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Related papers: A majority gate with chiral magnetic solitons

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In electronics, information has been traditionally stored, processed and communicated using an electron's charge. This paradigm is increasingly turning out to be energy-inefficient, because movement of charge within an…

Mesoscale and Nanoscale Physics · Physics 2009-09-22 Supriyo Bandyopadhyay , Marc Cahay

The recently proposed probabilistic spin logic presents promising solutions to novel computing applications. Multiple cases of implementations, including invertible logic gate, have been studied numerically by simulations. Here we report an…

Emerging Technologies · Computer Science 2019-12-06 Yang Lv , Robert P. Bloom , Jian-Ping Wang

Magnon bands are known to exhibit nontrivial topology in ordered magnets under suitable conditions, engendering topological phases referred to as magnonic topological insulators. Conventional methods to drive a magnonic topological phase…

Mesoscale and Nanoscale Physics · Physics 2024-07-10 Seunghun Lee , Gyungchoon Go , Se Kwon Kim

We report the experimental demonstration of a magnetologic gate built on graphene at room temperature. This magnetologic gate consists of three ferromagnetic electrodes contacting a single layer graphene spin channel and relies on spin…

Mesoscale and Nanoscale Physics · Physics 2016-04-13 Hua Wen , Hanan Dery , Walid Amamou , Tiancong Zhu , Zhisheng Lin , Jing Shi , Igor Žutić , Ilya Krivorotov , Lu J. Sham , Roland K. Kawakami

Quantum devices and computers will need operational units in different architectural configurations for their functioning. The unit should be a simple ``quantum toy'', easy to handle superposition states. Here a novel such unit of quantum…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Gen Tatara , N. Garcia

While magnetic solid-state memory has found commercial applications to date, magnetic logic has rather remained on a conceptual level so far. Here, we discuss open challenges of different spintronic logic approaches, which use magnetic…

Emerging Technologies · Computer Science 2024-01-19 Christoph Adelmann , Florin Ciubotaru , Fanfan Meng , Sorin Cotofana , Sebastien Couet

Chirality, i.e., the right- and left-handedness of structure, is one of the key concepts in many fields of science including biology, chemistry and physics, and its manipulation is an issue of vital importance. The electron spins in solids…

Strongly Correlated Electrons · Physics 2011-09-30 Masahito Mochizuki , Naoto Nagaosa

Room temperature operation of a spin exclusive or (XOR) gate was demonstrated in lateral spin valve devices with nondegenerate silicon (Si) channels. The spin XOR gate is a fundamental part of the magnetic logic gate (MLG) that enables…

Applied Physics · Physics 2020-04-15 R. Ishihara , Y. Ando , S. Lee , M. Goto , S. Miwa , Y. Suzuki , H. Koike , M. Shiraishi

Optical solitons are an ideal platform for the implementation of communication lines, since they can be packed extremely close one to another without risking partial loss of the encoded information due to their interaction. On the other…

The switching time of a magnet in a spin current based majority gate depends on the input vector combination, and this often restricts the speed of majority-based circuits. To address this issue, this work proposes a novel two-phase scheme…

Emerging Technologies · Computer Science 2017-08-02 Meghna G. Mankalale , Zhaoxin Liang , Sachin S. Sapatnekar

A new proposal is given for designing a non-volatile, completely spin logic device, that can be reprogrammed for different functional classical logical operations. We use the concept of bias driven spin dependent circular current and…

Mesoscale and Nanoscale Physics · Physics 2021-02-04 Moumita Patra , Alok Shukla , Santanu K Maiti

We propose and numerically simulate novel reconfigurable logic gates employing spin metal-oxide-semiconductor field-effect transistors (spin MOSFETs). The output characteristics of the spin MOSFETs depend on the relative magnetization…

Materials Science · Physics 2007-05-23 Satoshi Sugahara , Tomohiro Matsuno , Masaaki Tanaka

Monolithic three-dimensional integration of memory and logic circuits could dramatically improve performance and energy efficiency of computing systems. Some conventional and emerging memories are suitable for vertical integration,…

Emerging Technologies · Computer Science 2015-09-11 Gina C. Adam , Brian D. Hoskins , Mirko Prezioso , Dmitri B. Strukov

This paper introduces CMOS invertible-logic (CIL) circuits based on many-body Hamiltonians. CIL can realize probabilistic forward and backward operations of a function by annealing a corresponding Hamiltonian using stochastic computing. We…

Emerging Technologies · Computer Science 2026-02-18 Naoya Onizawa , Takahiro Hanyu

All-spin-based computing combining logic and nonvolatile magnetic memory is promising for emerging information technologies. However, the realization of a universal spin logic operation representing a reconfigurable building block with…

Mesoscale and Nanoscale Physics · Physics 2024-10-11 Dmitrii Khokhriakov , Shehrin Sayed , Anamul Md. Hoque , Bogdan Karpiak , Bing Zhao , Supriyo Datta , Saroj P. Dash

Recent progress in all-electrical nucleation, detection and manipulation of magnetic skyrmions has unlocked the tremendous potential of skyrmion-based spintronic devices. Here, we show via micromagnetic simulations that the stable magnetic…

Mesoscale and Nanoscale Physics · Physics 2019-05-22 Venkata Pavan Kumar Miriyala , Zhifeng Zhu , Gengchiau Liang , Xuanyao Fong

A manifestation of the many-body Aharonov-Bohm effect in the magnetic-flux-tuned Mott insulators with three-spin and four-spin ring exchanges, presents as an effective tool to manipulate the ground-state spin chirality, such as, tune the…

Strongly Correlated Electrons · Physics 2010-11-02 Yi-Fei Wang , Chang-De Gong

Exploiting the effects of quantum interference we put forward an idea of designing three primary logic gates, OR, AND and NOT, using a benzene molecule. Under a specific molecule-lead interface geometry, anti-resonant states appear which…

Mesoscale and Nanoscale Physics · Physics 2018-09-19 Moumita Patra , Santanu K. Maiti

Spintronic devices as alternatives to traditional semiconductor-based electronic devices attract considerable interest as they offer zero quiescent power, built-in memory, scalability, and reconfigurability. To realize spintronic logic…

Applied Physics · Physics 2017-12-04 Seung-heon Chris Baek , Kyung-Woong Park , Deok-Sin Kil , Kyung-Jin Lee , Byong-Guk Park

A collective excitation of the spin structure in a magnetic insulator can transmit spin-angular momentum with negligible dissipation. This quantum of a spin wave, introduced more than nine decades ago, has always been manipulated through…