969 citations · 3.6k across the 26 of their papers we have counts for
27 papers
Double-Free-Layer Stochastic Magnetic Tunnel Junctions with Synthetic Antiferromagnets
Kemal Selcuk, Shun Kanai, Rikuto Ota +3
Stochastic magnetic tunnel junctions (sMTJ) using low-barrier nanomagnets have shown promise as fast, energy-efficient, and scalable building blocks for probabilistic computing. De…
Investigation of Spin-Wave Dynamics in Gyroid Nanostructures
Mateusz Gołębiewski, Riccardo Hertel, Vitaliy Vasyuchka +6
A new concept in magnonics studies the dynamics of spin waves (SWs) in three-dimensional nanosystems. It is a natural evolution from conventionally used planar systems to explore m…
X-ray nanotomography reveals formation of single diamonds by block copolymer self-assembly
Kenza Djeghdi, Dmitry Karpov, S. Narjes Abdollahi +14
Block copolymers are recognised as a valuable platform for creating nanostructured materials with unique properties. Morphologies formed by block copolymer self-assembly can be tra…
High-resolution three-dimensional imaging of topological textures in single-diamond networks
Dmitry Karpov, Kenza Djeghdi, Mirko Holler +14
Highly periodic structures are often said to convey the beauty of nature. However, most material properties are strongly influenced by the defects they contain. On the mesoscopic s…
CMOS + stochastic nanomagnets: heterogeneous computers for probabilistic inference and learning
Nihal Sanjay Singh, Keito Kobayashi, Qixuan Cao +8
Extending Moore's law by augmenting complementary-metal-oxide semiconductor (CMOS) transistors with emerging nanotechnologies (X) has become increasingly important. One important c…
A full-stack view of probabilistic computing with p-bits: devices, architectures and algorithms
Shuvro Chowdhury, Andrea Grimaldi, Navid Anjum Aadit +9
The transistor celebrated its 75 birthday in 2022. The continued scaling of the transistor defined by Moore's Law continues, albeit at a slower pace. Meanwhile, compu…
Magnetic order in nanoscale gyroid networks
Ami S. Koshikawa, Justin Llandro, Masayuki Ohzeki +3
Three-dimensional magnetic metamaterials feature interesting phenomena that arise from a delicate interplay of material properties, local anisotropy, curvature, and connectivity. A…
Anisotropic magnetotransport in the layered antiferromagnet TaFeTe
Rajeswari Roy Chowdhury, Samik DuttaGupta, Chandan Patra +3
The discovery of fascinating ways to control and manipulate antiferromagnetic materials have garnered considerable attention as an attractive platform to explore novel spintronic p…
Modification of unconventional Hall effect with doping at the non-magnetic site in a 2D van der Waals ferromagnet
Rajeswari Roy Chowdhury, Chandan Patra, Samik DuttaGupta +4
Two-dimensional (2D) van der Waals (vdW) magnetic materials have garnered considerable attention owing to the existence of magnetic order down to atomic dimensions and flexibility…
Spintronic memristors for computing
Qiming Shao, Zhongrui Wang, Yan Zhou +3
The ever-increasing amount of data from ubiquitous smart devices fosters data-centric and cognitive algorithms. Traditional digital computer systems have separate logic and memory…
Large Exotic Spin Torques in Antiferromagnetic Iron Rhodium
Jonathan Gibbons, Takaaki Dohi, Vivek P. Amin +16
Spin torque is a promising tool for driving magnetization dynamics for novel computing technologies. These torques can be easily produced by spin-orbit effects, but for most conven…
Emergent inductance by dynamical Aharonov-Casher phases
Yuta Yamane, Shunsuke Fukami, Jun'ichi Ieda
We propose a mechanism of inductance operation originating from a dynamical Aharonov-Casher (AC) phase of an electron in ferromagnets. By taking into account spin-orbit coupling ef…
Roadmap of spin-orbit torques
Qiming Shao, Peng Li, Luqiao Liu +16
Spin-orbit torque (SOT) is an emerging technology that enables the efficient manipulation of spintronic devices. The initial processes of interest in SOTs involved electric fields,…
Hardware-aware Boltzmann machine learning using stochastic magnetic tunnel junctions
Jan Kaiser, William A. Borders, Kerem Y. Camsari +3
One of the big challenges of current electronics is the design and implementation of hardware neural networks that perform fast and energy-efficient machine learning. Spintronics i…
Double Free-Layer Magnetic Tunnel Junctions for Probabilistic Bits
Kerem Y. Camsari, Mustafa Mert Torunbalci, William A. Borders +2
Naturally random devices that exploit ambient thermal noise have recently attracted attention as hardware primitives for accelerating probabilistic computing applications. One such…
Unconventional Hall effect and its variation with Co-doping in van der Waals Fe3GeTe2
Rajeswari Roy Chowdhury, Samik DuttaGupta, Chandan Patra +5
Two-dimensional (2D) van der Waals (vdW) magnetic materials have attracted a lot of attention owing to the stabilization of long-range magnetic order down to atomic dimensions, and…
Memristive control of mutual SHNO synchronization for neuromorphic computing
Mohammad Zahedinejad, Himanshu Fulara, Roman Khymyn +5
Synchronization of large spin Hall nano-oscillators (SHNO) arrays is an appealing approach toward ultra-fast non-conventional computing based on nanoscale coupled oscillator networ…
Spintronics for neuromorphic computing
J. Grollier, D. Querlioz, K. Y. Camsari +3
Neuromorphic computing uses brain-inspired principles to design circuits that can perform computational tasks with superior power efficiency to conventional computers. Approaches t…
Current distribution in metallic multilayers from resistance measurements
Ondřej Stejskal, André Thiaville, Jaroslav Hamrle +2
The in-plane current profile within multilayers of generic structure Ta/Pt/(CoNi)/Pt/Ta is investigated. A large set of samples where the thickness of each layer is systematically…
Giant voltage control of spin Hall nano-oscillator damping
Himanshu Fulara, Mohammad Zahedinejad, Roman Khymyn +5
Spin Hall nano-oscillators (SHNOs) are emerging spintronic devices for microwave signal generation and oscillator based neuromorphic computing combining nano-scale footprint, fast…
Giant perpendicular magnetic anisotropy in Ir/Co/Pt multilayers
Yong-Chang Lau, Zhendong Chi, Tomohiro Taniguchi +8
We have studied the magnetic properties of multilayers composed of ferromagnetic metal Co and heavy metals with strong spin orbit coupling (Pt and Ir). Multilayers with symmetric (…
Shape anisotropy revisited in single-digit nanometer magnetic tunnel junctions
K. Watanabe, B. Jinnai, S. Fukami +2
Nanoscale magnetic tunnel junction plays a pivotal role in magnetoresistive random access memories. Successful implementation depends on a simultaneous achievement of low switching…
The Optical System for the Large Size Telescope of the Cherenkov Telescope Array
M. Hayashida, K. Noda, M. Teshima +20
The Large Size Telescope (LST) of the Cherenkov Telescope Array (CTA) is designed to achieve a threshold energy of 20 GeV. The LST optics is composed of one parabolic primary mirro…
Magnetization switching by spin-orbit torque in an antiferromagnet/ferromagnet bilayer system
Shunsuke Fukami, Chaoliang Zhang, Samik DuttaGupta +1
Spin-orbit torque (SOT)-induced magnetization switching shows promise for realizing ultrafast and reliable spintronics devices. Bipolar switching of perpendicular magnetization via…