Ultralow–switching current density multilevel phase-change memory on a flexible substrate

AI Khan, A Daus, R Islam, KM Neilson, HR Lee… - Science, 2021 - science.org
Phase-change memory (PCM) is a promising candidate for data storage in flexible
electronics, but its high switching current and power are often drawbacks. In this study, we …

[HTML][HTML] Novel nanocomposite-superlattices for low energy and high stability nanoscale phase-change memory

X Wu, AI Khan, H Lee, CF Hsu, H Zhang, H Yu… - Nature …, 2024 - nature.com
Data-centric applications are pushing the limits of energy-efficiency in today's computing
systems, including those based on phase-change memory (PCM). This technology must …

Unveiling the effect of superlattice interfaces and intermixing on phase change memory performance

AI Khan, X Wu, C Perez, B Won, K Kim, P Ramesh… - Nano Letters, 2022 - ACS Publications
Superlattice (SL) phase change materials have shown promise to reduce the switching
current and resistance drift of phase change memory (PCM). However, the effects of internal …

Energy Efficient Neuro‐Inspired Phase–Change Memory Based on Ge4Sb6Te7 as a Novel Epitaxial Nanocomposite

AI Khan, H Yu, H Zhang, JR Goggin, H Kwon… - Advanced …, 2023 - Wiley Online Library
Phase‐change memory (PCM) is a promising candidate for neuro‐inspired, data‐intensive
artificial intelligence applications, which relies on the physical attributes of PCM materials …

Uncovering Thermal and Electrical Properties of Sb2Te3/GeTe Superlattice Films

H Kwon, AI Khan, C Perez, M Asheghi, E Pop… - Nano Letters, 2021 - ACS Publications
Superlattice-like phase change memory (SL-PCM) promises lower switching current than
conventional PCM based on Ge2Sb2Te5 (GST); however, a fundamental understanding of …

Electro-thermal confinement enables improved superlattice phase change memory

AI Khan, H Kwon, ME Chen, M Asheghi… - IEEE Electron …, 2021 - ieeexplore.ieee.org
Large switching current density and resistance drift remain challenges for phase change
memory (PCM) in data storage and neuromorphic computing applications. Here, we address …

Self-rectifying memory cell based on SiGeAsSe ovonic threshold switch

T Ravsher, D Garbin, A Fantini… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Cross-point array architecture offers a path toward low-cost storage-class memory (SCM).
However, it requires a selector, such as an ovonic threshold switch (OTS) in series with the …

Growth of Textured Chalcogenide Thin Films and Their Functionalization through Confinement

P Kerres, R Mazzarello… - … status solidi (a), 2024 - Wiley Online Library
A number of chalcogenides show a remarkable portfolio of properties, which enables a
plethora of applications including thermoelectric power generation and phase change …

Low energy switching of phase change materials using a 2D thermal boundary layer

J Ning, Y Wang, TY Teo, CC Huang… - … Applied Materials & …, 2022 - ACS Publications
The switchable optical and electrical properties of phase change materials (PCMs) are
finding new applications beyond data storage in reconfigurable photonic devices. However …

Modeling and computation of thermal and optical properties in silicene supported honeycomb bilayer and heterobilayer nanostructures

M Noshin, AI Khan, R Chakraborty, S Subrina - Materials Science in …, 2021 - Elsevier
The compatibility of silicene with the semiconductor technology and its promise in
thermoelectric and in optoelectronic devices demands modulation and optimization of its …