首页|Preparation of Thin Films of TiO_2-Nanoparticles Using Electrophoresis Deposition Method

Preparation of Thin Films of TiO_2-Nanoparticles Using Electrophoresis Deposition Method

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TiO_2-nanoparticles of anatase-type were synthesized and deposited using the electrophoresis deposition method. All of TiO_2-nanoparticles were positively charged in colloidal aqueous solution and were attracted toward ITO glass as the negative electrode as same as nanoparticles (P25) whose diameter is larger than that of TiO_2-nanoparticles. Many of the TiO_2-nanoparticles were connected with each other and formed clusters, although single TiO_2-nanoparticles were also observed. The cracks generated in the thin film with increasing the deposition time and thin film was flaked off from substrate. High optical transparency TiO_2-nanoparticles-thin film without cracks was deposited when the deposition time was short. Moreover, the thickness of TiO_2-thin film, which has high optical transparency and no cracks, could be increased using mixture of TiO_2-nanoparticles and P25.

TiO_2-nanoparticlesanatase-type structurethin filmelectrophoresis deposition methodconstant-current methodhigh transparency

Kazuatsu Ito、Yuuki Sato、Motonari Adachi、Shinzo Yoshikado

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Department of Electronics, Doshisha University, Kyotanabe 610-0321, Japan

High-tech Research Center, Doshisha University, Kyotanabe 610-0321, Japan

2010

Key engineering materials

Key engineering materials

ISSN:1013-9826
年,卷(期):2010.421/422
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