English
Related papers

Related papers: Switching energy-delay of all-spin logic devices

200 papers

Without resorting to spin-spin coupling, we propose a scalable spin quantum computing scheme assisted with a semiconductor multiple-quantum-dot structure. The techniques of single electron transitions and the nanostructure of quantum-dot…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Wei-Min Zhang , Yin-Zhong Wu , Chopin Soo , Mang Feng

The switching speed and the write current required for spin-transfer-torque reversal of spintronic devices such as magnetic tunnel junctions (MTJ) currently hinder their wide implementation into memory and logic devices. This problem is…

Mesoscale and Nanoscale Physics · Physics 2016-09-27 Kerem Yunus Camsari , Ahmed Zeeshan Pervaiz , Rafatul Faria , Ernesto E. Marinero , Supriyo Datta

We demonstrate high-fidelity reversible transfer of quantum information from the polarisation of photons into the spin-state of an electron-hole pair in a semiconductor quantum dot. Moreover, spins are electrically manipulated on a…

We examine the impact of the intrinsic molecular reorganization energy on switching in two-state quantum-dot cellular automata (QCA) cells. Switching a bit involves an electron transferring between charge centers within the molecule. This…

Quantum Physics · Physics 2022-03-31 Subhash S. Pidaparthi , Craig S. Lent

The control of antiferromagnetic order can pave the way to large storage capacity as well as fast manipulation of stored data. Here achieving a steady-state of sublattice magnetization after switching is crucial to prevent loss of stored…

Materials Science · Physics 2025-10-30 Asliddin Khudoyberdiev , Götz S. Uhrig

Strongly nonlinear transport through Diluted Magnetic Semiconductor multiquantum wells occurs due to the interplay between confinement, Coulomb and exchange interaction. Nonlinear effects include the appearance of spin polarized stationary…

Mesoscale and Nanoscale Physics · Physics 2009-10-14 R. Escobedo , M. Carretero , L. L. Bonilla , G. Platero

In-network computing techniques, exemplified by NVLink SHARP (NVLS), offer a promising approach to addressing the communication bottlenecks in LLM inference by offloading collective operations such as All-Reduce to switches. However, the…

Hardware Architecture · Computer Science 2026-04-09 Aojie Jiang , Kang Zhu , Zhiheng Zhang , Zhengxu Su , Juntao Liu , Yuan Du , Li Du

The rapidly expanding research in Spintronics, the electronics utilizing the electron spin instead of its charge, is driven by the very interesting potential applications. The actual task is to develop principles for the spin manipulations…

Materials Science · Physics 2009-11-10 A. V. Scherbakov , A. V. Akimov , D. R. Yakovlev , W. Ossau , L. Hansen , A. Waag , L. W. Molenkamp

Magnetic or electrical manipulation of electronic spin is elementary for spin-based logic, computing, and memory, where the latter is a low-power manipulation scheme. Rashba-like spin splittings stemming from spin-orbit interaction (SOI)…

Materials Science · Physics 2025-12-19 Longju Yu , Hong Jian Zhao , Laurent Bellaiche , Yanming Ma

Operation parameters of magnetic quantum cellular automata are evaluated for the purposes of reliable logic operation. The dynamics of the nanomagnets is simulated via the Landau-Lifshitz-Gilbert equations with a stochastic magnetic field…

Mesoscale and Nanoscale Physics · Physics 2009-06-30 Federico M. Spedalieri , Ajey P. Jacob , Dmitri Nikonov , Vwani P. Roychowdhury

Semiconductor hole-spin qubits offer a promising route to quantum computation due to their weak hyperfine interaction, and strong intrinsic spin-orbit coupling enabling electric control of qubits. Scalable architectures, however, require…

Quantum Physics · Physics 2026-05-15 Madhumita Sarkar , Roopayan Ghosh , Charles G. Smith , Maksym Myronov , Sougato Bose

The effect of thermal fluctuations on spin-transfer switching has been studied for a broad range of time scales (sub-ns to seconds) in a model system, a uniaxial thin film nanomagnet. The nanomagnet is incorporated into a spin-valve…

Mesoscale and Nanoscale Physics · Physics 2011-01-11 D. Bedau , H. Liu , J. Z. Sun , J. A. Katine , E. E. Fullerton , S. Mangin , A. D. Kent

In the design of closed-loop networked control systems (NCSs), induced transmission delay between sensors and the control station is an often-present issue which compromises control performance and may even cause instability. A very…

Optimization and Control · Mathematics 2018-08-01 Dipankar Maity , Mohammad H. Mamduhi , Sandra Hirche , Karl Henrik Johansson , John S. Baras

The spin-conserving length-scale is a key parameter determining functionalities of a broad range of spintronic devices including magnetic multilayer spin-valves in the commercialized magnetic memories or lateral spin transistors in…

Mesoscale and Nanoscale Physics · Physics 2016-05-16 L. Nádvorník , P. Němec , T. Janda , K. Olejník , V. Novák , V. Skoromets , H. Němec , P. Kužel , F. Trojánek , T. Jungwirth , J. Wunderlich

An annular magnetic memory that uses a spin-polarized current to switch the magnetization direction or helicity of a magnetic region is proposed. The device has magnetic materials in the shape of a ring (1 to 5 nm in thickness, 20 to 250 nm…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Andrew D. Kent , Daniel L. Stein

In the quest to develop spintronic logic, it was discovered that magnetoelectric switching results in lower energy and shorter switching time than other mechanisms. Magnetoelectric (ME) field due to exchange bias at the interface with a…

Mesoscale and Nanoscale Physics · Physics 2017-09-22 Dmitri E. Nikonov , Sasikanth Manipatruni , Ian A. Young

We investigate theoretically the prospects for using a magnetic nanoelectromechanical single-electron tunneling (NEM-SET) device as an electronic spin filter. We find that strong magnetic exchange forces on the net spin of the mobile…

Mesoscale and Nanoscale Physics · Physics 2012-09-25 Robert I. Shekhter , Artem Pulkin , Mats Jonson

The magnetic metamaterials known as Artificial Spin Ice (ASI) are promising candidates for neuromorphic computing, composed of vast numbers of interacting nanomagnets arranged in the plane. Every computing device requires the ability to…

Mesoscale and Nanoscale Physics · Physics 2025-08-14 Arthur Penty , Johannes H. Jensen , Ida Breivik , Anders Strømberg , Erik Folven , Gunnar Tufte

We study spin transport in lateral spin valves with constricted channels. Using electromigration, we modulate the spin accumulation by continuously varying the width of the non-magnetic channel at a single location. By fitting the non-local…

Mesoscale and Nanoscale Physics · Physics 2016-08-10 Emmanouil Masourakis , Libe Arzubiaga , Goran Mihajlović , Estitxu Villamor , Roger Llopis , Fèlix Casanova , Luis E. Hueso

The recently discovered electrical-induced switching of antiferromagnetic (AF) materials that have spatial inversion asymmetry has enriched the field of spintronics immensely and opened the door for the concept of antiferromagnetic MRAM.…

Materials Science · Physics 2021-06-10 K. A. Omari , L. X. Barton , O. Amin , R. P. Campion , A. W. Rushforth , P. Wadley , K. W. Edmonds
‹ Prev 1 4 5 6 7 8 10 Next ›