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This paper provides a tutorial overview over recent vigorous efforts to develop computing systems based on spin waves instead of charges and voltages. Spin-wave computing can be considered as a subfield of spintronics, which uses magnetic…

Stable, reproducible, scalable, addressable, and controllable hybrid superconductor-semiconductor (S-Sm) junctions and switches are key circuit elements and building blocks of gate-based quantum processors. The electrostatic field effect…

Transformer-based Spiking Neural Networks (SNNs) suffer from a great performance gap compared to floating-point \mbox{Artificial} Neural Networks (ANNs) due to the binary nature of spike trains. Recent efforts have introduced deep-level…

神经与进化计算 · 计算机科学 2025-08-12 Zeqi Zheng , Zizheng Zhu , Yingchao Yu , Yanchen Huang , Changze Lv , Junfeng Tang , Zhaofei Yu , Yaochu Jin

Power dissipation in the sequential systems of modern CPU integrated chips (CPU-IC viz., Silicon Chip) is in discussion since the last decade. Researchers have been cultivating many low power design methods to choose the best potential…

硬件体系结构 · 计算机科学 2018-06-07 Dhiraj Sarkar , Pritam Bhattacharjee , Alak Majumder

We investigate the spin Hall effect (SHE) in a wide class of spin-orbit coupling systems by using spin force picture. We derive the general relation equation between spin force and spin current and show that the longitudinal force component…

介观与纳米尺度物理 · 物理学 2016-02-11 Cong Son Ho , Mansoor B. A. Jalil , Seng Ghee Tan

Spin transfer torques allow for electrical manipulation of magnetization at room temperature, which is utilized to build future electronic devices such as spin transfer torque memories. Recent experiments have discovered that the…

Spiking neural networks (SNNs) are being explored in an attempt to mimic brain's capability to learn and recognize at low power. Crossbar architecture with highly scalable Resistive RAM or RRAM array serving as synaptic weights and neuronal…

神经与进化计算 · 计算机科学 2018-08-08 Aditya Shukla , Udayan Ganguly

As nanoelectronics approaches the nanometer scale, a massive effort is underway to identify the next scalable logic technology beyond Complementary Metal Oxide Semiconductor (CMOS) computing. Such computing technology needs to improve…

介观与纳米尺度物理 · 物理学 2017-03-07 Sasikanth Manipatruni , Dmitri E. Nikonov , Ramamoorthy Ramesh , Huichu Li , Ian A. Young

An ideal switching effect is discovered in a semiconductor nanowire with a spatially-periodic Rashba structure. Bistable `ON' and `OFF' states can be realized by tuning the gate voltage applied on the Rashba regions. The energy range and…

介观与纳米尺度物理 · 物理学 2009-11-11 S. J. Gong , Z. Q. Yang

The spin Hall effect (SHE) of light is a useful metrological tool for characterizing the structure parameters variations of nanostructure. In this letter we propose using the SHE of light to identify the graphene layers. This technique is…

光学 · 物理学 2015-06-11 Xinxing Zhou , Xiaohui Ling , Hailu Luo , Shuangchun Wen

The spin polarization induced by the spin Hall effect (SHE) in thin films typically points out of the plane. This is rooted on the specific symmetries of traditionally studied systems, not in a fundamental constraint. Recently, experiments…

The spin Hall effect (SHE) is the conversion of charge current to spin current, and non-magnetic metals with large SHEs are extremely sought after for spintronic applications, but their rarity has stifled widespread use. Here we predict and…

介观与纳米尺度物理 · 物理学 2019-04-09 E. Derunova , Y. Sun , C. Felser , S. S. P. Parkin , B. Yan , M. N. Ali

An array of spin torque oscillators (STOs) for practical applications such as pattern recognition was recently proposed, where several STOs are connected by a common nonmagnet. In this structure, in addition to the electric and/or magnetic…

介观与纳米尺度物理 · 物理学 2019-01-24 Tomohiro Taniguchi

We report an approach to improving the performance of spin torque nano-oscillators (STNOs) that utilizes power-dependent negative feedback to achieve a significantly enhanced dynamic damping. In combination with a sufficiently slow…

介观与纳米尺度物理 · 物理学 2015-06-16 O. J. Lee , P. M. Braganca , V. S. Pribiag , D. C. Ralph , R. A. Buhrman

We propose a mechanism of intrinsic spin Hall effect (SHE). In this mechanism, local orbital angular momentum (OAM) induces electron position shift and couples with the bias electric field to generate orbital Hall effect (OHE). SHE then…

介观与纳米尺度物理 · 物理学 2014-07-15 Wonsig Jung , Dongwook Go , Hyun-Woo Lee , Changyoung Kim

The spin Hall effect (SHE) is an important spintronics phenomenon, which allows transforming a charge current into a spin current and vice versa without the use of magnetic materials or magnetic fields. To gain new insight into the physics…

Spin-Hall nano-oscillators (SHNO) are nanoscale spintronic devices that generate high-frequency (GHz) microwave signals useful for various applications such as neuromorphic computing and creating Ising systems. Recent research demonstrated…

介观与纳米尺度物理 · 物理学 2025-04-29 Robert Xi , Ya-An Lai , Andrew D. Kent

The method proposed by us in [1], which eliminates obstacles in the application of electrical methods for studying the spin-Hall effect (SHE) by creating a spin unbalance, which generates a charge unbalance, using the form effect without…

介观与纳米尺度物理 · 物理学 2020-02-11 Yu. N. Chiang , M. O. Dzyuba

When a spin-splitting field is introduced to a thin film superconductor, the spin currents polarized along the field couples to energy currents that can only decay via inelastic scattering. We study spin and energy injection into such a…

介观与纳米尺度物理 · 物理学 2024-06-05 Lina Johnsen Kamra , Jacob Linder

Spin-Hall nano-oscillators (SHNOs) are promising spintronic devices to realize current controlled GHz frequency signals in nanoscale devices for neuromorphic computing and creating Ising systems. However, traditional SHNOs -- devices based…

介观与纳米尺度物理 · 物理学 2023-03-21 Haowen Ren , Xin Yu Zheng , Sanyum Channa , Guanzhong Wu , Daisy A. O'Mahoney , Yuri Suzuki , Andrew D. Kent