Effect of Substrate Temperature on Fluorine Doped Tin Oxide Thin films (FTO) by Chemical Spray Pyrolysis Method

被引:3
作者
Eqbal, Ebitha [1 ]
Anila, E., I [1 ]
机构
[1] Union Christian Coll, Dept Phys, Optoelect & Nanomat Res Lab, Aluva 683102, Kerala, India
来源
3RD INTERNATIONAL CONFERENCE ON OPTOELECTRONIC AND NANO MATERIALS FOR ADVANCED TECHNOLOGY (ICONMAT 2019) | 2019年 / 2082卷
关键词
D O I
10.1063/1.5093831
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Fluorine doped tin oxide (FTO) thin films were prepared by chemical spray pyrolysis method on glass substrates for different substrate temperatures and their structural, optical and electrical studies were investigated. X-ray diffraction (XRD) study showed polycrystalline nature of the films with mixed phase of both tetragonal and orthorhombic structures of tin oxide. The grain size (D) of the thin films calculated using Scherrer's formula and W-H plot are in the range 13 nm to 21 nm. The FESEM images revealed that the films have smooth and homogeneous surface morphology with thin granular grains distributed throughout the surface. The sample synthesized at 420 degrees C has maximum values for transmission percentage in the visible region, conductivity and mobility of 95%, 631.6 Siemens /cm and 4.54 cm(2)V(-1)s(-1) respectively.
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页数:4
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