1. Institute of Applied Physics, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8571, Japan
2. Quantum Beam Science Research Directorate, National Institutes for Quantum and Radiological Science and Technology QST, 2-4 Shirakata, Tokai, Naka, Ibaraki 319-1106, Japan
3. QST Future Laboratory, National Institutes for Quantum and Radiological Science and Technology QST, 2-4 Shirakata, Tokai, Naka, Ibaraki 319-1106, Japan
4. Department of Materials Molecular Science, Institute for Molecular Science, 38 Nishigo-Naka, Myodaiji-cho, Okazaki, Aichi 444-8585, Japan
5. National University of Science and Technology MISiS, 4 Leninskiy prospekt, Moscow 119049, Russia
6. Technological Institute for Superhard and Novel Carbon Materials, 7a Centralnaya Street, Troitsk, Moscow 108840, Russia
7. Photon Factory, High Energy Accelerator Research Organization KEK, Institute of Materials Structure Science, 1-1 Oho, Tsukuba, Ibaraki 305-0801, Japan