Hafnium Oxide (HfO2) – A Multifunctional Oxide: A Review on the Prospect and Challenges of Hafnium Oxide in Resistive Switching and Ferroelectric Memories

W Banerjee, A Kashir, S Kamba - Small, 2022 - Wiley Online Library
Hafnium oxide (HfO2) is one of the mature high‐k dielectrics that has been standing strong
in the memory arena over the last two decades. Its dielectric properties have been …

Implementation of reservoir computing using volatile WOx-based memristor

D Kim, J Shin, S Kim - Applied Surface Science, 2022 - Elsevier
In this study, we investigate a Ni/WO x/ITO-glass memristor device to verify short-term
memory characteristics for reservoir computing systems. We verify the chemical and material …

Prospect and challenges of analog switching for neuromorphic hardware

W Banerjee, RD Nikam, H Hwang - Applied Physics Letters, 2022 - pubs.aip.org
To inaugurate energy-efficient hardware as a solution to complex tasks, information
processing paradigms shift from von Neumann to non-von Neumann computing …

Alternative negative weight for simpler hardware implementation of synapse device based neuromorphic system

G Han, C Lee, JE Lee, J Seo, M Kim, Y Song, YH Seo… - Scientific reports, 2021 - nature.com
Lately, there has been a rapid increase in the use of software-based deep learning neural
networks (S-DNN) for the analysis of unstructured data consumption. For implementation of …

CMOS-compatible self-aligned 3D memristive elements for reservoir computing systems

AA Koroleva, DS Kuzmichev, MG Kozodaev… - Applied Physics …, 2023 - pubs.aip.org
Neuromorphic capabilities of a self-aligned complementary metal-oxide-semiconductor
compatible W/WO x/HfO 2/Ru cell in a 3D vertical memristive structure were investigated. We …

Interface engineering for enhancement of the analog properties of W/WO3− x/HfO2/Pd resistance switched structures

AA Koroleva, MG Kozodaev… - Journal of Physics D …, 2021 - iopscience.iop.org
The resistive switching behavior of W/WO 3− x/HfO 2/Pd structures with different WO 3− x
thicknesses was investigated. It was found that WO 3− x layer thickness plays a pivotal role …

Dynamic FeO x/FeWO x nanocomposite memristor for neuromorphic and reservoir computing

M Ismail, M Rasheed, Y Park, J Lee, C Mahata, S Kim - Nanoscale, 2025 - pubs.rsc.org
Memristors are crucial in computing due to their potential for miniaturization, energy
efficiency, and rapid switching, making them particularly suited for advanced applications …

Synapse-neuron-aware training scheme of defect-tolerant neural networks with defective memristor crossbars

J An, S Oh, TV Nguyen, KS Min - Micromachines, 2022 - mdpi.com
To overcome the limitations of CMOS digital systems, emerging computing circuits such as
memristor crossbars have been investigated as potential candidates for significantly …

Li memristor-based MOSFET synapse for linear I–V characteristic and processing analog input neuromorphic system

C Lee, JE Lee, M Kim, Y Song, G Han… - Japanese Journal of …, 2021 - iopscience.iop.org
In this research, we propose a method that can significantly improve the linearity of current–
voltage characteristics (L–IV) of synapse devices. Considering that analog input data are …

Impact of operating temperature on pattern recognition accuracy of resistive array-based hardware neural networks

W Choi, C Lee, S Noh, J Lee, H Lee… - IEEE Electron …, 2021 - ieeexplore.ieee.org
In hardware neural networks (HNNs), different operating temperatures cause variation in
conductance of resistive arrays, and they can significantly distort the information of the …