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Related papers: 3D Nanomagnetism in Low Density Interconnected Nan…

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Nanometer-scale imaging of magnetization and current density is the key to deciphering the mechanisms behind a variety of new and poorly understood condensed matter phenomena. The recently discovered correlated states hosted in atomically…

Mesoscale and Nanoscale Physics · Physics 2022-02-01 Estefani Marchiori , Lorenzo Ceccarelli , Nicola Rossi , Luca Lorenzelli , Christian L. Degen , Martino Poggio

We present 3D simulations of semirelativistic collisionless magnetic reconnection, where upstream ions are subrelativistic while electrons are ultrarelativistic. We employ the realistic proton-to-electron mass ratio and explore a range of…

High Energy Astrophysical Phenomena · Physics 2025-09-03 Fabio Bacchini , Gregory R. Werner , Camille Granier , Jesse Vos

We design three-dimensional (3D) metallic nanowire media with different structures and numerically demonstrate that they can be homogeneous effective indefinite anisotropic media by showing that their dispersion relations are hyperbolic.…

Optics · Physics 2015-05-13 Anan Fang , Thomas Koschny , Costas M. Soukoulis

Nanowires play a pivotal role across a spectrum of disciplines such as nanoelectromechanical systems, nanoelectronics, and energy applications. As nanowires continue to diminish in dimensions, their mechanical characteristics are…

Materials Science · Physics 2023-08-29 Sina Zare Pakzad , Mohammad Nasr Esfahani , B. Erdem Alaca

Two-dimensional (2D) layered materials possess outstanding mechanical, electronic and optical properties, making them ideal materials for nanoelectromechanical applications. The recent discovery of 2D magnetic materials has promised a new…

Mesoscale and Nanoscale Physics · Physics 2020-01-10 Shengwei Jiang , Hongchao Xie , Jie Shan , Kin Fai Mak

Three-dimensional magnetic metamaterials feature interesting phenomena that arise from a delicate interplay of material properties, local anisotropy, curvature, and connectivity. A particularly interesting magnetic lattice that combines…

Mesoscale and Nanoscale Physics · Physics 2024-05-24 Ami S. Koshikawa , Justin Llandro , Masayuki Ohzeki , Shunsuke Fukami , Hideo Ohno , Naëmi Leo

Ion transport through nanopores permeates through many areas of science and technology, from cell behavior to sensing and separation to catalysis and batteries. Two-dimensional materials, such as graphene, molybdenum disulfide (MoS$_2$),…

Mesoscale and Nanoscale Physics · Physics 2019-07-19 Subin Sahu , Michael Zwolak

Magnetic nanowires are a good platform to study fundamental processes in Magnetism and have many attractive applications in recording such as perpendicular storage and in spintronics such as non-volatile magnetic memory devices (MRAM) and…

Computational Physics · Physics 2015-05-19 C. Tannous , A. Ghaddar , J. Gieraltowski

Second harmonic generation (SHG) is forbidden from most bulk metals, because metals are characterized by a net zero electric-field in equilibrium. This limit breaks down when reaching nanoscale dimensions, as have been shown for metallic…

Applied Physics · Physics 2019-10-25 Racheli Ron , Omer Shavit , Hannah Aharon , Marcin Zielinski , Matan Galanty , Adi Salomon

Charge transport in nanostructures and thin films is fundamental to many phenomena and processes in science and technology, ranging from quantum effects and electronic correlations in mesoscopic physics, to integrated charge- or spin-based…

Mesoscale and Nanoscale Physics · Physics 2017-04-24 K. Chang , A. Eichler , C. L. Degen

The scientific and technological exploration of artificially designed three-dimensional magnetic nanostructures opens the path to exciting novel physical phenomena, originating from the increased complexity in spin textures, topology, and…

Recent progress in nanofabrication and additive manufacturing have facilitated the building of nanometer-scale three-dimensional structures, that promise to lead to an emergence of new functionalities within a number of fields, compared to…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 Claire Donnelly , Valerio Scagnoli

The discovery of two-dimensional (2D) magnetism within atomically thin structures derived from layered crystals has opened up a new realm for exploring magnetic heterostructures. This emerging field provides a foundational platform for…

Mesoscale and Nanoscale Physics · Physics 2023-11-08 Bingyu Zhang , Pengcheng Lu , Roozbeh Tabrizian , Philip X. -L. Feng , Yingying Wu

Current-induced magnetization dynamics in Co/Cu/Co trilayer nanopillars (~100nm in diameter) has been studied experimentally for large applied fields perpendicular to the layers. An abrupt and hysteretic increase in dynamic resistance is…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 B. Oezyilmaz , A. D. Kent , D. Monsma , J. Z. Sun , M. J. Rooks , R. H. Koch

The magnetization reversal in ordered arrays of iron oxide nanotubes of 50 nm outer diameter grown by atomic layer deposition is investigated theoretically as a function of the tube wall thickness, $d_{w}$. In thin tubes ($d_{w}<13$ nm) the…

Mesoscale and Nanoscale Physics · Physics 2011-06-16 J. Escrig , J. Bachmann , J. Jing , M. Daub , D. Altbir , K. Nielsch

Nanowires have been considered for a number of applications in nanometrology. In such a context, we have explored the possibility of using ultrathin twisted nanowires as torsion nanobalances to probe forces and torques at molecular level…

Mesoscale and Nanoscale Physics · Physics 2014-11-05 Joelson Cott-Garcia , Joao F. Justo

Magnetization reversal in magnetic particles is one of the fundamental issues in magnetic data storage. Technological improvements require the understanding of dynamical magnetization reversal processes at nanosecond time scales. New…

Materials Science · Physics 2015-06-24 C. Thirion , W. Wernsdorfer , D. Mailly

Networks of nanowires are currently under consideration for a wide range of electronic and optoelectronic applications. Nanowire devices are usually made by sequential deposition, which inevitably leads to stacking of the wires on top of…

Computational Physics · Physics 2021-05-12 Ryan K. Daniels , Simon A. Brown

Three-dimensional magnetic nanostructures are an emerging platform capable of creating complex topological magnetic fields. The control of localized nanoscale magnetic fields is seen to be of importance for diverse areas from…

Mesoscale and Nanoscale Physics · Physics 2024-10-31 John Fullerton , Charudatta Phatak

The results of large-scale simulations investigating the dynamics of magnetization reversal in arrays of single-domain nanomagnets after a rapid reversal of the applied field at nonzero temperature are presented. The numerical micromagnetic…

Materials Science · Physics 2009-10-31 Gregory Brown , M. A. Novotny , Per Arne Rikvold