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Related papers: Spin Wave Based 4-2 Compressor

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In recent years, reversible logic has emerged as a promising computing paradigm having application in low power CMOS, quantum computing, nanotechnology, and optical computing. The classical set of gates such as AND, OR, and EXOR are not…

Hardware Architecture · Computer Science 2016-11-17 Himanshu Thapliyal , M. B. Srinivas

The power flow process mediated by spin current in the bilayer device consisting of ferromagnetic metal (FM) and non-magnetic metal (NM) layers is examined by realizing experimental evaluations for each process from the microwave absorption…

Materials Science · Physics 2020-12-25 Kenta Nakahashi , Kohei Takaishi , Takayuki Suzuki , Katsuichi Kanemoto

To mitigate climate change, our global society is harnessing direct (solar irradiation) and indirect (wind/water flow) sources of renewable electrical power generation. Emerging direct sources include current-producing thermal gradients in…

Mesoscale and Nanoscale Physics · Physics 2019-10-24 K. Katcko , E. Urbain , B. Taudul , F. Schleicher , J. Arabski , E. Beaurepaire , B. Vileno , D. Spor , W. Weber , D. Lacour , S. Boukari , M. Hehn , M. Alouani , J. Fransson , M. Bowen

Spin waves are collective excitations propagating in the magnetic medium with ordered magnetizations. Magnonics, utilizing the spin wave (magnon) as information carrier, is a promising candidate for low-dissipation computation and…

Mesoscale and Nanoscale Physics · Physics 2016-10-19 Weichao Yu , Jin Lan , Ruqian Wu , Jiang Xiao

The application of Magnetic Random-Access Memory (MRAM) in computing-in-memory (CIM) has gained significant attention. However, existing designs often suffer from high energy consumption due to their reliance on complex analog circuits for…

Hardware Architecture · Computer Science 2025-11-10 Deyang Yu , Chenchen Liu , Chuanjie Zhang , Xiao Fang , Weisheng Zhao

Quantum processor architectures must enable scaling to large qubit numbers while providing two-dimensional qubit connectivity and exquisite operation fidelities. For microwave-controlled semiconductor spin qubits, dense arrays have made…

This paper introduces a 71.2-$\mu$W speech recognition accelerator designed for edge devices' real-time applications, emphasizing an ultra low power design. Achieved through algorithm and hardware co-optimizations, we propose a compact…

Hardware Architecture · Computer Science 2026-05-01 Chih-Chyau Yang , Tian-Sheuan Chang

The ability to control microwave emission from a spin ensemble is a requirement of several quantum memory protocols. Here, we demonstrate such ability by using a resonator whose frequency can be rapidly tuned with a bias current. We store…

Mesoscale and Nanoscale Physics · Physics 2022-11-01 V. Ranjan , Y. Wen , A. K. V. Keyser , S. E. Kubatkin , A. V. Danilov , T. Lindström , P. Bertet , S. E. de Graaf

This paper investigates the implementation of microwave and mm-wave integrated circuits for control and readout of electron/hole spin qubits, as elementary building blocks for future emerging quantum computing technologies. In particular,…

Quantum Physics · Physics 2024-09-13 Raffaele R. Severino , Michele Spasaro , Domenico Zito

Spin injection efficiency based on conventional ferromagnet (or half-metallic ferromagnet) /semiconductor is greatly limited by the Schmidt obstacle due to conductivity mismatch, here we proposed that by replacing the metallic injectors…

Mesoscale and Nanoscale Physics · Physics 2014-12-01 G. Z. Xu , W. H. Wang , X. M. Zhang , Y. Wang , E. K. Liu , X. K. Xi , G. H. Wu

For the realization of magnonic devices, spin-wave dispersions need to be identified. Recently, the time-resolved pump-probe imaging method combined with the Fourier transform was demonstrated for obtaining the dispersions in the…

Optics · Physics 2021-02-24 Ryo Kainuma , Keita Matsumoto , Takuya Satoh

Physics-inspired computing paradigms, such as Ising machines, are emerging as promising hardware alternatives to traditional von Neumann architectures for tackling computationally intensive combinatorial optimization problems (COPs). While…

Applied Physics · Physics 2026-03-17 Sai Li , Yihao Zhang , Albert Lee , Zheng Zhu , Lang Zeng , Peng Wang , Lei Gao , Di Wu , Weisheng Zhao

A theoretical spin-based scheme for performing a variety of quantum computations is presented. It makes use of an array of multiple identical computer vectors of phosphorus-doped silicon where the nuclei serve as logical qubits and the…

Quantum Physics · Physics 2013-02-08 Aharon Blank

Spin waves (SWs) and their quanta, magnons, are essential to achieving low-power information transmission in future spintronic devices. Backward volume magnetostatic spin waves (BVMSWs) exhibit a unique dispersion relationship: one…

Applied Physics · Physics 2025-05-06 Xuhui Su , Dawei Wang , Shaojie Hu

Applications of Wireless Sensor Networks (WSNs) are growing day by day due to the ease of deployment, reduction in costs to affordable levels and versatility of these networks. Besides developing advanced micro fabrication technologies…

Networking and Internet Architecture · Computer Science 2015-06-17 Vandana Jindal , A. K. Verma , Seema Bawa

Intelligent reflecting surface (IRS) is a potential candidate for massive multiple-input multiple-output (MIMO) 2.0 technology due to its low cost, ease of deployment, energy efficiency and extended coverage. This chapter investigates the…

Signal Processing · Electrical Eng. & Systems 2026-02-24 Yashuai Cao , Hetong Wang , Tiejun Lv , Wei Ni

This paper describes Switch 2.0, an open-source modeling platform for planning transitions to low-emission electric power grids, designed to satisfy 21st century grid planning requirements. Switch is capable of long-, medium- and short-term…

Optimization and Control · Mathematics 2019-06-24 Josiah Johnston , Rodrigo Henríquez , Benjamín Maluenda , Matthias Fripp

We present a low-power, energy efficient 32-bit RISC-V microprocessor unit (MCU) in 22 nm FD-SOI. It achieves ultra-low leakage,even at high temperatures, by using an adaptive reverse body biasing aware sign-off approach, a low-power…

Magnetic skyrmions are nanometric spin textures characterized by a quantized topological invariant in magnets and often emerge in a crystallized form called skyrmion crystal in an external magnetic field. We propose that magnets hosting a…

Mesoscale and Nanoscale Physics · Physics 2023-12-21 Mu-Kun Lee , Masahito Mochizuki

Springs store mechanical energy similar to batteries storing electrical energy. However, conventional springs are heavy and store limited amounts of mechanical energy relative to batteries, i.e they have low mass-energy-density.…

Robotics · Computer Science 2024-10-28 Amanda Sutrisno , David J. Braun