Characterization and electrical properties of high-k GdScO3 thin films grown by atomic layer deposition

2007 ◽  
Vol 88 (4) ◽  
pp. 633-637 ◽  
Author(s):  
P. Myllymäki ◽  
M. Roeckerath ◽  
M. Putkonen ◽  
S. Lenk ◽  
J. Schubert ◽  
...  
2018 ◽  
Vol 53 (21) ◽  
pp. 15237-15245 ◽  
Author(s):  
Bo-Eun Park ◽  
Yujin Lee ◽  
Il-Kwon Oh ◽  
Wontae Noh ◽  
Satoko Gatineau ◽  
...  

2001 ◽  
Vol 685 ◽  
Author(s):  
Won-Jae Lee ◽  
Chang-Ho Shin ◽  
In-Kyu You ◽  
Il-Suk Yang ◽  
Sang-Ouk Ryu ◽  
...  

AbstractThe SrTa2O6 (STO) thin films were prepared by plasma enhanced atomic layer deposition (PEALD) with alternating supply of reactant sources, Sr[Ta(C2H5O)5(C4H10NO)]2 {Strontium bis-[tantalum penta-ethoxide dimethyllaminoethoxide]; Sr(Ta(OEt)5▪dmae)2} and O2plasma. It was observed that the uniform and conformal STO thin films were successfully deposited using PEALD and the film thickness per cycle was saturated at about 0.8 nm at 300°C. Electrical properties of SrTa2O6 (STO) thin films prepared on Pt/SiO2/Si substrates with annealing temperatures have been investigated. While the grain size and dielectric constant of STO films increased with increasing annealing temperature, the leakage current characteristics of STO films slightly deteriorated. The leakage current density of a 40nm-STO film was about 5×10−8A/cm2 at 3V.


2011 ◽  
Vol 14 (10) ◽  
pp. G45 ◽  
Author(s):  
C. J. Yim ◽  
S. U. Kim ◽  
Y. S. Kang ◽  
M.-H. Cho ◽  
D.-H. Ko

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