1. Key Laboratory of Superlight Materials and Surface Technology, Ministry of Education, College of Materials Science and Chemical Engineering, Harbin Engineering University, Harbin 150001, P. R. China
2. Department of Research, Guangxi Medical University Cancer Hospital, Nanning 530021, P. R. China
3. School of Physics and Engineering, ITMO University, St. Petersburg 191002, Russian Federation
4. Oral Implant Center, Second Affiliated Hospital of Harbin Medical University, Harbin 150086, P. R. China