Atomic Layer Deposition of TiO2from TiI4and H2O onto SiO2Surfaces:  Ab Initio Calculations of the Initial Reaction Mechanisms

2007 ◽  
Vol 129 (13) ◽  
pp. 3863-3878 ◽  
Author(s):  
Zheng Hu ◽  
C. Heath Turner
Chem ◽  
2018 ◽  
Vol 4 (10) ◽  
pp. 2418-2435 ◽  
Author(s):  
Lin Chen ◽  
Robert E. Warburton ◽  
Kan-Sheng Chen ◽  
Joseph A. Libera ◽  
Christopher Johnson ◽  
...  

2012 ◽  
Vol 30 (1) ◽  
pp. 01A127 ◽  
Author(s):  
Annelies Delabie ◽  
Sonja Sioncke ◽  
Jens Rip ◽  
Sven Van Elshocht ◽  
Geoffrey Pourtois ◽  
...  

2009 ◽  
Vol 517 (15) ◽  
pp. 4355-4359 ◽  
Author(s):  
Lin Dong ◽  
Qing-Qing Sun ◽  
Yu Shi ◽  
Hao-Wen Guo ◽  
Han Liu ◽  
...  

Materials ◽  
2020 ◽  
Vol 13 (3) ◽  
pp. 645
Author(s):  
Harold Le Tulzo ◽  
Nathanaelle Schneider ◽  
Frédérique Donsanti

Reaction mechanisms during the growth of multinary compounds by atomic layer deposition can be complex, especially for sulfide materials. For instance, the deposition of copper indium disulfide (CuInS2) shows a non-direct correlation between the cycle ratio, the growth per cycle of each binary growth cycles, i.e., CuxS and In2S3, and the film composition. This evidences side reactions that compete with the direct Atomic Layer Deposition (ALD) growth reactions and makes the deposition of large films very challenging. To develop a robust upscalable recipe, it is essential to understand the chemical surface reactions. In this study, reaction mechanisms in the Cu-In-S ternary system were investigated in-situ by using a quartz crystal microbalance system to monitor mass variations. Pure binary indium sulfide (In2S3) and copper sulfide (CuxS) thin film depositions on Al2O3 substrate were first studied. Then, precursors were transported to react on CuxS and In2S3 substrates. In this paper, gas-phase ion exchanges are discussed based on the recorded mass variations. A cation exchange between the copper precursor and the In2S3 is highlighted, and a solution to reduce it by controlling the thickness deposited for each stack of binary materials during the CuInS2 deposition is finally proposed.


2017 ◽  
Vol 29 (19) ◽  
pp. 8065-8072 ◽  
Author(s):  
Taehong Gwon ◽  
Taeyong Eom ◽  
Sijung Yoo ◽  
Chanyoung Yoo ◽  
Eui-sang Park ◽  
...  

2008 ◽  
Vol 103 (10) ◽  
pp. 103302 ◽  
Author(s):  
S. B. S. Heil ◽  
J. L. van Hemmen ◽  
M. C. M. van de Sanden ◽  
W. M. M. Kessels

2019 ◽  
Vol 33 (2) ◽  
pp. 343-353 ◽  
Author(s):  
A. Delabie ◽  
Sonja Sioncke ◽  
S. Van Elshocht ◽  
Matty Caymax ◽  
Geoffrey Pourtois ◽  
...  

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