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Related papers: Mechanical Stability of 2D Ti2COx MXenes Under Com…

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Half-metals and spin gapless semiconductors are promising candidates for spintronic applications due to the complete (100%) spin polarization of electrons around the Fermi level. Based on recent experimental and theoretical findings of…

Mesoscale and Nanoscale Physics · Physics 2016-04-25 Guoying Gao , Guangqian Ding , Jie Li , Kailun Yao , Menghao Wu , Meichun Qian

We report a detailed experimental study of peculiar thixotropic dynamics of carbon black (CB, Vulcan XC-72) suspensions in mineral oil, specifically the observation of sequential stress increase then decrease at a fixed shear rate in a…

Soft Condensed Matter · Physics 2022-08-31 Yilin Wang , Randy H. Ewoldt

A well-posed stress-driven mixture is proposed for Timoshenko nano-beams. The model is a convex combination of local and nonlocal phases and circumvents some problems of ill-posedness emerged in strain-driven Eringen-like formulations for…

We consider bifurcations from the homogeneous solution of a circular or square hyperelastic sheet that is subjected to equibiaxial stretching under either force- or displacement-controlled edge conditions. We derive the condition for…

Soft Condensed Matter · Physics 2021-12-21 Mi Wang , Lishuai Jin , Yibin Fu

We investigate the deformation and failure mechanisms of phosphorene sheet and nanoribbons under uniaxial tensile strain along the zigzag direction using the density functional tight-binding method. Surprisingly, twin-like deformation…

Materials Science · Physics 2017-12-12 V. Sorkin , Y. Q. Cai , D. J. Srolovitz , Y. W. Zhang

MXenes, a family of layered transition metal carbides and nitrides, have shown great promise for use in emerging electrochemical energy storage devices, including batteries and supercapacitors. MXene surfaces are terminated by mixed -O, -F…

Materials Science · Physics 2018-07-05 Nuala M. Caffrey

We explore the malleability of ultra-small metal nanoparticles by means of ab initio calculations. It is revealed that, when strained, such nanoparticles exhibit complex behavior, including bifurcation between slow and fast quakes of their…

Mesoscale and Nanoscale Physics · Physics 2017-11-06 Alireza Saffarzadeh , George Kirczenow

For years, solution processing has provided a versatile platform to extend the applications of transition metal dichalcogenides (TMDs) beyond those achievable with traditional preparation methods. However, existing solution-based synthesis…

Developing scalable and environmentally benign anticorrosion coatings is critical for protecting steel infrastructure in chloride-rich environments. Here, a nacre-inspired multilayer epoxy coating reinforced with four MXene systems is…

Materials Science · Physics 2026-05-01 Aqsa Fayyaz , Ulises Martin Diaz , Jianyu Dai , Homero Castaneda , Chenglin Wu

MAX phases are used on an industrial scale in the transportation, armour, and furnace development sectors, among others. However, data on the dynamical properties of these materials under varying temperature and pressure conditions are rare…

The kinetics and thermodynamics of structural transformations under pressure depend strongly on particle size due to the influence of surface free energy. By suitable design of surface structure, composition, and passivation it is possible,…

Materials Science · Physics 2017-04-05 Michael Grünwald , Katie Lutker , A. Paul Alivisatos , Eran Rabani , Phillip L. Geissler

2D materials are emerging as promising nanomaterials for applications in energy storage and catalysis. In the wet chemical synthesis of MXenes, these 2D transition metal carbides and nitrides are terminated with a variety of functional…

Materials Science · Physics 2024-04-02 Mathias Krämer , Bar Favelukis , Maxim Sokol , Brian A. Rosen , Noam Eliaz , Se-Ho Kim , Baptiste Gault

Carbon nanosheets are mechanically stable free-standing two-dimensional materials with a thickness of ~1 nm and well defined physical and chemical properties. They are made by radiation induced cross-linking of aromatic self-assembled…

Mesoscale and Nanoscale Physics · Physics 2011-05-31 Christoph T. Nottbohm , Andrey Turchanin , Andre Beyer , Rainer Stosch , Armin Golzhauser

In this research, the size-dependent static behaviour of elastic curved stubby beams is investigated by Timoshenko kinematics. Stress-driven two-phase integral elasticity is adopted to model size effects which soften or stiffen classical…

The increasing availability of a variety of two-dimensional materials has generated enormous growth in the field of nanoengineering and nanomechanics. Recent developments in thin film synthesis have enabled the fabrication of freestanding…

Applied Physics · Physics 2021-08-25 Varun Harbola , Ruijuan Xu , Samuel Crossley , Prastuti Singh , Harold Y. Hwang

Tuning physical properties of transition metal dichalcogenide (TMD) monolayers by strain engineering have most widely studied, and recently Janus TMD monolayer MoSSe has been synthesized. In this work, we systematically study biaxial strain…

Materials Science · Physics 2018-08-01 San-Dong Guo

The discovery of high-temperature superconductivity in bulk La$_3$Ni$_2$O$_7$ under high hydrostatic pressure and, more recently, biaxial compression in epitaxial thin films has ignited significant interest in understanding the interplay…

Two-dimensional (2D) semiconducting transition metal dichalcogenides (TMDs) can withstand a large deformation without fracture or inelastic relaxation, making them attractive for application in novel strain-engineered and flexible…

Materials Science · Physics 2016-01-18 Junwen Li , Nikhil V. Medhekar , Vivek B. Shenoy

We investigate far-infrared properties of strain engineered vanadium dioxide nanosheets through epitaxial growth on a (100)R TiO2 substrate. The nanosheets exhibit large uniaxial strain leading to highly uniform and oriented cracks along…

Strongly Correlated Electrons · Physics 2015-03-19 Elsa Abreu , Mengkun Liu , Jiwei Lu , Kevin G. West , Salinporn Kittiwatanakul , Wenjing Yin , Stuart A. Wolf , Richard D. Averitt

Electric conduction mechanisms are studied in the pressed nanoflake powder of the molybdenum-disulfide-oxide (MoSxOy) depending on their content and structure. The MoSxOy nanoflakes were prepared by reaction of (NH4)6Mo7O24 with thiourea in…