Neuromorphic devices based on fluorite‐structured ferroelectrics

DH Lee, GH Park, SH Kim, JY Park, K Yang… - InfoMat, 2022 - Wiley Online Library
A continuous exponential rise has been observed in the storage and processing of the data
that may not curtail in the foreseeable future. The required data processing speed and …

Ferroelectric field effect transistors (FeFETs): advancements, challenges and exciting prospects for next generation non-volatile memory (NVM) applications

J Ajayan, P Mohankumar, D Nirmal… - Materials Today …, 2023 - Elsevier
Data intensive applications such as AI (Artificial Intelligence) and IoT (Internet of Things)
demand high performance and highly reliable non-volatile memories (NVM). FeFET offers …

Self‐Curable Synaptic Ferroelectric FET Arrays for Neuromorphic Convolutional Neural Network

W Shin, J Im, RH Koo, J Kim, KR Kwon… - Advanced …, 2023 - Wiley Online Library
With the recently increasing prevalence of deep learning, both academia and industry
exhibit substantial interest in neuromorphic computing, which mimics the functional and …

Tunable non-volatile gate-to-source/drain capacitance of FeFET for capacitive synapse

TH Kim, O Phadke, YC Luo… - IEEE Electron …, 2023 - ieeexplore.ieee.org
Using “capacitive” crossbar arrays for compute-in-memory (CIM) offers higher energy
efficiency compared to “resistive” crossbar arrays. The non-volatile capacitive (nvCap) …

Intrinsic variation effect in memristive neural network with weight quantization

J Park, MS Song, S Youn, TH Kim, S Kim… - …, 2022 - iopscience.iop.org
To analyze the effect of the intrinsic variations of the memristor device on the neuromorphic
system, we fabricated 32× 32 Al 2 O 3/TiO x-based memristor crossbar array and …

Low-fluctuation nonlinear model using incremental step pulse programming with memristive devices

GH Lee, TH Kim, S Youn, J Park, S Kim, H Kim - Chaos, Solitons & Fractals, 2023 - Elsevier
On-chip learning in neuromorphic systems, wherein both training and inference are
performed on memristive synaptic devices, has been actively studied recently. However, on …

Conduction mechanism analysis of abrupt-and gradual-switching InGaZnO memristors

WS Choi, MS Song, H Kim, DH Kim - Micromachines, 2022 - mdpi.com
In this work, two types of InGaZnO (IGZO) memristors were fabricated to confirm the
conduction mechanism and degradation characteristics of memristors with different …

[HTML][HTML] Ferroelectric devices for intelligent computing

G Han, Y Peng, H Liu, J Zhou, Z Luo, B Chen… - Intelligent …, 2022 - spj.science.org
Recently, transistor scaling is approaching its physical limit, hindering the further
development of the computing capability. In the post-Moore era, emerging logic and storage …

Ferroelectric field-effect transistor synaptic device with hafnium-silicate interlayer

SW Kim, W Shin, M Kim, KR Kwon, J Yim… - IEEE Electron …, 2023 - ieeexplore.ieee.org
A ferroelectric field-effect-transistor (FeFET) with hafnium zirconium oxide ferroelectric layer
and hafnium silicate (HfSiOx) interlayer (IL) is demonstrated. Compared to a FeFET with …

Optimal Weight Models for Ferroelectric Synapses Toward Neuromorphic Computing

T Lu, X Zhao, H Liu, Z Yan, R Zhao… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Ferroelectric field effect transistors (FeFETs) as artificial synapses have attracted great
interests in neuromorphic computing. To enable the applications, the electrical response of …