Large scale integrated IGZO crossbar memristor array based artificial neural architecture for scalable in-memory computing

M Naqi, T Kim, Y Cho, P Pujar, J Park, S Kim - Materials Today Nano, 2024 - Elsevier
Neuromorphic systems based on memristor arrays have not only addressed the von
Neumann bottleneck issue but have also enabled the development of computing …

Resistive switching performance improvement of InGaZnO-based memory device by nitrogen plasma treatment

L Zhang, Z Xu, J Han, L Liu, C Ye, Y Zhou… - Journal of Materials …, 2020 - Elsevier
With the demand of flat panel display development, utilizing the non-volatile memory
devices based on indium-gallium-zinc-oxide (IGZO) film may be integrated with IGZO thin …

[HTML][HTML] Stochastic neuron based on IGZO Schottky diodes for neuromorphic computing

B Dang, K Liu, J Zhu, L Xu, T Zhang, C Cheng… - APL Materials, 2019 - pubs.aip.org
Neuromorphic architectures based on memristive neurons and synapses hold great
prospect in achieving highly intelligent and efficient computing systems. Here, we show that …

Vanishing space-charge effects in contact-limited thin-film diodes

H Hlaing, JH Park, I Kymissis, CH Kim - Applied Physics Reviews, 2022 - pubs.aip.org
Estimation of charge-carrier mobility and trap energy from a space-charge-limited-current
measurement is a well-established technique for the characterization of electronic materials …

Filamentary Resistive Switching and Capacitance-Voltage Characteristics of the a-IGZO/TiO2 Memory

KJ Heo, HS Kim, JY Lee, SJ Kim - Scientific Reports, 2020 - nature.com
In this study, molybdenum tungsten/amorphous InGaZnO (a-IGZO)/TiO2/n-type Si-based
resistive random access memory (ReRAM) is manufactured. After deposition of the a-IGZO …

Room temperature-processed a-IGZO Schottky diode for rectifying circuit and bipolar 1D1R crossbar applications

Q Wu, G Yang, C Lu, G Xu, J Wang… - … on Electron Devices, 2019 - ieeexplore.ieee.org
In this paper, we demonstrate a tunable Schottky diode based on amorphous indium-gallium-
zinc-oxide (a-IGZO) film with high performance for rectifying circuit and bipolar one diode …

IGZO/SnOx-based dynamic memristor with fading memory effect for reservoir computing

S Lee, Y Park, S Jung, S Kim - The Journal of Chemical Physics, 2023 - pubs.aip.org
We investigate a synaptic device with short-term memory characteristics using IGZO/SnO x
as the switching layer. The thickness and components of each layer are analyzed by using x …

Field-dependent mobility enhancement and contact resistance in a-IGZO TFTs

G Xu, L Cai, Z Wang, Q Wu, C Lu… - … on Electron Devices, 2019 - ieeexplore.ieee.org
In this article, we performed gated four-probe measurements on amorphous indium gallium
zinc oxide (a-IGZO) thin-film transistors (TFTs) to extract their intrinsic mobility and contact …

Gradual conductance modulation by defect reorganization in amorphous oxide memristors

S Li, J Du, B Lu, R Yang, D Hu, P Liu, H Li, J Bai… - Materials …, 2023 - pubs.rsc.org
Amorphous oxides show great prospects in revolutionizing memristors benefiting from their
abundant non-stoichiometric composition. However, an in-depth investigation of the …

Bipolar resistive switching characteristics of a sol-gel InZnO oxide semiconductor

CC Hsu, CC Tsao, YH Chen, XZ Zhang - Physica B: Condensed Matter, 2019 - Elsevier
This paper investigates the bipolar resistive switching characteristics of a sol-gel Ga-free
InZnO (IZO) oxide semiconductor. Resistive random-access memories (RRAMs) using IZO …