Deputy Director, Research Institute of Energy Frontier, National Institute of Advanced Industrial Science and Technology (A(ST), Tsukuba-West, 16-1, Onogawa, Tsukuba, Ibaraki 305-8569, Japan
Dr. Norio Tenma
Deputy Director, Research Institute of Energy Frontier, National Institute of Advanced Industrial Science and Technology (A(ST), Tsukuba-West, 16-1, Onogawa, Tsukuba, Ibaraki 305-8569, Japan