Zobrazeno 1 - 10
of 411
pro vyhledávání: '"Y., Sentoku"'
Autor:
H. Sawada, T. Yabuuchi, N. Higashi, T. Iwasaki, K. Kawasaki, Y. Maeda, T. Izumi, Y. Nakagawa, K. Shigemori, Y. Sakawa, C. B. Curry, M. Frost, N. Iwata, T. Ogitsu, K. Sueda, T. Togashi, S. X. Hu, S. H. Glenzer, A. J. Kemp, Y. Ping, Y. Sentoku
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-11 (2024)
Abstract High-intensity, short-pulse lasers are crucial for generating energetic electrons that produce high-energy-density (HED) states in matter, offering potential applications in igniting dense fusion fuels for fast ignition laser fusion. High-de
Externí odkaz:
https://doaj.org/article/511e4c81a42c49cca5f8b5093f43f6ca
Autor:
F. Brun, L. Ribotte, G. Boutoux, X. Davoine, P. E. Masson-Laborde, Y. Sentoku, N. Iwata, N. Blanchot, D. Batani, I. Lantuéjoul, L. Lecherbourg, B. Rosse, C. Rousseaux, B. Vauzour, D. Raffestin, E. D’Humières, X. Ribeyre
Publikováno v:
Matter and Radiation at Extremes, Vol 9, Iss 5, Pp 057203-057203-16 (2024)
This article reports the first measurements of high-energy photons produced with the high-intensity PETawatt Aquitaine Laser (PETAL) laser. The experiments were performed during the commissioning of the laser. The laser had an energy of about 400 J,
Externí odkaz:
https://doaj.org/article/98ed81005eb949d3bcf6f1044a49f02b
Publikováno v:
Fundamental Plasma Physics, Vol 11, Iss , Pp 100057- (2024)
The hole-boring by intense laser is one of the key issues for fast ignition laser fusion, laser radiation pressure ion acceleration, generation of high energy radiations, and so on. In the hole-boring, laser pulse propagation and generation of relati
Externí odkaz:
https://doaj.org/article/fe9d4c5fc29e41209a25b6b17d557fbb
Autor:
D. Tanaka, Y. Maeda, Y. Hironaka, K. Kawasaki, N. Higashi, N. Iwata, Y. Sentoku, R. Kodama, N. Ozaki, T. Somekawa, S. Shinguubara, T. Shimizu, H. Sawada, K. Shigemori
Publikováno v:
AIP Advances, Vol 13, Iss 12, Pp 125118-125118-9 (2023)
Ultrahigh-energy density (UHED) states greater than 1 Gbar pressure are typically observed under extreme conditions, such as in the core of an inertial confinement fusion implosion. A novel alternative approach for generating volumetric UHED states i
Externí odkaz:
https://doaj.org/article/03305d8acf534b6bb317fcec77b416f5
Autor:
A. Morace, Y. Abe, J. J. Honrubia, N. Iwata, Y. Arikawa, Y. Nakata, T. Johzaki, A. Yogo, Y. Sentoku, K. Mima, T. Ma, D. Mariscal, H. Sakagami, T. Norimatsu, K. Tsubakimoto, J. Kawanaka, S. Tokita, N. Miyanaga, H. Shiraga, Y. Sakawa, M. Nakai, H. Azechi, S. Fujioka, R. Kodama
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-12 (2022)
Abstract High energy density physics is the field of physics dedicated to the study of matter and plasmas in extreme conditions of temperature, densities and pressures. It encompasses multiple disciplines such as material science, planetary science,
Externí odkaz:
https://doaj.org/article/b06588e272214e7db8de834d27df1ae6
Autor:
Johzaki, T., Nagatomo, H., Sunahara, A., Sakagami, Y. Sentoku. H., Hata, M., Taguchi, T., Mima, K., Kai, Y., Ajimi, D., Isoda, T., Endo, T., Yogo, A., Arikawa, Y., Fujioka, S., Shiraga, H., Azechi, H.
To enhance the core heating efficiency in fast ignition laser fusion, the concept of relativistic electron beam guiding by external magnetic fields was evaluated by integrated simulations for FIREX class targets. For the cone-attached shell target ca
Externí odkaz:
http://arxiv.org/abs/1606.09410
Autor:
K. Kawasaki, G. Cristoforetti, T. Idesaka, Y. Hironaka, D. Tanaka, D. Batani, S. Fujioka, L. A. Gizzi, M. Hata, T. Johzaki, K. Katagiri, R. Kodama, S. Matsuo, H. Nagatomo, Ph. Nicolai, N. Ozaki, Y. Sentoku, R. Takizawa, A. Yogo, H. Yamada, K. Shigemori
Publikováno v:
Physical Review Research, Vol 5, Iss 3, p 033051 (2023)
Laser plasma instabilities, such as stimulated Raman scattering (SRS) and two-plasmon decay (TPD), are basic phenomena in intense laser science and applications. In direct-drive inertial confinement fusion (ICF) where a fuel capsule is imploded by hi
Externí odkaz:
https://doaj.org/article/106b63fc69fd4758bd2befee36063c79
Autor:
T. Ozaki, Y. Abe, Y. Arikawa, Y. Sentoku, J. Kawanaka, S. Tokita, N. Miyanaga, T. Jitsuno, Y. Nakata, K. Tsubakimoto, A. Sunahara, T. Jhozaki, E. Miura, O. Komeda, A. Iwamoto, H. Sakagami, S. Okihara, K. Ishii, R. Hanayama, Y. Mori, Y. Kitagawa
Publikováno v:
Nuclear Fusion, Vol 63, Iss 3, p 036009 (2023)
Polystyrene deuteride shell targets with two holes were imploded by the Gekko XII laser and additionally heated by the LFEX laser in a direct fast ignition experiment. In general, when an ultra-intense laser is injected into a blow-off plasma created
Externí odkaz:
https://doaj.org/article/5878afc229e0419f82990126da5238c3
Autor:
A. Yogo, Z. Lan, Y. Arikawa, Y. Abe, S. R. Mirfayzi, T. Wei, T. Mori, D. Golovin, T. Hayakawa, N. Iwata, S. Fujioka, M. Nakai, Y. Sentoku, K. Mima, M. Murakami, M. Koizumi, F. Ito, J. Lee, T. Takahashi, K. Hironaka, S. Kar, H. Nishimura, R. Kodama
Publikováno v:
Physical Review X, Vol 13, Iss 1, p 011011 (2023)
Neutrons are powerful tools for investigating the structure and properties of materials used in science and technology. Recently, laser-driven neutron sources (LDNS) have attracted the attention of different communities, from science to industry, in
Externí odkaz:
https://doaj.org/article/9fc1dbcef0154b83a8b3a22fcf80c4cd
Autor:
A. Morace, N. Iwata, Y. Sentoku, K. Mima, Y. Arikawa, A. Yogo, A. Andreev, S. Tosaki, X. Vaisseau, Y. Abe, S. Kojima, S. Sakata, M. Hata, S. Lee, K. Matsuo, N. Kamitsukasa, T. Norimatsu, J. Kawanaka, S. Tokita, N. Miyanaga, H. Shiraga, Y. Sakawa, M. Nakai, H. Nishimura, H. Azechi, S. Fujioka, R. Kodama
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
Enhanced coupling of laser energy to the target particles is a fundamental issue in laser-plasma interactions. Here the authors demonstrate increased photon absorption leading into higher laser to electron and proton energy transfer through the inter
Externí odkaz:
https://doaj.org/article/f6b3b1936b414dfbba241270c3506db9