DISCOVER: New integrated code to simulate helium detached plasma in a linear device
H. Natsume, S. Masuda, H. Tanaka, R. Migita, R. Mano, K. Sugiura, K. Sawada, K. Hoshino, Y. Hayashi, N. and Ohno, Physics of Plasmas, 2025, Vol. 32, 1089-7674, pp. 022508 - Link
Implications of the measured BRDF for the ITER divertor impurity monitor
Hiroki Natsume , Kunpei Nojiri , Shin Kajita , Hirohiko Tanaka , Tomohiro Yokozuka , Yoshihiko Nunoya, Fusion Engineering and Design, 2025, Vol. 215, pp. 114926 - Link
Investigation of spatial distribution characteristics of emission intensity in detachment on the divertor simulator TPDsheet-ICR
A. Tonegawa, N. Okada, K. Miura, H. Natsume, K. Sato, K. Hoshino, Y. Hayashi, S. Masuzaki, and S. Yamoto, Nuclear Materials and Energy, 2024, Vol. 41, pp. 101802 - Link
First results of multi‐fluid modeling of detached hydrogen plasmas in a linear plasma device using fluid code LINDA‐NU
Kento Sugiura, Taichi Ido, Hirohiko Tanaka, Hiroki Natsume, Shota Masuda, Kazuo Hoshino, Keiji Sawada, and Noriyasu Ohno, Contributions to Plasma Physics, 2024, Vol. 64(7–8), pp. e202300150 - Link
Four-dimensional conditional averaging tomography of rotating plasma ejection from cylindrical detached plasma
Hirohiko Tanaka, Shin Kajita, Hiroki Natsume, Noriyasu Ohno, Scientific Reports, 2024, Vol. 14, 1, pp. 9329 - Link
Relationship between topographic parameters and BRDF for tungsten surfaces in the visible spectrum
Mickaël Le Bohec, Roland Steiner, Hiroki Natsume, Shin Kajita, Marwa Ben Yaala, Laurent Marot, and Marie-Hélène Aumeunier, Optik, 2024, Vol. 303, pp. 171750 - Link
Effect of beryllium topography on BRDF measurements
Hiroki Natsume, Mickaël Le Bohec, Roland Steiner, Marwa Ben Yaala, Marie-Hélène Aumeunier, Laurent Marot, Shin Kajita, and Hirohiko Tanaka, Optical Materials, 2024, Vol. 147, pp. 114715 - Link
Application of machine learning for optical emission spectroscopy data in NAGDIS-II
Shin Kajita, Takehiro Sakakibara, Hideki Kaizawa, Hiroki Natsume, Hirohiko Tanaka, Keisuke Fujii, and Noriyasu Ohno, Fusion Engineering and Design, 2023, Vol. 196, pp. 114012 - Link
Fabrication of tungsten-based optical diffuser using fiberform nanostructure via efficient plasma route
Shuangyuan Feng, Hiroki Natsume, Shin Kajita, Enhao Li, Ryo Yasuhara, Masayuki Tokitani, Hirohiko Tanaka, and Noriyasu Ohno, Optics Express, 2023, Vol. 31, Issue 16, pp. 25438-25445 - Link
Reduction of pulsed particle load with dynamic pressure induced by transient recycled neutral flux
Yuki Hayashi, Hirohiko Tanaka, Noriyasu Ohno, Shin Kajita, Thomas Morgan, Hennie van der Meiden, John Scholten, Jordy Vernimmen, Hiroki Natsume, Keiji Sawada, and Shota Masuda, Plasma Physics and Controlled Fusion, 2022, Vol. 64, 10, pp. 105013 - Link
Bidirectional reflectance distribution function of recrystallized tungsten mono-block exposed to cyclic heat loading
Hiroki Natsume, Kunpei Nojiri, Shin Kajita, Makoto Fukuda, Tomohiko Ushiki, Hirohiko Tanaka, Tatsuo Sugie, Sin-iti Kitazawa, Takanori Kikuchi, Tomohiro Yokozuka, Noriyasu Ohno, Koichiro Ezato, and Takaki Hatae, Nuclear Materials and Energy, 2022, Vol. 33, pp. 101243 - Link
Measurement of the Bidirectional Reflectance Distribution Function of Tungsten Surface Sputtered in Argon Plasma
Hiroki NATSUME, Kunpei NOJIRI, Shin KAJITA, Tomohiko USHIKI, Tatsuo SUGIE, Sin-iti KITAZAWA, Takanori KIKUCHI, Tomohiro YOKOZUKA, Hirohiko TANAKA, Noriyasu OHNO, and Takaki HATAE, Plasma and Fusion Research, 2022, 7, pp. 2405041 - Link
Detached helium plasma simulation by a one-dimensional fluid code with detailed collisional-radiative model
H. Tanaka, I. Saeki, N. Ohno, S. Kajita, T. Ido, H. Natsume, A. Hatayama, K. Hoshino, K. Sawada, and M. Goto, Physics of Plasmas, 2020, Vol. 27 (10), pp. 102505 - Link
Spatiotemporal dynamics of cross-field ejection events in recombining detached plasma
Hirohiko Tanaka, Shin Kajita, Hiroki Natsume, Isaya Saeki, and Ohno, Noriyasu, Plasma Physics and Controlled Fusion, 2020, Vol. 62(7), pp. 075011 - Link
Application of dynamic mode decomposition to rotating structures in detached linear plasmas
H. Natsume, H. Tanaka, S. Kajita, and N. Ohno, Physics of Plasmas, 2020, Vol. 27(4), pp. 042301 - Link
Investigation of recombination front region in detached plasmas in a linear divertor plasma simulator
N. Ohno, M. Seki, H. Ohshima, H. Tanaka, S. Kajita, Y. Hayashi, H. Natsume, H. Takano, I. Saeki, M. Yoshikawa, and H. van der Meiden, Nuclear Materials and Energy, 2019, Vol. 19, pp. 458-462 - Link
Multipoint measurements employing a microwave interferometer and a Langmuir probe in the detached linear plasma
H. Natsume, H. Tanaka, S. Kajita, M. Yoshikawa, M. Seki, H. Ohshima, and N. Ohno, AIP Advances, 2019, Vol. 9 (1), pp. 015016 - Link