1. Lawrence Livermore National Laboratory 1 , Livermore, California 94550, USA
2. Institut Pprime, CNRS, ENSMA, University of Poitiers 2 , France
3. 3Department of Extreme States of Matter, Federal Research Center of Problems of Chemical Physics and Medical Chemistry of Russian Academy of Sciences, Chernogolovka, 142432 Russia
4. Center for High Pressure Science and Technology Advanced Research 4 , Shanghai 201203, China
5. 5Graduate School of Engineering, Osaka University, Suita 565-0871, Japan
6. 6Department of Mechanical Engineering, Ben-Gurion University of the Negev, Beer-Sheva, Israel