Results 41 to 50 of about 139,348 (340)

Estimation of the Modulus of Elasticity for Dam Concrete [PDF]

open access: yesCement and Concrete Research, 1998
Peer ...
Vilardell, J.   +3 more
openaire   +3 more sources

Matrigel inhibits elongation and drives endoderm differentiation in aggregates of mouse embryonic stem cells

open access: yesFEBS Open Bio, EarlyView.
Stem cell‐based embryo models (SCBEMs) are valuable to study early developmental milestones. Matrigel, a basement membrane matrix, is a critical substrate used in various SCBEM protocols, but its role in driving stem cell lineage commitment is not clearly defined.
Atoosa Amel   +3 more
wiley   +1 more source

Current and Future Cornea Chip Models for Advancing Ophthalmic Research and Therapeutics

open access: yesAdvanced Biology, EarlyView.
This review analyzes cornea chip technology as an innovative solution to corneal blindness and tissue scarcity. The examination encompasses recent developments in biomaterial design and fabrication methods replicating corneal architecture, highlighting applications in drug screening and disease modeling while addressing key challenges in mimicking ...
Minju Kim   +3 more
wiley   +1 more source

Study on the size effect of rock elastic modulus considering the influence of joint roughness

open access: yesFrontiers in Materials
The elastic modulus of rocks is a measure of the ability of rocks to resist elastic deformation. It is related to the size of rocks and can effectively measure the internal physical and mechanical strength of rocks.
Gaojian Hu   +6 more
doaj   +1 more source

Influence of Al content on the elastic properties and various anisotropies of AlxC rFeCoNiCu high entropy alloys base on the first-principles calculation

open access: yesMaterials Research Express, 2023
First-principles density-functional theory was used to analyze the effects of Al on the mechanical properties, stability, elastic constant, and elastic anisotropy of AlxCrFeCoNiCu (x = 0, 0.5, 1, 1.5, 2) HEAs.
Yanzhou Li   +8 more
doaj   +1 more source

Elasticity of polyelectrolyte multilayer microcapsules [PDF]

open access: yesJ. Chem. Phys., 120, pp. 3822-3826, 2004, 2003
We present a novel approach to probe elastic properties of polyelectrolyte multilayer microcapsules. The method is based on measurements of the capsule load-deformation curves with the atomic force microscope. The experiment suggests that at low applied load deformations of the capsule shell are elastic.
arxiv   +1 more source

A dynamic damage constitutive model considering the effect of joint inclination on the modulus of elasticity of slates

open access: yesScientific Reports
The dynamic damage constitutive model has limitations and needs to reflect the quantitative relationship between the elastic modulus and joint inclination angle of the slate.
Tingting Gu   +5 more
doaj   +1 more source

MICRO THERMAL ELASTOHYDRODYNAMIC LUBRICATION ANALYSIS OF LINE CONTACT ROLLER PAIRS CONSIDERING THE CHANGE OF ELASTIC MODULUS

open access: yesJixie qiangdu, 2021
As an important performance parameter of metal materials,the elastic modulus changes with temperature.However,in the analysis of thermal elastohydrodynamic lubrication,the elastic modulus has been taken as a constant,and there must be an error in the ...
LU ZunYou, LV YanJun
doaj  

The effect of the hydrogen coverage on the Young modulus of graphene [PDF]

open access: yes, 2012
We blend together continuum elasticity and first principles calculations to measure by a computer experiment the Young modulus of hydrogenated graphene. We provide evidence that hydrogenation generally leads to a much smaller longitudinal extension upon loading than in pristine graphene.
arxiv   +1 more source

Theoretical study of the elastic and thermodynamic properties of Pt$_{3}$Al with the L1$_{2}$ structure under high pressure [PDF]

open access: yesCondens. Matter Phys., 2015, vol. 18, No. 4, 43601, 2015
In this work, the elastic and thermodynamic properties of Pt$_{3}$Al under high pressure are investigated using density functional theory within the generalized gradient approximation. The results of bulk modulus and elastic constants at zero pressure are in good agreement with the available theoretical and experimental values. Under high pressure, all
arxiv   +1 more source

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