1. Key Laboratory of Materials Modification by Laser Ion and Electron Beams (Ministry of Education) School of Materials Science and Engineering Dalian University of Technology No. 2 Linggong Road Dalian 116024 China
2. Key Laboratory for Energy Beam Metallurgy and Advanced Materials Preparation of Liaoning Province Dalian 116024 China
3. School of Energy and Power Engineering Dalian University of Technology Dalian 116024 China
4. Superalloys Division Institute of Metal Research Chinese Academy of Sciences 72 Wenhua Road Shenyang 110016 China