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Magnesium alloys are emerging as promising alternatives to traditional orthopedic implant materials thanks to their biodegradability, biocompatibility, and impressive mechanical characteristics. However, their rapid in-vivo degradation…

The application of hybrid composites in lightweight engineering enables the combination of material-specific advantages of fiber-reinforced polymers and classical metals. The interface between the connected materials is of particular…

应用物理 · 物理学 2021-08-19 Franz Hirsch , Erik Natkowski , Markus Kästner

Stacking monolayers of transition metal dichalcogenides (TMDs) has led to the discovery of a plethora of new exotic phenomena, resulting from moir\'e pattern formation. Due to the atomic thickness and high surface-to-volume ratio of…

Digital Image Correlation is used to study the micromechanics of a multi-contact interface formed between a rough elastomer and a smooth glass surface. The in-plane elastomer deformation is monitored during the incipient sliding regime,…

软凝聚态物质 · 物理学 2012-09-05 Alexis Prevost , Julien Scheibert , Georges Debrégeas

The results obtained from molecular dynamics simulations of the friction at an interface between polymer melts and weakly attractive crystalline surfaces are reported. We consider a coarse-grained bead-spring model of linear chains with…

软凝聚态物质 · 物理学 2012-06-12 Nikolai V. Priezjev

The article presents the results of corrosion-fatigue tests of industrial Al-Mg alloys were conducted in air and in a 3% NaCl aqueous solution. Fatigue curves can be characterized using the Basquin equation and the plastic deformation model…

材料科学 · 物理学 2026-01-13 Oleg Belkin , Vladimir Chuvil'deev , Mikhail Chegurov , Aleksey Nokhrin , Anatoly Sysoev

This paper gives a theoretical analysis for the fundamental problem of anisotropy induced by shear forces onan adhesive contact, discussing the experimental data of the companion Letter. We present a fracture mechanicsmodel where two…

软凝聚态物质 · 物理学 2019-06-10 A. Papangelo , J. Scheibert , R. Sahli , G. Pallares , M. Ciavarella

The effects of shear on energy release rate and mode mixity in a symmetric sandwich beam with isotropic layers and a debond crack at the face sheet/core interface are investigated through a semi-analytic approach based on two-dimensional…

软凝聚态物质 · 物理学 2018-03-01 Luca Barbieri , Roberta Massabo , Christian Berggreen

Light-weight alloys are essential pillars of transportation technologies. They also play a crucial role to achieve a more green and cost-effective aerospace technologies. Magnesium-lithium-aluminum (Mg-Li-Al) alloys are auspicious…

材料科学 · 物理学 2022-11-29 Okan K. Orhan , Mauricio Ponga

The structures of epitaxial ultrathin Co2FeAl/MgO(001) heterostructures relating to the interface-induced perpendicular magnetic anisotropy (PMA) were investigated using scanning transmission electron microscopy, energy dispersive x-ray…

Interfaces have long been known to be the key to many mechanical and electric properties. To nickel base superalloys which have perfect creep and fatigue properties and have been widely used as materials of turbine blades, interfaces…

材料科学 · 物理学 2012-07-25 Binghui Ge , Jing Zhu

The depth profile of the intrinsic magnetic properties in an Fe/Sm-Co bilayer fabricated under nearly optimal spring-magnet conditions was determined by complementary studies of polarized neutron reflectometry and micromagnetic simulations.…

材料科学 · 物理学 2014-11-21 Yaohua Liu , S. G. E. te Velthuis , J. S. Jiang , Y. Choi , S. D. Bader , A. A. Parizzi , H. Ambaye , V. Lauter

Microstructural features and mechanical properties of an Al-Mg-Si alloy processed by high-pressure torsion have been investigated using transmission electron microscopy, X-ray diffraction, three-dimensional atom probe, tensile tests and…

Nonequilibrium molecular dynamics simulations are used to study the shear thinning behavior of immiscible symmetric polymer blends. The phase separated polymers are subjected to a simple shear flow imposed by moving a wall parallel to the…

软凝聚态物质 · 物理学 2009-11-07 Sandra Barsky , Mark O. Robbins

Al-Mg-Si alloys are utilized in large scale electrical conduction applications thanks to their low density, high strength, and low electrical resistivity. The alloying elements, Mg and Si, are introduced to improve the mechanical strength;…

材料科学 · 物理学 2025-09-30 Gautam Kumar , Amram Azulay , Omer Coriat , Hanna Bishara

We present a large-scale molecular dynamics study of nematic-paranematic interfaces under shear. We use a model of soft repulsive ellipsoidal particles with well-known equilibrium properties, and consider interfaces which are oriented…

软凝聚态物质 · 物理学 2013-03-19 Guido Germano , Friederike Schmid

We introduce new models that incorporate layer corrugation and interface roughness into standard approaches for measuring interface stress in nanomultilayers (NMLs). Applied to Cu/W NMLs, these models show that ignoring such features can…

材料科学 · 物理学 2025-01-31 Yang Hu , Aleksandr Druzhinin , Claudia Cancellieri , Vladyslav Turlo

We present a theoretical study on interfacial magnetocrystalline anisotropy for Fe/MgAl$_2$O$_4$. This system has a very small lattice mismatch at the interface and therefore is suitable for realizing a fully coherent ferromagnet/oxide…

材料科学 · 物理学 2018-12-31 Keisuke Masuda , Yoshio Miura

A complex Al/Cu magnetic pulse welding interface is systematically investigated using experimental characterizations and numerical simulations. A Coupled electromagnetic-mechanical simulation is proposed to compute the impact velocity and…

应用物理 · 物理学 2021-04-29 J. S. Li , T. Sapanathan , R. N. Raoelison , Y. L. Hou , A. Simar , M. Rachik

A number of electronic devices involve metal/oxide interfaces in their structure where the oxide layer plays the role of electrical insulator. As the downscaling of devices continues, the oxide thickness can spread over only a few atomic…

材料科学 · 物理学 2017-04-26 Eric Tea , Jianqiu Huang , Guanchen Li , Celine Hin