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Fusion Science and Technology
Latest News
Zap Energy hits 37-million-degree electron temperatures in compact fusion device
Zap Energy announced April 23 that it has reached 1-3 keV plasma electron temperatures—roughly the equivalent of 11 to 37 million degrees Celsius—using its sheared-flow-stabilized Z-pinch approach to fusion. Reaching temperatures above that of the sun’s core (which is 10 million degrees Celsius temperature) is just one hurdle required before any fusion confinement concept can realistically pursue net gain and fusion energy.
Y. Ishii, N. Aiba, M. Ando, N. Asakura, A. Bierwage, P. Cara, H. Dzitko, Y. Edao, D. Gex, K. Hasegawa, T. Hayashi, R. Hiwatari, T. Hoshino, Y. Ikeda, S. Ishida, K. Isobe, Y. Iwai, A. Jokinen, A. Kasugai, Y. Kawamura, J. H. Kim, K. Kondo, S. Kwon, S. C. Lorenzo, K. Masuda, A. Matsuyama, N. Miyato, K. Morishita, M. Nakajima, N. Nakajima, M. Nakamichi, T. Nozawa, K. Ochiai, M. Ohta, M. Oyaidzu, T. Ozeki, K. Sakamoto, Y. Sakamoto, S. Sato, H. Seto, T. Shiroto, Y. Someya, M. Sugimoto, H. Tanigawa, S. Tokunaga, H. Utoh, W. Wang, Y. Watanabe, M. Yagi
Fusion Science and Technology | Volume 77 | Number 7 | November 2021 | Pages 532-548
Technical Paper | doi.org/10.1080/15361055.2021.1925030
Articles are hosted by Taylor and Francis Online.
The current status and the progress of research and development (R&D) activities for a Fusion DEMO reactor in the National Institutes for Quantum and Radiological Science and Technology (QST) Rokkasho Fusion Institute is reported. In order to advance the Japanese DEMO activity, not only Japanese domestic activity but also international collaborations of Broader Approach activity and ITER-related activities are conducted in the QST Rokkasho Fusion Institute. Activities for DEMO design and relevant R&D; design of a fusion neutron source and development of an accelerator, ITER Test Blanket System; tritium handling technology; and information technology infrastructures, including a supercomputer system and a remote experimentation system, are carried out for a Fusion DEMO reactor.