1. Arc Plasma Deposition System Business Promotion Division, ULVAC-RIKO, Inc., 4388 Ikonobe-cho, Tsuzuki, Yokohama 224-0053, Japan
2. International Center for Materials Nanoarchitectonics (MANA), National Institute for Materials Science (NIMS), 1-1 Namiki, Tsukuba, Ibaraki 305-0044 Japan
3. Department of Chemistry, College of Science, King Saud University, Riyadh 11451, Saudi Arabia