English
Related papers

Related papers: Purely Antiferromagnetic Magnetoelectric Random Ac…

200 papers

We propose spin transfer torque--magnetoresistive random access memory (STT-MRAM) based on magneto-resistance and spin transfer torque physics of band-pass spin filtering. Utilizing the electronic analogs of optical phenomena such as…

Mesoscale and Nanoscale Physics · Physics 2019-08-20 Abhishek Sharma , Ashwin Tulapurkar , Bhaskaran Muralidharan

The electric manipulation of antiferromagnets has become an area of great interest recently for zero-stray-field spintronic devices, and for their rich spin dynamics. Generally, the application of antiferromagnetic media for information…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 Muftah Al-Mahdawi , Satya Prakash Pati , Yohei Shiokawa , Shujun Ye , Tomohiro Nozaki , Masashi Sahashi

The speed of writing of state-of-the-art ferromagnetic memories is physically limited by an intrinsic GHz threshold. Recently, an alternative research direction has been initiated by realizing memory devices based on antiferromagnets in…

Rotating the magnetization of a magnetostrictive nanomagnet with electrically generated mechanical strain dissipates miniscule amount of energy compared to any other rotation method and would have been the ideal method to write bits in…

Materials Science · Physics 2014-07-09 Ayan K. Biswas , Supriyo Bandyopadhyay , Jayasimha Atulasimha

Antiferromagnetic spintronics have attracted wide attention due to its great potential in constructing ultra-dense and ultra-fast antiferromagnetic memory that suits modern high-performance information technology. The electrical 180o…

Spin Transfer Torque Random Access Memory (STT-RAM) has garnered interest due to its various characteristics such as non-volatility, low leakage power, high density. Its magnetic properties have a vital role in STT switching operations…

Hardware Architecture · Computer Science 2022-08-17 Saeed Seyedfaraji , Javad Talafy Daryani , Mohamed M. Sabry Aly , Semeen Rehman

We have fabricated a variety of "PZT-PFW" (PbZr0.52Ti0.48O3)1-x(PbFe2/3W1/3O3)x [PZTFWx; 0.2 < x < 0.4] single-phase tetragonal ferroelectrics via chemical solution deposition (CSD) [polycrystalline] and pulsed laser deposition (PLD)…

Materials Science · Physics 2010-06-18 Ashok Kumar , Ram S. Katiyar , James F. Scott

A rapidly developing field of spintronics is based on the premise that substituting charge with spin as a carrier of information can lead to new devices with lower power consumption, non-volatility and high operational speed. Despite…

Materials Science · Physics 2009-11-13 M. Overby , A. Chernyshov , L. P. Rokhinson , X. Liu , J. K. Furdyna

We report the realization of a read-write device out of the ferromagnetic semiconductor (Ga,Mn)As as the first step to fundamentally new information processing paradigm. Writing the magnetic state is achieved by current-induced switching…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 S. Mark , P. Dürrenfeld , K. Pappert , L. Ebel , K. Brunner , C. Gould , L. W. Molenkamp

Ferroelectric field effect transistors (FeFETs) are being actively investigated with the potential for in-memory computing (IMC) over other non-volatile memories (NVMs). Content Addressable Memories (CAMs) are a form of IMC that performs…

Emerging Technologies · Computer Science 2020-07-20 Xunzhao Yin , Chao Li , Qingrong Huang , Li Zhang , Michael Niemier , Xiaobo Sharon Hu , Cheng Zhuo , Kai Ni

Magnetic random-access memory (MRAM) is a promising memory technology due to its high density, non-volatility, and high endurance. However, achieving high memory fidelity incurs significant write-energy costs, which should be reduced for…

Information Theory · Computer Science 2020-09-22 Yongjune Kim , Yoocharn Jeon , Cyril Guyot , Yuval Cassuto

Antiferromagnets are a promising platform for next-generation spintronics due to their ultrafast spin dynamics and robustness to external fields. All-optical control of antiferromagnetic order is essential to fully exploit their potential…

Ferroelectric altermagnets (FEAMs) offer unique magnetoelectric coupling properties by combining the characteristics of both antiferromagnets and ferromagnets, yet their multifunctional electric control remains largely unexplored. Here, we…

Materials Science · Physics 2025-09-30 ShuaiYu Wang , Wei-Wei Wang , Jiaxuan Fan , Xiaodong Zhou , Xiao-Ping Li , Lei Wang

It has been shown that the combining of the electrical effect on the exchange bias field with giant magneto-resistance effect of the graphene/ferromagnet hybrid structures reveals a new non-volatile magnetic random access memory device…

Materials Science · Physics 2009-01-09 Y. G. Semenov , J. M. Zavada , K. W. Kim

First-generation magnetic random access memories based on anisotropic magnetoresistance required magnetic fields for both writing and reading. Modern all-electrical read/write memories use instead non-relativistic spin-transport connecting…

Materials Science · Physics 2015-06-02 K. Olejník , V. Novák , J. Wunderlich , T. Jungwirth

Achieving robust room-temperature ferromagnetism in purely organic 2D crystals remains a fundamental challenge, primarily due to antiferromagnetic (AFM) coupling mediated by {\pi}-electron superexchange. Here, we present a mix-topology…

Materials Science · Physics 2025-08-26 Hongde Yu , Thomas Heine

Magnetoelectric coupling is vital for exploring fundamental science and driving the development of high-density memory and energy-efficient spintronic devices. Altermagnets, which merge the benefits of ferromagnets and antiferromagnets,…

Materials Science · Physics 2026-03-03 Pengqiang Dong , Hanbo Sun , Chao Wu , Ping Li

This work presents a novel approach to configure 2T-nC ferroelectric RAM (FeRAM) for performing single cell logic-in-memory operations, highlighting its advantages in energy-efficient computation over conventional DRAM-based approaches.…

Emerging Technologies · Computer Science 2026-01-12 Rudra Biswas , Jiahui Duan , Shan Deng , Xuezhong Niu , Yixin Qin , Prapti Panigrahi , Varun Parekh , Rajiv Joshi , Kai Ni , Vijaykrishnan Narayanan

Altermagnetism (AM), a collinear magnetic phase with momentum-dependent spin splitting, is a promising candidate for strong magnetoelectric coupling. However, realizing direct and tunable coupling between ferroelectricity (FE) and AM within…

Materials Science · Physics 2026-05-07 Tao Yao , Quan Shen , Wenhu Liao , Jianing Tan , Jiansheng Dong

Searching for novel antiferromagnetic materials with large magnetotransport response is highly demanded for constructing future spintronic devices with high stability, fast switching speed, and high density. Here we report a colossal…