99 citations · 157 across the 11 of their papers we have counts for
11 papers
Switching perpendicular magnets for Processing-in-memory with voltage gated Weyl Semimetals
Youjian Chen, Hamed Vakili, Md Golam Morshed +1
Processing-in-memory (PIM) reduces data transfer latency by rolling memory and logic elements into one compute location. As an emergent material candidate for such an architecture,…
Strained topological insulator spin-orbit torque random access memory (STI-SOTRAM) bit cell for energy-efficient Processing in Memory
Md Golam Morshed, Hamed Vakili, Mohammad Nazmus Sakib +3
We present a novel design of a strained topological insulator spin-orbit torque random access memory (STI-SOTRAM) bit cell comprising a piezoelectric/magnet (gating)/topological in…
Temperature-Resilient True Random Number Generation with Stochastic Actuated Magnetic Tunnel Junction Devices
Laura Rehm, Md Golam Morshed, Shashank Misra +5
Nanoscale magnetic tunnel junction (MTJ) devices can efficiently convert thermal energy in the environment into random bitstreams for computational modeling and cryptography. We re…
Reduced sensitivity to process, voltage and temperature variations in activated perpendicular magnetic tunnel junctions based stochastic devices
Md Golam Morshed, Laura Rehm, Ankit Shukla +5
True random number generators (TRNGs) are fundamental building blocks for many applications, such as cryptography, Monte Carlo simulations, neuromorphic computing, and probabilisti…
Phase Change Induced Magnetic Switching through Metal-insulator Transition in VO2/TbFeCo Films
Chung T. Ma, Salinporn Kittiwatnakul, Apiprach Sittipongpittaya +4
The ability to manipulate spins in magnetic materials is essential in designing spintronics devices. One method for magnetic switching is through strain. In VO2 on TiO2 thin films,…
A True Random Number Generator for Probabilistic Computing using Stochastic Magnetic Actuated Random Transducer Devices
Ankit Shukla, Laura Heller, Md Golam Morshed +4
Magnetic tunnel junctions (MTJs), which are the fundamental building blocks of spintronic devices, have been used to build true random number generators (TRNGs) with different trad…
A Deep Dive into the Computational Fidelity of High Variability Low Energy Barrier Magnet Technology for Accelerating Optimization and Bayesian Problems
Md Golam Morshed, Samiran Ganguly, Avik W. Ghosh
Low energy barrier magnet (LBM) technology has recently been proposed as a candidate for accelerating algorithms based on energy minimization and probabilistic graphs because their…
Choose your tools carefully: A Comparative Evaluation of Deterministic vs. Stochastic and Binary vs. Analog Neuron models for Implementing Emerging Computing Paradigms
Md Golam Morshed, Samiran Ganguly, Avik W. Ghosh
Neuromorphic computing, commonly understood as a computing approach built upon neurons, synapses, and their dynamics, as opposed to Boolean gates, is gaining large mindshare due to…
Positional stability of skyrmions in a racetrack memory with notched geometry
Md Golam Morshed, Hamed Vakili, Avik W. Ghosh
Magnetic skyrmions are chiral spin textures with attractive features, such as ultra-small size, solitonic nature, and easy mobility with small electrical currents that make them pr…
Tuning Dzyaloshinskii-Moriya Interaction in Ferrimagnetic GdCo: A First Principles Approach
Md Golam Morshed, Khoong Hong Khoo, Yassine Quessab +5
We present a systematic analysis of our ability to tune chiral Dzyaloshinskii-Moriya Interactions (DMI) in compensated ferrimagnetic Pt/GdCo/Pt1-xWx trilayers by cap layer composit…
Computing and Memory Technologies based on Magnetic Skyrmions
Hamed Vakili, Wei Zhou, Chung T Ma +13
Solitonic magnetic excitations such as domain walls and, specifically, skyrmionics enable the possibility of compact, high density, ultrafast,all-electronic, low-energy devices, wh…