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 …

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 …

Perspectives on MXene-PZT based ferroelectric memristor in computation in memory applications

M Zhang, Y Wei, C Liu, Z Ding, X Liang, S Ming… - Applied Physics …, 2023 - pubs.aip.org
Lead zirconate titanate (PZT) is the promising candidate in advanced ferroelectric memory
application due to its excellent piezoelectricity, ferroelectricity, pyroelectricity, non-linear …

Reconfigurable Multilevel Storage and Neuromorphic Computing Based on Multilayer Phase-Change Memory

L Wang, G Ma, S Yan, X Cheng… - ACS Applied Materials & …, 2024 - ACS Publications
In the era of big data, the amount of global data is increasing exponentially, and the storage
and processing of massive data put forward higher requirements for memory. To deal with …

Phase transition and electrical conversion properties of Ge/Sb nano-multilayer films on flexible substrates

C Wang, Y Hu, L Li - npj Flexible Electronics, 2024 - nature.com
Flexible information memory is the key component of flexible electronic devices and the core
of intelligent wearable devices. In this paper, Ge/Sb multilayer phase change films of various …

Sb2Te3/TiTe2‐Heterostructure‐Based Phase Change Memory for Fast Set Speed and Low Reset Energy

J Park, H Sung, S Son, S Ju… - physica status solidi (RRL) …, 2023 - Wiley Online Library
The phase change memory (PCM) device has spotlighted as a candidate group for storage
class memory devices and neuromorphic devices. However, the conventional GST‐based …

Resistance Drift in Melt-Quenched Ge2Sb2Te5 Phase Change Memory Line Cells at Cryogenic Temperatures

ABMH Talukder, MTB Kashem, R Khan… - ECS Journal of Solid …, 2024 - iopscience.iop.org
We characterized resistance drift in phase change memory devices in the 80 K to 300 K
temperature range by performing measurements on 20 nm thick,∼ 70–100 nm wide lateral …

Evidence for Ge2Sb2Te5 phase formation upon crystallization of Ge-doped Sb2Te3 phase change films

L Miao, L Chen - Vacuum, 2024 - Elsevier
In this work, we investigated the phase transition characteristics of Ge-doped Sb 2 Te 3
phase change films prepared by the magnetron sputtering method. During the crystallization …

High speed and high reliability phase transition via constrained crystallization in ultrathin aC/Sb2Te multilayer nanostructures

C Zou, L Wu, P Xu, X Liu, Y Sui, Y Xue, Z Song… - Applied Physics …, 2023 - pubs.aip.org
Operation speed, data retention, thickness variation, and resistance drift are main shortages
for conventional Ge 2 Sb 2 Te 5 based phase change memory (PCM). In this Letter, we …

Low-Energy Spiking Neural Network using Ge4Sb6Te7 Phase Change Memory Synapses

SB Hamid, AI Khan, H Zhang… - IEEE Electron Device …, 2024 - ieeexplore.ieee.org
Spiking neural networks (SNNs) with phase change memory (PCM) devices are promising
for in-memory computing, but their performance is often constrained by the abrupt …