1. Graduate School of Engineering, Osaka University, 2-1, Yamada-oka, Suita, Osaka 565-0871, Japan
2. Institute of Laser Engineering, Osaka University, 2-6 Yamada-oka, Suita, Osaka 565-0871, Japan
3. Department of Mechanical and Aerospace Engineering, Center for Energy Research, University of California San Diego, La Jolla, California 92093, USA
4. General Atomics, San Diego, California 92186-5608, USA
5. Extreme Light Infrastructure: Nuclear Physics, 30 Reatorului, P.O. Box MG-6, Bucharest, Magurele 077125, Romania