scholarly journals The effect of a Ta oxygen scavenger layer on HfO2-based resistive switching behavior: thermodynamic stability, electronic structure, and low-bias transport

2016 ◽  
Vol 18 (10) ◽  
pp. 7502-7510 ◽  
Author(s):  
Xiaoliang Zhong ◽  
Ivan Rungger ◽  
Peter Zapol ◽  
Hisao Nakamura ◽  
Yoshihiro Asai ◽  
...  

First-principles modeling shows how resistive switching in oxide heterostructures is improved by inserting an “oxygen scavenger” layer.

2014 ◽  
Vol 6 (19) ◽  
pp. 16537-16544 ◽  
Author(s):  
Kai-De Liang ◽  
Chi-Hsin Huang ◽  
Chih-Chung Lai ◽  
Jian-Shiou Huang ◽  
Hung-Wei Tsai ◽  
...  

2017 ◽  
Vol 623 ◽  
pp. 8-13 ◽  
Author(s):  
Q. Qiao ◽  
D. Xu ◽  
Y.W. Li ◽  
J.Z. Zhang ◽  
Z.G. Hu ◽  
...  

2016 ◽  
Vol 19 (2) ◽  
pp. 92-100
Author(s):  
Ngoc Kim Pham ◽  
Thang Bach Phan ◽  
Vinh Cao Tran

In this study, we have investigated influences of the thickness on the structure, surface morphology and resistive switching characteristics of CrOx thin films prepared by using DC reactive sputtering technique. The Raman and FTIR analysis revealed that multiphases including Cr2O3, CrO2, Cr8O21... phases coexist in the microstructure of CrOx film. It is noticed that the amount of stoichiometric Cr2O3 phase increased significantly as well as the surface morphology were more visible with less voids and more densed particles with larger thickness films. The Ag/CrOx/FTO devices exhibited bipolar resistive switching behavior and high reliability. The resistive switching ratio has decreased slightly with the thickness increments and was best achieved at CrOx – 100 nm devices.


2013 ◽  
Vol 2 (4) ◽  
pp. P35-P37 ◽  
Author(s):  
T.-G. Seong ◽  
K. Bum Choi ◽  
B. Seok Lee ◽  
B.-Y. Kim ◽  
J.-H. Oh ◽  
...  

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