Emerging iontronic neural devices for neuromorphic sensory computing

S Dai, X Liu, Y Liu, Y Xu, J Zhang, Y Wu… - Advanced …, 2023 - Wiley Online Library
Living organisms have a very mysterious and powerful sensory computing system based on
ion activity. Interestingly, studies on iontronic devices in the past few years have proposed a …

Atomic Layer Deposition Films for Resistive Random‐Access Memories

C Hao, J Peng, R Zierold… - Advanced Materials …, 2024 - Wiley Online Library
Resistive random‐access memory (RRAM) stands out as a promising memory technology
due to its ease of operation, high speed, affordability, exceptional stability, and potential to …

Multi-Level Analog Resistive Switching Characteristics in Tri-Layer HfO2/Al2O3/HfO2 Based Memristor on ITO Electrode

C Mahata, M Kang, S Kim - Nanomaterials, 2020 - mdpi.com
Atomic layer deposited (ALD) HfO2/Al2O3/HfO2 tri-layer resistive random access memory
(RRAM) structure has been studied with a transparent indium tin oxide (ITO) transparent …

Electronic synaptic plasticity and analog switching characteristics in Pt/TiOx/AlOx/AlTaON/TaN multilayer RRAM for artificial synapses

M Ismail, C Mahata, S Kim - Applied Surface Science, 2022 - Elsevier
In this work, electronic synaptic plasticity and analog bipolar switching behavior by using a
Pt/TiO x/AlO x/AlTaON/TaN multilayer resistive random-access memory (RRAM) device were …

Chemical structure of conductive filaments in tantalum oxide memristive devices and its implications for the formation mechanism

T Heisig, K Lange, A Gutsche, KT Goß… - Advanced electronic …, 2022 - Wiley Online Library
Resistive switching in metal oxides is believed to be caused by a temperature and electric
field driven redistribution of oxygen vacancies within a nanometer sized conductive filament …

Transformation of digital to analog switching in TaOx-based memristor device for neuromorphic applications

A Saleem, FM Simanjuntak, S Chandrasekaran… - Applied Physics …, 2021 - pubs.aip.org
An oxidizable metal diffusion barrier inserted between the active metal electrode and the
switching layer decreases the electroforming voltage and enhances the switching stability …

Adaptive latent inhibition in associatively responsive optoelectronic synapse

SE Ng, J Yang, RA John… - Advanced Functional …, 2021 - Wiley Online Library
The association of stimuli is an important attribute in the neural basis of learning and
memory. While the acquisition and extinction of association through conditioning are well …

Resistive switching, endurance and retention properties of ZnO/HfO2 bilayer heterostructure memory device

N Jain, SK Sharma, R Kumawat, PK Jain… - Micro and …, 2022 - Elsevier
This work reports the fabrication of resistive memory device with a bilayer ZnO/HfO 2
structure. Highly stable and uniform bipolar resistance switching (RS) characteristics were …

Structural and electronic properties of Ta2O5 with one formula unit

Y Tong, H Tang, Y Yang - Computational Materials Science, 2023 - Elsevier
Based on particle swarm optimization (PSO) algorithm and density functional theory (DFT)
calculations, we identify a stable triclinic crystal structure of Ta 2 O 5 (named as γ 1-Ta 2 O 5) …

Uniform resistive switching and highly stable synaptic characteristics of HfOx sandwiched TaOx-based memristor for neuromorphic system

SK Mohanty, D Panda, KPK Reddy, PT Lee, CH Wu… - Ceramics …, 2023 - Elsevier
Emerging nanoscale devices, including memristors, have been extensively studied to
implement biological synaptic functions such as learning and plasticity, which are the …