New insights in the structural and morphological properties of sol-gel deposited ZnO multilayer films

被引:16
作者
Demes, T. [1 ,2 ]
Ternon, C. [1 ,3 ]
Riassetto, D. [1 ,2 ]
Roussel, H. [1 ,2 ]
Rapenne, L. [1 ,2 ]
Gelard, I. [1 ,2 ]
Jimenez, C. [1 ,2 ]
Stambouli, V. [1 ,2 ]
Langlet, M. [1 ,2 ]
机构
[1] Univ Grenoble Alpes, LMGP, F-38000 Grenoble, France
[2] CNRS, LMGP, F-38000 Grenoble, France
[3] Univ Grenoble Alpes, LTM, F-38000 Grenoble, France
关键词
Nanostructures; Thin films; Sol-gel growth; Microstructure; Surface properties; THIN-FILMS; PREFERRED ORIENTATION; NANOWIRE ARRAYS; SEED-LAYER; GROWTH;
D O I
10.1016/j.jpcs.2016.03.017
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
This study shows how the structural and morphological properties of sol-gel deposited ZnO films can be precisely tuned and selectively controlled. For that purpose, ZnO films have been deposited through a multilayer sol-gel route using solutions of zinc acetate dihydrate (ZAD) diluted in 1-butanol. The optogeometrical, morphological, and structural properties of these films have been thoroughly studied in relation to the ZAD concentration in butanol, number of deposited single-layers, and heat-treatment conditions. On this basis, different physical processes occurring over the multilayer deposition procedure have been discussed to explain how the experimental parameters influence the film properties and enable to tune the grain size, texture coefficient, and surface coverage rate in a wide range of values. This work is a first step toward the optimized growth of ZnO nanowires on sol-gel films and their subsequent integration in 2D or 3D nanowire-based biosensors. (C) 2016 Elsevier Ltd. All rights reserved.
引用
收藏
页码:43 / 55
页数:13
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