48 citations · 240 across the 20 of their papers we have counts for
21 papers
Quantum Games and Interactive Tools for Quantum Technologies Outreach and Education
Zeki C. Seskir, Piotr Migdał, Carrie Weidner +21
In this article, we provide an extensive overview of a wide range of quantum games and interactive tools that have been employed by the community in recent years. The paper present…
Physics-Based Models for Magneto-Electric Spin-Orbit Logic Circuits
Hai Li, Dmitri E. Nikonov, Chia-Ching Lin +5
Spintronic devices are a promising beyond-CMOS device option thanks to their energy efficiency and compatibility with CMOS. To accurately capture their multi-physics dynamics, a ri…
Physical Mechanism behind the Hysteresis-free Negative Capacitance Effect in Metal-Ferroelectric-Insulator-Metal Capacitors with Dielectric Leakage and Interfacial Trapped Charges
Chia-Sheng Hsu, Sou-Chi Chang, Dmitri E. Nikonov +2
The negative capacitance (NC) stabilization of a ferroelectric (FE) material can potentially provide an alternative way to further reduce the power consumption in ultra-scaled devi…
Materials Requirements of High-Speed and Low-Power Spin-Orbit-Torque Magnetic Random-Access Memory
Xiang Li, Shy-Jay Lin, Mahendra DC +5
As spin-orbit-torque magnetic random-access memory (SOT-MRAM) is gathering great interest as the next-generation low-power and high-speed on-chip cache memory applications, it is c…
A micromagnetic study of the switching dynamics of the BiFeO/CoFe heterojunction
Yu-Ching Liao, Dmitri E. Nikonov, Sourav Dutta +4
The switching dynamics of a single-domain BiFeO3/CoFe heterojunction is modeled and key parameters such as interface exchange coupling coefficient are extracted from experimental r…
Multi-domain Characterization of Ferroelectric Switching Dynamics with a Physics-based SPICE Circuit Model for Phase Field Simulations
Chia-Sheng Hsu, Sou-Chi Chang, Dmitri E. Nikonov +2
In this paper, the multi-domain nature of ferroelectric (FE) polarization switching dynamics in a metal-ferroelectric-metal (MFM) capacitor is explored through a physics-based phas…
Bipolar electric field switching of perpendicular magnetic tunnel junctions through voltage controlled exchange coupling
Delin Zhang, Mukund Bapna, Wei Jiang +10
Perpendicular magnetic tunnel junctions (p-MTJs) switched utilizing bipolar electric fields have extensive applications in energy-efficient memory and logic devices. Voltage-contro…
Simulation of the Magnetization Dynamics of a Single Domain BiFeO Thin Film
Yu-Ching Liao, Dmitri E. Nikonov, Sourav Dutta +4
The switching dynamics of a single-domain BiFeO thin films is investigated through combining the dynamics of polarization and Neel vector. The evolution of the ferroelectric po…
A mixed signal architecture for convolutional neural networks
Qiuwen Lou, Chenyun Pan, John McGuiness +4
Deep neural network (DNN) accelerators with improved energy and delay are desirable for meeting the requirements of hardware targeted for IoT and edge computing systems. Convolutio…
Hybrid Piezoelectric-Magnetic Neurons: A Proposal for Energy-Efficient Machine Learning
William Scott, Jonathan Jeffrey, Blake Heard +5
This paper proposes a spintronic neuron structure composed of a heterostructure of magnets and a piezoelectric with a magnetic tunnel junction (MTJ). The operation of the device is…
Skyrmion nucleation via localized spin current injection in confined nanowire geometry in low chirality magnetic materials
Sourav Dutta, Dmitri E. Nikonov, George Bourianoff +3
Magnetic skyrmions have been the focus of intense research with promising applications in memory, logic and interconnect technology. Several schemes have been recently proposed and…
Clocked Magnetostriction-Assisted Spintronic Device Design and Simulation
Rouhollah Mousavi Iraei, Nickvash Kani, Sourav Dutta +5
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…
Proposal for nanoscale cascaded plasmonic majority gates for non-Boolean computation
Sourav Dutta, Odysseas Zografos, Surya Gurunarayanan +4
Surface-plasmon-polariton waves propagating at the interface between a metal and a dielectric, hold the key to future high-bandwidth, dense on-chip integrated logic circuits overco…
Beyond-CMOS Device Benchmarking for Boolean and Non-Boolean Logic Applications
Chenyun Pan, Azad Naeemi
The latest results of benchmarking research are presented for a variety of beyond-CMOS charge- and spin-based devices. In addition to improving the device-level models, several new…
Overcoming thermal noise in non-volatile spin wave logic
Sourav Dutta, Dmitri E. Nikonov, Sasikanth Manipatruni +2
Spin waves are propagating disturbances in magnetically ordered materials, analogous to lattice waves in solid systems and are often described from a quasiparticle point of view as…
Non-volatile spin wave majority gate at the nanoscale
Odysseas Zografos, Sourav Dutta, Mauricio Manfrini +6
A spin wave majority fork-like structure with feature size of 40\,nm, is presented and investigated, through micromagnetic simulations. The structure consists of three merging out-…
Low-power Spin Valve Logic using Spin-transfer Torque with Automotion of Domain Walls
Sou-Chi Chang, Sasikanth Manipatruni, Dmitri E. Nikonov +2
A novel scheme for non-volatile digital computation is proposed using spin-transfer torque (STT) and automotion of magnetic domain walls (DWs). The basic computing element is compo…
Theoretical Approach to Electroresistance in Ferroelectric Tunnel Junctions
Sou-Chi Chang, Azad Naeemi, Dmitri E. Nikonov +1
In this paper, a theoretical approach, comprising the non-equilibrium Green's function method for electronic transport and Landau-Khalatnikov equation for electric polarization dyn…
A Probability-Density Function Approach to Capture the Stochastic Dynamics of the Nanomagnet and Impact on Circuit Performance
Nickvash Kani, Shaloo Rakheja, Azad Naeemi
In this paper we systematically evaluate the variation in the reversal delay of a nanomagnet driven by a longitudinal spin current while under the influence of thermal noise. We th…
A Proposal for Energy-Efficient Cellular Neural Network based on Spintronic Devices
Chenyun Pan, Azad Naeemi
Due to the massive parallel computing capability and outstanding image and signal processing performance, cellular neural network (CNN) is one promising type of non-Boolean computi…
Smart Detector Cell: A Scalable All-Spin Circuit for Low Power Non-Boolean Pattern Recognition
Hamidreza Aghasi, Rouhollah Mousavi Iraei, Azad Naeemi +1
We present a new circuit for non-Boolean recognition of binary images. Employing all-spin logic (ASL) devices, we design logic comparators and non-Boolean decision blocks for compa…