Results 41 to 50 of about 183,053 (295)

First-principles calculation of mechanical properties of Si <001> nanowires and comparison to nanomechanical theory [PDF]

open access: yes, 2006
We report the results of first-principles density functional theory calculations of the Young's modulus and other mechanical properties of hydrogen-passivated Si nanowires.
Byeongchan Lee   +7 more
core   +2 more sources

The Young’s Modulus of Nanomaterials: Size Effect

open access: yesTaiyuan Ligong Daxue xuebao
Purposes The Young’s moduli of nanomaterials are completely different from these of their bulk counterparts, and the size effect on Young’s modulus is greatly obvious. Moreover, the change trend of Young’s modulus with size is complicate.
LI Hui
doaj   +1 more source

Noninvasive in Vivo Study of the Morphology and Mechanical Properties of Plantar Fascia Based on Ultrasound

open access: yesIEEE Access, 2019
The overall distributions of the plantar fascia thickness and Young's modulus in the ten subjects were systematically investigated in this paper using two-dimensional ultrasound and shear wave elastography (SWE). The statistical analyses showed that ICC1,
Kunyang Wang   +5 more
doaj   +1 more source

Porous Titanium for Biomedical Applications: Evaluation of the Conventional Powder Metallurgy Frontier and Space-Holder Technique [PDF]

open access: yes, 2019
Titanium and its alloys are reference materials in biomedical applications because of their desirable properties. However, one of the most important concerns in long-term prostheses is bone resorption as a result of the stress-shielding phenomena ...
Arévalo Mora, Cristina María   +7 more
core   +1 more source

Young’s Modulus Calculation of Some Metals Using Molecular Dynamics Method Based on the Morse Potential

open access: yesComputational and Experimental Research in Materials and Renewable Energy, 2019
It has been investigated computationally Young's modulus of some metals: nickel, copper, silver, gold, and aluminum. The offset method can graphically determine Young's modulus property by determining the elastic region based on the straight line ...
Fitriana Faizatu Zahroh   +2 more
doaj   +1 more source

In Vivo Assessment of Lower Limb Muscle Stress State Based on Shear Wave Elastography

open access: yesIEEE Access, 2020
This study aims to explore the possibility of assessing muscle stress state using shear wave elastography (SWE). Eight healthy males participated in the measurements, and the Young's modulus of 10 leg muscles of each participant were measured in six ...
Jing Liu   +6 more
doaj   +1 more source

Titanium-Based Biomaterials for Preventing Stress Shielding between Implant Devices and Bone

open access: yesInternational Journal of Biomaterials, 2011
β-type titanium alloys with low Young's modulus are required to inhibit bone atrophy and enhance bone remodeling for implants used to substitute failed hard tissue.
M. Niinomi, M. Nakai
doaj   +1 more source

Measurement of Rock Deformation Parameters - Estimation of Stacked Fusion Model of Young’s Modulus [PDF]

open access: yesE3S Web of Conferences
Rock Young’s modulus is an essential parameter for formation stress characterization and oil and gas reservoir evaluation work and plays an important role in oil drilling-related engineering type work.
Chen Wei   +4 more
doaj   +1 more source

Study on Rock Mechanics Parameters of Chang 7 Shale in Longdong Area in Ordos Basin [PDF]

open access: yesE3S Web of Conferences, 2019
Rock samples from X-1 and X-2 well of Chang 7 shale in Longdong area in Ordos Basin are studied through triaxial compression test and acoustic wave test in order to obtain accurate data about the mechanical characteristics of the stratum and fracturing ...
Li Zhenhua   +3 more
doaj   +1 more source

EMT‐associated bias in the Parsortix® system observed with pancreatic cancer cell lines

open access: yesMolecular Oncology, EarlyView.
The Parsortix® system was tested for CTC enrichment using pancreatic cancer cell lines with different EMT phenotypes. Spike‐in experiments showed lower recovery of mesenchymal‐like cells. This was confirmed with an EMT‐inducible breast cancer cell line.
Nele Vandenbussche   +8 more
wiley   +1 more source

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