Nanoionic memristive phenomena in metal oxides: the valence change mechanism

R Dittmann, S Menzel, R Waser - Advances in Physics, 2021 - Taylor & Francis
This review addresses resistive switching devices operating according to the bipolar
valence change mechanism (VCM), which has become a major trend in electronic materials …

Filamentary and interface-type memristors based on tantalum oxide for energy-efficient neuromorphic hardware

M Kim, MA Rehman, D Lee, Y Wang… - … applied materials & …, 2022 - ACS Publications
To implement artificial neural networks (ANNs) based on memristor devices, it is essential to
secure the linearity and symmetry in weight update characteristics of the memristor, and …

Forming‐free grain boundary engineered hafnium oxide resistive random access memory devices

S Petzold, A Zintler, R Eilhardt, E Piros… - Advanced Electronic …, 2019 - Wiley Online Library
A model device based on an epitaxial stack combination of titanium nitride (111) and
monoclinic hafnia (11 1¯) is grown onto ac‐cut Al2O3‐substrate to target the role of grain …

Effect of electrode and oxide properties on the filament kinetics during electroforming in metal-oxide-based memories

K Zhang, Y Ren, P Ganesh, Y Cao - npj Computational Materials, 2022 - nature.com
We developed a physical model to fundamentally understand the conductive filament (CF)
formation and growth behavior in the switching layer during electroforming process in the …

Effect of long chain fatty acids on the memory switching behavior of tetraindolyl derivatives

S Sarkar, H Banik, FY Rahman, S Majumdar… - RSC …, 2023 - pubs.rsc.org
Non-volatile memory devices using organic materials have attracted much attention due to
their excellent scalability, fast switching speed, low power consumption, low cost etc. Here …

Truly Electroforming‐Free Memristor Based on TiO2‐CoO Phase‐Separated Oxides with Extremely High Uniformity and Low Power Consumption

F Wan, Q Wang, T Harumoto, T Gao… - Advanced Functional …, 2020 - Wiley Online Library
Oxide‐based memristor devices are being extensively studied as one of the most promising
technologies for next generation nonvolatile memory and neuromorphic computing …

Ar ion plasma surface modification on the heterostructured TaOx/InGaZnO thin films for flexible memristor synapse

AS Sokolov, YR Jeon, B Ku, C Choi - Journal of Alloys and Compounds, 2020 - Elsevier
The enhanced resistive switching (RS) characteristics of the flexible TaO x/InGaZnO (IGZO)-
based bilayer memristor deposited on the polyethylene terephthalate (PET) substrate are …

Tailoring the Switching Dynamics in Yttrium Oxide‐Based RRAM Devices by Oxygen Engineering: From Digital to Multi‐Level Quantization toward Analog Switching

S Petzold, E Piros, R Eilhardt, A Zintler… - Advanced Electronic …, 2020 - Wiley Online Library
This work investigates the transition from digital to gradual or analog resistive switching in
yttrium oxide‐based resistive random‐access memory devices. It is shown that this transition …

Charge transport mechanism in the forming-free memristor based on silicon nitride

AA Gismatulin, GN Kamaev, VN Kruchinin… - Scientific reports, 2021 - nature.com
Nonstoichiometric silicon nitride SiN x is a promising material for developing a new
generation of high-speed, reliable flash memory device based on the resistive effect. The …

Charge transport and the nature of traps in oxygen deficient tantalum oxide

VA Gritsenko, TV Perevalov… - … applied materials & …, 2018 - ACS Publications
Optical and transport properties of nonstoichiometric tantalum oxide thin films grown by ion
beam deposition were investigated in order to understand the dominant charge transport …