Results 41 to 50 of about 979,356 (312)

Effect of Threshold Twin Volume Fraction in Crystal Plasticity Modeling [PDF]

open access: yes, 2021
Modeling of metals deforming by twinning requires reorienting the matrix into twin orientation. In twinning models like the Predominant Twin Reorientation scheme (PTR), a threshold volume fraction is defined with an empiric equation to reorient the ...
Qing Liu, FaYong Li, Adrien Chapuis
core   +1 more source

Soot volume fraction measurements over laminar pool flames of biofuels, diesel and blends [PDF]

open access: yes, 2018
Biodiesel and blends with petroleum diesel have shown their potential as renewable alternative fuels for engines, with additional benefits of low particulate matter and low sulfate emissions.
Zhang, C.   +5 more
core   +2 more sources

Outcomes and Left Ventricular Ejection Fraction in Cardiac Magnetic Resonance: Challenging the “Higher Is Better”

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Background Contradictory evidence exists regarding the correlation between supranormal left ventricular ejection fraction (LVEF) and adverse outcomes. This study aimed to elucidate the prognostic value of supranormal LVEF.
Rungroj Krittayaphong   +3 more
doaj   +1 more source

Volume fractions calculation of a biphasic system on cylindrical tube using gamma ray and MCNP6 code

open access: yesBrazilian Journal of Radiation Sciences, 2021
Be determined which is the volumetric fraction. This paper presents a methodology to calculate volumetric fractions on the stratified flow regime, considering a cylindrical tube.
William Luna Salgado   +4 more
doaj   +1 more source

Engineering calculations for complex geometric domains

open access: yesMATEC Web of Conferences, 2018
The paper aims to present the possibility of performing engineering calculations in domains of complex shapes expressed by mathematical descriptions. We focus on calculations done with the use of the Finite Element Method.
Gawronska Elzbieta   +3 more
doaj   +1 more source

Tuning plasticity of in-situ dendrite metallic glass composites via the dendrite-volume-fraction-dependent shear banding [PDF]

open access: yes, 2017
This work performs a systematic investigation of identifying how the volume fraction of the in-situ dendrites affects the plasticity of metallic glass composites. The quasi-static uniaxial compressions show that the global plastic strain does not follows
Dai, LH (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.   +5 more
core   +1 more source

Machine learning for predicting mechanical behavior of concrete beams with 3D printed TPMS

open access: yesVietnam Journal of Mechanics, 2022
Bioinspired structures are remarkable porous structures with great strength-to-weight ratios. Hence, they have been applied in various fields including biomedical, transportation, and aerospace materials, etc.
Kim Tran-Quoc   +3 more
doaj   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Volume fraction of a dispersed pectin

open access: yesFood Hydrocolloids, 1989
Abstract Foaming precludes direct volume ( V ) measurements of pectin dispersions, but the problem was overcome by calculating V from the density ( d ) of aliquot parts withdrawn from the interior volume, and substituting for d = W/V , where W = initial weight of the dispersion.
Reginald H. Walter, Hector L. Matias
openaire   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

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