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Related papers: Sub-Piconewton Force Detection using Micron-Size W…

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Nano- and micromagnetic materials have been extensively employed in micro-functional devices. However, measuring small-scale mechanical and magnetomechanical properties is challenging, which restricts the design of new products and the…

Materials Science · Physics 2014-04-04 Hao Zhou , Yongmao Pei , Daining Fang

We demonstrate the use of individual magnetic nanowires (NWs), grown by focused electron beam induced deposition (FEBID), as scanning magnetic force sensors. Measurements of their mechanical susceptibility, thermal motion, and magnetic…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 H. Mattiat , N. Rossi , B. Gross , J. Pablo-Navarro , C. Magén , R. Badea , J. Berezovsky , J. M. De Teresa , M. Poggio

Spinmotive force induced by domain wall motion in perpendicularly magnetized nanowires is numerically demonstrated. We show that using nanowires with large magnetic anisotropy can lead to a high stability of spinmotive force under strong…

Mesoscale and Nanoscale Physics · Physics 2018-12-31 Yuta Yamane , Jun'ichi Ieda , Sadamichi Maekawa

Graphene nanoribbons present diverse electronic properties ranging from semiconducting to half-metallic, depending on their geometry, dimensions and chemical composition. Here we present a route to control these properties via externally…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Oded Hod , Gustavo E. Scuseria

A procedure to characterize the electrical and mechanical properties of micro-fibers is presented here. As the required equipment can be found in many teaching laboratories, it can be carried out by physics and mechanical/electrical…

Physics Education · Physics 2013-10-24 Andres Castellanos-Gomez

We study, both analytically and numerically, a spinmotive force arising from inherent magnetic energy of a domain wall in a wedged ferromagnetic nanowire. In a spatially-nonuniform nanowire, domain walls are subjected to an effective…

Other Condensed Matter · Physics 2015-05-28 Yuta Yamane , Jun'ichi Ieda , Jun-ichiro Ohe , Stewart E. Barnes , Sadamichi Maekawa

We present a combined experimental and numerical study into the magnetophoresis behavior of weakly magnetic nanoparticle suspensions in the vicinity of a wire under a non-uniform magnetic field and negligible inertia. The experiments were…

Materials Science · Physics 2025-06-13 Mohd Bilal Khan , Peter Rassolov , Jamel Ali , Theo Siegrist , Munir Humayun , Hadi Mohammadigoushki

The dynamic properties of materials utilized in architecture or engineering applications can significantly affect their performance under dynamic or impact loading conditions. To evaluate such behavior, force transducers are commonly…

Signal Processing · Electrical Eng. & Systems 2024-10-15 Phichai Youplao , Hadi Nasbey , Akihiro Takita , Prin Nachaisit , Yusaku Fujii

Starting from a two-dimensional theory of magneto-elasticity for fiber-reinforced magnetic elastomers we carry out a rigorous dimension reduction to derive a rod model that describes a thin magneto-elastic strip undergoing planar…

Soft Condensed Matter · Physics 2021-08-17 Jacopo Ciambella , Martin Kružík , Giuseppe Tomassetti

We investigate, assess, and suggest possibilities for a measurement of the local spin susceptibility of a conducting low-dimensional electron system. The basic setup of the experiment we envisage is a source-probe one. Locally induced spin…

Mesoscale and Nanoscale Physics · Physics 2013-08-07 Peter Stano , Jelena Klinovaja , Amir Yacoby , Daniel Loss

Herein, we investigate the structural, electronic and mechanical properties of zigzag graphene nanoribbons upon the presence of stress applying Density Functional Theory within the GGA-PBE approximation. The uniaxial stress is applied along…

Materials Science · Physics 2015-05-13 Ricardo Faccio , Pablo A. Denis , Helena Pardo , Cecilia Goyenola , Alvaro W. Mombru

The quantitative nanomechanical characterization of soft materials using the nanoindentation technique requires further improvements in the performances of instruments, including their force resolution in particular. A micro-machined…

Instrumentation and Detectors · Physics 2019-01-29 Zhi Li , Sai Gao , Uwe Brand , Karla Hiller , Nicole Wollschlaeger , Frank Pohlenz

Films of oxides doped with transition metals are frequently believed to have magnetic inclusions. Magnetic methods to determine the amount of nanophases and their magnetic characteristics are described. The amount of the sample that is…

The magnetization in a magnetic microdot made from soft magnetic materials can have a vortex-like ground state structure resulting from competition between the exchange and dipolar interactions. Normal mode magnon frequencies for such dots…

Materials Science · Physics 2009-11-07 B. A. Ivanov , C. E. Zaspel

Coupling of two dielectric wires with rectangular cross-section gives rise to bonding and anti-bonding resonances. The latter is featured by extremal narrowing of the resonant width for variation of the aspect ratio of the cross-section and…

Optics · Physics 2020-10-28 Evgeny Bulgakov , Almas Sadreev

We study the effect of an applied magnetic field on sub-10nm wide MoGe and Nb superconducting wires. We find that magnetic fields can enhance the critical supercurrent at low temperatures, and does so more strongly for narrower wires. We…

Superconductivity · Physics 2009-11-11 A. Rogachev , T. -C. Wei , D. Pekker , A. T. Bollinger , P. M. Goldbart , A. Bezryadin

The Young\'s modulus of a nylon string has been determined experimentally by combining elasticity theory and wave optics. A diffraction experiment has been setup to determine the change in the string diameter for different tensile forces…

We report the results of first-principles density functional theory calculations of the Young's modulus and other mechanical properties of hydrogen-passivated Si <001> nanowires. The nanowires are taken to have predominantly {100} surfaces,…

Materials Science · Physics 2015-06-25 Byeongchan Lee , Robert E. Rudd

Nanoindentation is an effective way of finding mechanical properties at nanoscale. They are especially useful for thin films where elimination of the substrate effect is required. The mechanism is based upon depth sensing indentation based…

Materials Science · Physics 2016-07-25 A. S. Bhattacharyya

The atomic structure and elastic properties of Y-silicon nanowire junctions of fork- and bough-types were theoretically studied and effective Young modulus were calculated using the Tersoff interatomic potential. In the final stages of…

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