol Fiber Content
... and strain rates was studied by using Split Hopkinson Pressure ...concrete, peak strain, ultimate strain and specific energy absorption increased with the enhanced strain rate and the ...
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Behavior of steel fibre reinforced concrete in compression
... the peak strain and the rate of decrease of compressive stress in the post-peak range was ...the peak strain did not increase much and the rate of reduction of compressive stress in the ...
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Influence of Moisture Content on Mechanical Properties of Autoclaved Aerated Concrete
... modulus, peak stress, peak strain and ultimate strain was ...with peak stress, peak strain and elastic modulus were ...The peak stress decreased by ...the ...
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Mapping right ventricular myocardial mechanics using 3D cine DENSE cardiovascular magnetic resonance
... lowest peak strain value of all the regions, while the outflow region generally reaches the highest peak ...greater strain than the outflow ...of strain evolution is shown for the ...
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The use of strain, strain rate, and displacement by 2D speckle tracking for assessment of systolic left ventricular function in goats: applicability and influence of general anesthesia
... rhythm. Peak strain correlates well with stroke volume and ejection fraction and is there- fore also influenced by changes in loading conditions, contractility, and heart rate ...between strain and ...
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... e peak velocities (Va) and the peak strain rates (SRa) during atrial contraction were measured with reference to the P wave on the electro- cardiogram during ventricular late diastole (atrial ...
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Left ventricular subclinical myocardial dysfunction in uncomplicated type 2 diabetes mellitus is associated with impaired myocardial perfusion: a contrast-enhanced cardiovascular magnetic resonance study
... global peak strain (PS), peak systolic strain rate, and peak diastolic strain rate (PSDR), and myocardial perfusion parameters such as upslope, time to maximum signal intensity ...
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Numerical Analysis of Effect of Pin Tip Radius on Residual Stress Distribution in Ultrasonic Impact Treatment
... tensile strain generated on the surface is smaller than that generated in the interior region, the balance between the two generates a tensile elastic strain, and the stress state of the surface converts to ...
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Original Article Clinical evaluation of left ventricular systolic dyssynchrony among patients with coronary heart disease using two-dimensional speckle tracking imaging and three-dimensional echocardiography
... to peak longitudinal strain of 16 segments (Tls-16), to peak radial strain of 12 segments (Trs-12), to peak circumferential strain of 12 LV segments (Tcs-12), to peak ...
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Effects of moisture absorption on damage progression and strength of unidirectional and cross-ply fiberglass–epoxy composites
... Abstract. Fiber-reinforced-polymer composites (FRPs) possess superior mechanical properties and formabil- ity, making them a desirable material for construction of large optimized mechanical structures, such as aircraft, ...
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Age and gender related normal left ventricular deformation assessed by cardiovascular magnetic resonance feature tracking
... two-dimensional strain with echocardiography has nowadays emerged as an accurate predictor of clinical outcomes in various cardiac diseases ...for strain assessment is generally associated with problems ...
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