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We have calculated the key characteristics of associative (content-addressable) spatial-temporal memories based on neuromorphic networks with restricted connectivity - "CrossNets". Such networks may be naturally implemented in…

Neural and Evolutionary Computing · Computer Science 2017-07-14 Dmitri Gavrilov , Dmitri Strukov , Konstantin K. Likharev

Implicit neural representations (INRs) have been successfully used to compress a variety of 3D surface representations such as Signed Distance Functions (SDFs), voxel grids, and also other forms of structured data such as images, videos,…

Graphics · Computer Science 2025-04-03 Sai Karthikey Pentapati , Gregoire Phillips , Alan C. Bovik

Metallic barcode nanowires (BNWs) composed of repeating heterogeneous segments fabricated by template-assisted electrodeposition can offer extended functionality in magnetic, electrical, mechanical, and biomedical applications. We can…

The magneto-conductance of an InAs nanowire is investigated with respect to the relative orientation between external magnetic field and the nanowire axis. It is found that both the perpendicular and the parallel magnetic fields induce a…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Dong Liang , Juan Du , Xuan P. A. Gao

Manipulation of magnetic domain walls can be used to improve the capabilities of the next generation of memory and sensing devices. Materials of recent interest for such devices include heterostructures of ultrathin ferromagnets sandwiched…

Mesoscale and Nanoscale Physics · Physics 2018-08-03 S. Ali Nasseri , Eduardo Martinez , Gianfranco Durin

Using spin dependent specular and off-specular polarized neutron reflectivity (PNR), we report the observation of a twisted helical magnetic structure with planar 2{\pi} domain wall (DW) and highly correlated magnetic domains in a Gd/Co…

Mesoscale and Nanoscale Physics · Physics 2019-10-16 Surendra Singh , M. A. Basha , C. L. Prajapat , Harsh Bhatt , Yogesh Kumar , M. Gupta , C. J. Kinane , J. Cooper , M. R. Gonal , S. Langridge , S. Basu

Domain wall memories have undergone several changes over the years for faster shift, read, and write operations; however, fundamental issues persist due to creating pinning sites topographically along the nanowire. The deformity in notches…

Disordered Systems and Neural Networks · Physics 2025-10-14 Arifa Hoque , Sanjukta Bhanja

We study the externally-driven motion of the domain walls (DWs)of the pi/2 type in (in-the-plane ordered) nanostripes of the crystalline cubic anisotropy. Such DWs are much narrower than the transverse and vortex pi DWs of the soft-magnetic…

Mesoscale and Nanoscale Physics · Physics 2016-03-15 Andrzej Janutka , Przemyslaw Gawronski , Pawel S Ruszala

Nonlinear magnetotransport of a microwave-irradiated high mobility two-dimensional electron system under a finite direct current excitation is analyzed using a dc-controlled scheme with photon-assisted transition mechanism. The predicted…

Mesoscale and Nanoscale Physics · Physics 2008-08-27 X. L. Lei , S. Y. Liu

The quantization of weights to binary states in Deep Neural Networks (DNNs) can replace resource-hungry multiply accumulate operations with simple accumulations. Such Binarized Neural Networks (BNNs) exhibit greatly reduced resource and…

Emerging Technologies · Computer Science 2021-02-18 Corey Lammie , Olga Krestinskaya , Alex James , Mostafa Rahimi Azghadi

We have performed $^{75}$As and $^{23}$Na nuclear magnetic resonance (NMR) measurements on a single crystal of NaFe$_{0.9835}$Co$_{0.0165}$As and found microscopic coexistence of superconductivity with a two-component spin density wave…

With the widespread use of Deep Neural Networks (DNNs), machine learning algorithms have evolved in two diverse directions -- one with ever-increasing connection density for better accuracy and the other with more compact sizing for energy…

Hardware Architecture · Computer Science 2021-07-07 Gokul Krishnan , Sumit K. Mandal , Chaitali Chakrabarti , Jae-sun Seo , Umit Y. Ogras , Yu Cao

We investigate the magnetic domain wall (DW) dynamics in uniaxial/biaxial nanowires under a thermal gradient (TG). The findings reveal that the DW propagates toward the hotter region in both nanowires. The main physics of such observations…

Mesoscale and Nanoscale Physics · Physics 2023-05-03 M. T. Islam , M. A. S. Akanda , F. Yesmin , M. A. J. Pikul , J. M. T. Islam

Charge-density waves (CDWs) are correlated states of matter, where the electronic density is modulated periodically as a consequence of electronic and phononic interactions. Often, CDW phases coexist with other correlated states, such as…

Mesoscale and Nanoscale Physics · Physics 2025-01-24 Lisa M. Rütten , Eva Liebhaber , Kai Rossnagel , Katharina J. Franke

A major challenge in spintronics is to find an efficient means to manipulate antiferromagnet (AFM) states, which are inert relative to a uniform magnetic field, due to the vanishingly-small net magnetization. The question is, how does an…

Mesoscale and Nanoscale Physics · Physics 2018-08-01 H. Y. Yuan , Weiwei Wang , Man-Hong Yung , X. R. Wang

Electrical readout of magnetic states is a key to realize novel spintronics devices for efficient computing and data storage. Unidirectional magnetoresistance (UMR) in bilayer systems, consisting of a spin source material and a magnetic…

We demonstrate the design of a neural network, where all neuromorphic computing functions, including signal routing and nonlinear activation are performed by spin-wave propagation and interference. Weights and interconnections of the…

Disordered Systems and Neural Networks · Physics 2022-01-05 Adam Papp , Wolfgang Porod , Gyorgy Csaba

Memristive devices whose resistance can be hysteretically switched by electric field or current are intensely pursued both for fundamental interest as well as potential applications in neuromorphic computing and phase-change memory. When…

The effect of the random magnetic field distribution on the phase diagrams and ground state magnetizations of the Ising nanowire has been investigated with effective field theory with correlations. Gaussian distribution has been chosen as a…

Statistical Mechanics · Physics 2016-08-14 Ümit Akıncı

We report on the uptake, toxicity and degradation of magnetic nanowires by NIH/3T3 mouse fibroblasts. Magnetic nanowires of diameters 200 nm and lengths comprised between 1 {\mu}m and 40 {\mu}m are fabricated by controlled assembly of iron…