Paper
22 October 2010 Influence of baffle on improving the thickness uniformity of thin film deposited by magnetron sputtering system
He Yu, Yadong Jiang, Tao Wang, Zhiming Wu, Jing Jiang, Hongjun Jing
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Abstract
The way of improving the thickness uniformity of the thin film deposited by magnetron sputtering system is presented in this paper. A simple model for the magnetron sputtering system with a baffle between cathode target and substrate is described. Based on this model, it is possible to predict the relative deviation of film thickness with this baffle-model by taking the shape and size of baffle into the consideration. The purpose of this article is to explain how different baffle parameters affect the uniformity of thin film using the method of finite element with rectangle target in this magnetron system. It is found that there may exist optimum baffle conditions where the relative deviation of thin film thickness is less than 3 % with a diameter of Φ 150 mm substrate.
© (2010) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
He Yu, Yadong Jiang, Tao Wang, Zhiming Wu, Jing Jiang, and Hongjun Jing "Influence of baffle on improving the thickness uniformity of thin film deposited by magnetron sputtering system", Proc. SPIE 7658, 5th International Symposium on Advanced Optical Manufacturing and Testing Technologies: Optoelectronic Materials and Devices for Detector, Imager, Display, and Energy Conversion Technology, 76581N (22 October 2010); https://doi.org/10.1117/12.866615
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KEYWORDS
Thin films

Sputter deposition

Thin film deposition

Chemical species

Thin film devices

Metals

Particles

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