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International Journal of Optics
Volume 2012 (2012), Article ID 361818, 8 pages
http://dx.doi.org/10.1155/2012/361818
Research Article

Multiple Reflections and Fresnel Absorption of Gaussian Laser Beam in an Actual 3D Keyhole during Deep-Penetration Laser Welding

State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body, Hunan University, Hunan, Changsha 410082, China

Received 13 February 2012; Accepted 26 March 2012

Academic Editor: Hongming Zhao

Copyright © 2012 Xiangzhong Jin et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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