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Research Output 1988 2019

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Conference contribution
2017

Ablation-erosion analyses of various fusion material surfaces and developments of surface erosion monitors for notification of fusion chamber maintenance times, as an example: Visible light transparent SiC and up-conversion phosphors applied to plasma facing surface structures, useful for versatile purposes to protect and diagnose fusion chambers and so on

Kasuya, K., Motokoshi, S., Taniguchi, S., Nakai, M., Tokunaga, K., Kolacek, K., Schmidt, J., Frolov, O., Straus, J., Matejicek, J. & Choukourov, A., Jan 1 2017, XXI International Symposium on High Power Laser Systems and Applications 2016. Brunnbauer, J., Schuocker, D. & Majer, R. (eds.). SPIE, Vol. 10254. 102541B

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Upconversion
Phosphor
Ablation
Erosion
Surface structure
2016

Current density calculation from particle orbit in RF-driven divertor plasma on QUEST

Alam, M. M., Nakamura, K., Hasegawa, M., Tokunaga, K., Araki, K., Zushi, H., Hanada, K., fujisawa, A., Idei, H., Nagashima, Y., Kawasaki, S., Nakashima, H., Higashijima, A., Xia, F. & Mitarai, O., May 31 2016, 2015 IEEE 26th Symposium on Fusion Engineering, SOFE 2015. Institute of Electrical and Electronics Engineers Inc., 7482308. (Proceedings - Symposium on Fusion Engineering; vol. 2016-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orbits
Current density
current density
orbits
Plasmas
2015
1 Citation (Scopus)

Laser erosion diagnostics of plasma facing materials with displacement sensors and their application to safeguard monitors to protect nuclear fusion chambers

Kasuya, K., Motokoshi, S., Taniguchi, S., Nakai, M., Tokunaga, K., Mroz, W., Budner, B. & Korczyc, B., Jan 1 2015, XX International Symposium on High-Power Laser Systems and Applications 2014. Tang, X., Chen, S. & Tang, C. (eds.). SPIE, 925548. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9255).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Erosion
nuclear fusion
erosion
monitors
Diagnostics
2013
1 Citation (Scopus)

Shape reconstruction of RF-driven divertor plasma on QUEST

Nakamura, K., Fujita, H., Liu, X. L., Xue, E. B., Xia, F., Mitarai, O., Kurihara, K., Kawamata, Y., Sueoka, M., Hasegawa, M., Tokunaga, K., Zushi, H., Hanada, K., fujisawa, A., Matsuoka, K., Idei, H., Nagashima, Y., Kawasaki, S., Nakashima, H., Higashijima, A. & 2 others, Araki, K. & Fukuyama, A., Dec 23 2013, 2013 IEEE 25th Symposium on Fusion Engineering, SOFE 2013. 6635507. (2013 IEEE 25th Symposium on Fusion Engineering, SOFE 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Plasmas
Orbits
Anisotropy
Electrons
2011
1 Citation (Scopus)

Electron Cyclotron / Bernstein wave heating and current drive experiments using phased-array antenna in QUEST

Idei, H., Zushi, H., Hanada, K., Nakamura, K., fujisawa, A., Hasegawa, M., Yoshida, N., Sakamoto, M., Watanebe, H., Tokunaga, K., Nagashima, Y., Ejiri, A., Sakaguchi, M., Kalinnikova, E., Ishiguro, M., Tashima, S., Fukuyama, A., Igami, H., Kubo, S., Sharma, S. K. & 14 others, Ryokai, T., Liu, H. Q., Isobe, M., Nagaoka, K., Nakanishi, H., Nishino, N., Kawasaki, S., Nakashima, H., Higashijima, A., Takase, Y., Maekawa, T., Mitarai, O., Kikuchi, M. & Toi, K., Dec 1 2011, Radio Frequency Power in Plasmas - Proceedings of the 19th Topical Conference. p. 473-476 4 p. (AIP Conference Proceedings; vol. 1406).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

plasma currents
phased arrays
cyclotrons
antennas
heating
2006

Surface temperature dependence of hydrogen balmar and molybdenum neutral lines from the Mo limiter in TRIAM-1M

Nakashima, K., Zushi, H., Maezono, N., Sakamoto, M., Yoshida, N., Tokunaga, K., Hirooka, Y., Shikama, T., Kado, S., Nishino, N., Nakahima, Y., Hanada, K., Sasaki, K., Idei, H., Iyomasa, A., Kawasaki, S., Sato, K. N., Nakashima, H., Nakamura, K., Hasegawa, M. & 1 others, Higashijima, A., Dec 1 2006, 21st IEEE/NPS Symposium on Fusion Engineering, SOFE'05. 4019014. (Proceedings - Symposium on Fusion Engineering).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Limiters
Molybdenum
surface temperature
molybdenum
Hydrogen