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Related papers: Energy-efficient hybrid spintronic-straintronic re…

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We propose a heterostructure device comprised of magnets and piezoelectrics that significantly improves the delay and the energy dissipation of an all-spin logic (ASL) device. This paper studies and models the physics of the device,…

The detection of mechanical vibrations near the quantum limit is a formidable challenge since the displacement becomes vanishingly small when the number of phonon quanta tends towards zero. An interesting setup for on-chip nanomechanical…

The development of spintronic oscillators is driven by their potential applications in radio frequency telecommunication and neuromorphic computing. In this work, we propose a spintronic oscillator based on the chiral coupling in thin…

Mesoscale and Nanoscale Physics · Physics 2021-06-07 Zhiyang Zeng , Zhaochu Luo , Laura J. Heyderman , Joo-Von Kim , Aleš Hrabec

Magneto-elastic (or "straintronic") switching has emerged as an extremely energy-efficient mechanism for switching the magnetization of magnetostrictive nanomagnets in magnetic memory, logic and non-Boolean circuits. Here, we investigate…

Mesoscale and Nanoscale Physics · Physics 2019-02-12 Sucheta Mondal , Md Ahsanul Abeed , Koustuv Dutta , Anulekha De , Sourav Sahoo , Anjan Barman , Supriyo Bandyopadhyay

We show how to utilize magnetostriction to synchronize two mechanical vibration modes in a cavity magnomechanical system. The dispersive magnetostrictive interaction provides necessary nonlinearity required for achieving synchronization.…

Quantum Physics · Physics 2023-12-06 Jiong Cheng , Wenlin Li , Jie Li

Nanomechanical oscillators have been employed as transducers to measure force, mass and charge with high sensitivity. They are also used in opto- or electromechanical experiments with the goal of quantum control and phenomena of mechanical…

Optics · Physics 2015-06-03 Emanuel Gavartin , Pierre Verlot , Tobias J. Kippenberg

Spin transistors (whose on-off operation is achieved by electric-field-controlled spin orientation 1), if realized, can revolutionize modern electronics through the implementation of a faster and a more energy-efficient performance as well…

Mesoscale and Nanoscale Physics · Physics 2018-07-16 Shengwei Jiang , Lizhong Li , Zefang Wang , Jie Shan , Kin Fai Mak

In this paper, we present microring resonator (MRR) based polymorphic E-O circuits and architectures that can be employed for high-speed and energy-efficient non-binary reconfigurable computing. Our polymorphic E-O circuits can be…

Hardware Architecture · Computer Science 2023-04-18 Ishan Thakkar , Sairam Sri Vatsavai , Venkata Sai Praneeth Karempudi

Reconfiguration has been used for both defect- and fault-tolerant nanoscale architectures with regular structure. Recent advances in self-assembled nanowires have opened doors to a new class of electronic devices with irregular structure.…

Emerging Technologies · Computer Science 2014-06-16 Alireza Goudarzi , Matthew R. Lakin , Darko Stefanovic , Christof Teuscher

Solid state magnetic field sensors based on magneto-resistance modulation find direct applications in communication devices, specifically in proximity detection, rotational reference detection and current sensing. In this work, we propose…

Mesoscale and Nanoscale Physics · Physics 2016-09-27 Abhishek Sharma , Ashwin Tulapurkar , Bhaskaran Muralidharan

We propose an extremely energy-efficient mixed-signal approach for performing vector-by-matrix multiplication in a time domain. In such implementation, multi-bit values of the input and output vector elements are represented with…

Hardware Architecture · Computer Science 2017-11-30 Mohammad Bavandpour , Mohammad Reza Mahmoodi , Dmitri B. Strukov

An analysis of a novel magnetic field sensor based on a graphene spin capacitor is presented. The proposed device consists of graphene nanoribbons on top of an insulator material connected to a ferromagnetic source/drain. The time evolution…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Y. G. Semenov , J. M. Zavada , K. W. Kim

The rate of charge-parity switching in a full-shell superconductor-semiconductor nanowire qubit is measured by directly monitoring the dispersive shift of a readout resonator. At zero magnetic field, the measured switching time scale $T_P$…

Mesoscale and Nanoscale Physics · Physics 2023-10-03 O. Erlandsson , D. Sabonis , A. Kringhøj , T. W. Larsen , P. Krogstrup , K. D. Petersson , C. M. Marcus

We suggest a realization of a bistable non-volatile memory capacitor (memcapacitor). Its design utilizes a strained elastic membrane as a plate of a parallel-plate capacitor. The applied stress generates low and high capacitance…

Mesoscale and Nanoscale Physics · Physics 2011-09-29 J. Martinez-Rincon , Y. V. Pershin

Decrease of spin polarization in spintronics devices under an application of bias voltage is one of currently important problems which should be solved. We reveal unprecedented robustness of spin polarization in multi-layer graphene spin…

Materials Science · Physics 2009-11-05 Masashi Shiraishi , Megumi Ohishi , Ryo Nouchi , Takayuki Nozaki , Teruya Shinjo , Yoshishige Suzuki

We experimentally demonstrate a hybrid reservoir computing system consisting of an electro-optic modulator and field programmable gate array (FPGA). It implements delay lines and filters digitally for flexible dynamics and high…

Signal Processing · Electrical Eng. & Systems 2021-02-19 Prajnesh Kumar , Mingwei Jin , Ting Bu , Santosh Kumar , Yu-Ping Huang

The controlled fabrication of actively switchable atomic-scale devices, in particular transistors, has remained elusive to date. Here we explain operation of an atomic-scale three-terminal device by a novel switching mechanism of bistable,…

Mesoscale and Nanoscale Physics · Physics 2009-04-07 F. -Q. Xie , R. Maul , A. Augenstein , Ch. Obermair , E. B. Starikov , G. Schoen , Th. Schimmel , W. Wenzel

Voltage-driven 180$^\circ$ magnetization switching without electric current provides the possibility for revolutionizing the spintronics. We demonstrated the voltage-driven charge-mediated 180$^\circ$ magnetization switching at room…

Materials Science · Physics 2017-09-12 Min Yi , Hongbin Zhang , Bai-Xiang Xu

Quantum magnetometers based on spin defects in solids enable sensitive imaging of various magnetic phenomena, such as ferro- and antiferromagnetism, superconductivity, and current-induced fields. Existing protocols primarily focus on static…

A radio-frequency (rf) matching circuit with an in situ tunable varactor diode used for rf reflectometry measurements in semiconductor nanostructures is investigated and used to optimize the sample-specific chip design. The samples are…

Mesoscale and Nanoscale Physics · Physics 2012-10-12 S. Hellmüller , M. Pikulski , T. Müller , B. Küng , G. Puebla-Hellmann , A. Wallraff , M. Beck , K. Ensslin , T. Ihn