FY2018

Journal Articles:

1. Kazuya ICHIMURA, Sotaro YAMASHITA, Yousuke NAKASHIMA, Masakatsu FUKUMOTO, Mamoru SHOJI, Mizuki SAKAMOTO, Naomichi EZUMI, Md. Maidul ISLAM, Md. Shahinul ISLAM, Takayuki YOKODO, Guanyi LEE, Akihiro TERAKADO, Kunpei NOJIRI, Tsubasa YOSHIMOTO and Hiromasa TAKENO, Gas Pressure Measurements in Pure and Mixed Gases at Around 1.0 Pa by Using ASDEX Type Fast Ionization Gauge, Plasma and Fusion Research 13, 2 (2018) 3405029.

2. Takayuki YOKODO, Yousuke NAKASHIMA, Akiyoshi HATAYAMA, Takaaki IIJIMA, Md. Shahinul ISLAM, Tsubasa YOSHIMOTO, Kazuya ICHIMURA, Md. Maidul ISLAM, Guanyi LEE, Sotaro YAMASHITA, Akihiro TERAKADO, Kunpei NOJIRI, Masayuki YOSHIKAWA, Junko KOHAGURA, Naomichi EZUMI, Mizuki SAKAMOTO and Tsuyoshi IMAI, Impact of the Upstream Plasma Parameters on Spectroscopic Measurement in the GAMMA 10/PDX Diveror Simulation Experiments, Plasma and Fusion Research 13, 2 (2018) 3402032.

3. NONDA Yuya, YAMADA Hirotaka, KITAHARA Yuki, ICHIMURA Kazuya, NAKAMOTO Satoshi, TAKENO Hiromasa, MATSUURA Hiroto, NAKASHIMA Yousuke, Measurement of Heat Quantity in a Small Cusp-Type Direct Energy Converter for Divertor Thermal Load Reduction, Plasma and Fusion Research 13, 2 (2018) 3405050.

4. M. Yoshikawa, J. Kohagura, M. Chikatsu, Y. Shima, M. Sakamoto, Y. Nakashima, R. Minami, I. Yamada, R. Yasuhara, H. Funaba, T. Minami and N. Kenmochi, Radial Profile Measurements of Electron Temperature and Density Using the Thomson Scattering System in GAMMA 10/PDX, Plasma and Fusion Research 13, (2018) 3402051-1-5.

5. N.Ohno, M.Seki, H.Ohshima, H.Tanaka, S.Kajita, Y.Hayashi, H.Natsume, H.Takano, I.Saeki, M.Yoshikawa, H.van der Meiden, Investigation of recombination front region in detached plasmas in a linear divertor plasma simulator, Nuclear Materials and Energy 19, (2019) 458-462.

6. H. Tanaka, K. Takeyama, M. Yoshikawa, S. Kajita, N. Ohno and Y. Hayashi, Localized spiraling plasma ejection contributing the ion-flux broadening in the detached linear plasma, Plasma Phys. Control. Fusion 60, (2018) 075013-1-11.

7. A. Mase, Y. Kogi, D. Kuwahara, Y. Nagayama, N. Ito, T. Maruyama, H. Ikezi, X. Wang, M. Inutake, T. Tokuzawa, J. Kohagura, M. Yoshikawa, S. Shinohara, A. Suzuki, F. Sakai, M. Yamashika, B. J. Tobias, C. Muscatello, X. Ren, M. Chen, C. W. Domier & N. C. Luhmann Jr., Development and application of radar reflectometer using micro to infrared waves, Advances in Physics: X 3, 1 (2018) 1472529-634-676.

8. Md. Shahinul ISLAM, Yousuke NAKASHIMA, Akiyoshi HATAYAMA, Kazuya ICHIMURA, Takaaki IIJIMA, Md. Maidul ISLAM, Takayuki YOKODO, Guanyi LEE, Tsubasa YOSHIMOTO, Sotaro YAMASHITA, Naomichi EZUMI and Mizuki SAKAMOTO, Investigation of E-Divertor Plasma during Simultaneous Injection of Hydrogen and Impurity Gases into GAMMA 10/PDX by Using the LINDA Code, Plasma and Fusion Research 13, 2 (2018) 3403080.

9. M. Yoshikawa, J. Kohagura, M. Chikatsu, Y. Shima, M. Sakamoto, Y. Nakashima, N. Ezumi, R. Minami, R. Yasuhara, I. Yamada, H. Funaba, T. Minami, and N. Kenmochi, Development of a laser amplification system for the multi-pass Thomson scattering system for GAMMA 10/PDX, Review of Scientific Instruments 89, (2018) 10C102-1-4.

10. A. Terakado, M. Sakamoto, N. Ezumi, K. Nojiri, T. Mikami, S. Togo, T. Iijima, T. Yokodo, K. Sawada, S. Kado, Y. Nakashima, Hydrogen Recycling Study with a High Temperature Target in the Divertor Simulation Experiment in GAMMA 10/PDX, Plasma and Fusion Research 13, (2018) 3402096.

11. H. Tanaka, M. Sakamoto, N. Ezumi, K. Nojiri, A. Terakado, T. Mikami, Y. Kinoshita, K. Kobayashi, M. Yoshikawa, J. Kohagura, and N. Ohno, Blob- and hole-like structures outstanding during the transition from attached to detached divertor states in GAMMA 10/PDX, Physics of Plasmas25, (2018) 082505-1-6.

12. T. KARIYA, R. MINAMI, T. IMAI, T. NUMAKURA, M. OKADA, Y. ENDO, Y. NAKASHIMA, H. IDEI, T. ONCHI, K. HANADA, T. SHIMOZUMA, Y. YOSHIMURA, H. TAKAHASHI, H. IGAMI, T. TSUJIMURA, S. ITO, S. KOBAYASHI, S. KUBO, K. SAKAMOTO, Y. ODA, R. IKEDA, K. KAJIWARA, K. TAKAHASHI, T. KOBAYASHI, S. MORIYAMA, M. ONO, K. NAGASAKI, T. EGUCHI, Y. KAWAKAMI, Y. MITSUNAKA, Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO, The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018) , (2018) FIP P1-56.

13. H. IDEI, T. ONCHI, M. HASEGAWA, K. NAKAMURA, R. IKEZOE, O. WATANABE, K. KURODA, K. HANADA, Y. NAGASHIMA, A. HIGASHIJIMA, T. NAGATA, S. SHIMABUKURO, T. KARIYA, T. IMAI, T.I. TSUJIMURA, S. KUBO, S. KOBAYASHI, M. FUKUYAMA, M. YUNOKI, S. KOJIMA, R. YONEDA, A. EJIRI, N. MATSUMOTO, Y. TAKASE, A. FUKUYAMA, S. MURAKAMI, K. MISHRA, G. TAYLOR, N. BERTELLI, M. ONO, FULLY NON-INDUCTIVE 2ND HARMONIC ELECTRON CYCLOTRON CURRENT RAMP-UP WITH POLARIZED FOCUSING-BEAM IN THE QUEST SPHERICAL TOKAMAK, The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018) , (2018) EX/P3-21.

14. Md. Shahinul ISLAM, Y. Nakashima, R. Tatsumi, A. Hatayama, M. M. Islam and T. Iijima, Numerical simulation study towards plasma detachment in the end cell of GAMMA 10/PDX by a coupled fluid-neutral code, Contributions to Plasma Physics 58, 6-7 (2018) 805-811.

15. Tokihiko Tokuzawa, K. Oguri, S. Kubo, K. Tanaka, H. Yamada, K. Y. Watanabe, A. Ejiri, S. Inagaki, J. Kohagura, T. Saito, and LHD Experiment Group, Developments of Millimeter Wave Backscattering Systems for Fusion Plasma Turbulence Measurements, Proceedings of 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2018) , (2018) Th-P2-R2-1.

16. ICHIMURA Kazuya, KITAHARA Yuki, NONDA Yuya, NAKAMOTO Satoshi, TAKENO Hiromasa, MATSUURA Hiroto, NAKASHIMA Yousuke, Development of calorimeter system for conceptual study of CuspDEC divertor, Fusion Engineering and Design 136, (2018) 381-385.

17. M.S. Islam, Y. Nakashima, S. Takechi, R. Tatsumi, A. Hatayama, T. Iijima, S. Yamashita, T. Yoshimoto, T. Hara, N. ezumi, M. Sakamoto, Effects of the gas puffing neutral on the plasma parameters in the end-cell of GAMMA 10/PDX by using the multi-fluid code “LINDA”, Nuclear Materials and Energy 18, (2019) 182-187.

18. H. Natsume, H. Tanaka, S. Kajita, M. Yoshikawa, M. Seki, H. Ohsima, and N. Ohno, Multipoint measurements employing a microwave interferometer and a Langmuir probe in the detached linear plasma, AIP Advences 9, (2019) 015016-1-6.

19. Y. Nakashima, M.S. Islam, T. Iijima, M. Sakamoto, N. Ezumi, M. Yoshikawa, N. Asakuraa, M. Fukumotoa, A. Hatayamab, M. Hirata, M. Ichimura, R. Ikezoe, T. Imai, M.M. Islam, T. Kariya, J. Kohagura, S. Masuzakic, R. Minami, T. Nakanoa, K. Nojiri, T. Numakura, K. Sawada, M. Shoji, A. Terakado, S. Togo, S. Yamashita, T. Yoshimoto, Impact of additional plasma heating on detached plasma formation in divertor simulation experiments using the GAMMA 10/PDX tandem mirror, Nuclear Materials and Energy 18, (2019) 216-221.

20. Y. Kubota, M. Hirata, S. Jang, M. Ichimura, R. Ikezoe, M. Sakamoto, S. Sumida, A. Tanaka, K. Izumi, R. Sekine, H. Kayano, Y. Nakashima, A. Fukuyama, Investigation of ICRF Heating Efficiency in Plug/Barrier Cell on GAMMA 10/PDX with a Full-Wave Code, Plasma and Fusion Research 14, (2019) 2401012.

21. M. Yoshikawa, T. Mouri, J. Kohagura, Y. Shima, T. Yamasaki, S. Suto, H. Nakanishi, M. Sakamoto, Y. Nakashima, R. Minami, N. Ezumi, I. Yamada, R. Yasuhara, H. Funaba, T. Minami and N. Kenmochi, YAG-Thomson Scattering System in GAMMA 10/PDX Central and End Cells,Plasma and Fusion Research 14, (2019) 2402002-1-6.

22. R. Ikezoe, Y. Kubota, M. Ichimura, M. Hirata, S. Sumida, S. Jang, K. Izumi, A. Tanaka, R. Sekine, H. Kayano, Y. Shima, J. Kohagura, M. Yoshikawa, M. Sakamoto, Y. Nakashima, and A. Fukuyama, A Full Wave Simulation on the Density Dependence of a Slow Wave Excitation in the GAMMA 10/PDX Central Cell with TASK/WF3D, Plasma and Fusion Research 14, (2019) 2402003-1-5.

23. R. Sekine, R. Ikezoe, S. Jang, M. Hirata, M. Ichimura, M. Sakamoto, S. Sumida, K. Izumi, A. Tanaka, Y. Kubota, H. Kayano, Y. Nakashima,Observation of Density Fluctuations Originated from RF Waves with Two-Channel Reflectometer in GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2402011.

24. H.Tanaka, M.Sakamoto, N.Ezumi, A.Terakado, K.Nojiri, T.Mikami, Y.Kinoshita, K.Kobayashi, M.Yoshikawa, J. Kohagura, N.Ohno, Spatiotemporal Structure of Ha Emission from the Detached Plasma in GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2402036(5 pp).

25. Satoshi TOGO, Tomonori TAKIZUKA, Mizuki SAKAMOTO, Naomichi EZUMI, Yuichi OGAWA, Kenzo IBANO, Kunpei NOJIRI, Takaaki IIJIMA, Yosuke KINOSHITA, Toshiki HARA and Yousuke NAKASHIMA, Spontaneous Ion Temperature Gradient in Inhomogeneous Magnetic Fields and Its Effect on the Parallel Heat Transport, Plasma and Fusion Research 14, (2019) 2403010.

26. TAKENO Hiromasa, ICHIMURA Kazuya, NAKAMOTO Satoshi, NAKASHIMA Yousuke, MATSUURA Hiroto, MIYAZAWA Junichi, GOTO Takuya, FURUYAMA Yuichi, TANIIKE Akira, Recent Advancement of Research on Plasma Direct Energy Conversion, Plasma and Fusion Research 14, (2019) 2405013.

27. A. Tanaka, M. Ichimura, M. Hirata, R. Ikezoe, S. Sumida, S. Jang, K. Izumi, Y. Kubota, R. Sekine, H. Kayano, M. Sakamoto, Y. Nakashima, Observation of Potential Increase in the Central Cell due to ICRF Heating in the Non-Axisymmetric Anchor Cell on GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2401028.

28. M. S. Islam, Y. Nakashima, A. Hatayama, H. Matsuura, K. Ichimura, T. Iijima, T. Yokodo, K. Nojiri, A. Terakado, M. M. Islam, T. Yoshimoto, S. Yamashita, T. Hara, M. Yoshikawa, N. Ezumi and M. Sakamoto, Measurements of the Plasma Parameters in the D-Module of GAMMA 10/PDX during Impurity Gas Kr Injection, Plasma and Fusion Research 14, (2019) 2402016-1-4.

29. S. Jang, M. Ichimura, M. Hirata, R. Ikezoe, M. Sakamoto, S. Sumida, K. Izumi, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, Y. Nakashima, Effect of the Potential of Confined Plasma on End-Loss Ion in GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2402032.

30. K. Izumi, R. Ikezoe, M. Ichimura, M. Hirata, M. Sakamoto, S. Sumida, S. Jang, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, Y. Nakashima, Measurement of End-Loss Ions Originated from Spontaneously Excited High Frequency Waves by Using an MCP Detector on GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2402033.

31. Ryutaro MINAMI, Tsuyoshi KARIYA, Tsuyoshi IMAI, Tomoharu NUMAKURA, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI, Takuya YABUSA, Nao HIMENO, Yoichi ENDO and Yousuke NAKASHIMA, Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX, Plasma and Fusion Res. 14, (2019) 2402034.

32. M. M. Islam, S. Kobayashi, N. Nishino, M. S. Islam, T. Iijima, M. Yoshikawa, J. Kohagura, M. Shoji, and Y. Nakashima, Sensitivity Check of Background Plasma Parameter during SMBI in the GAMMA 10 Central-Cell by 3-D Monte-Carlo Simulations, Plasma and Fusion Research 14, (2019) 2403017-1-4.

33. Kazuya ICHIMURA, Sotaro YAMASHITA, Yousuke NAKASHIMA, Masakatsu FUKUMOTO, Mamoru SHOJI, Mizuki SAKAMOTO, Naomichi EZUMI, Md. Shahinul ISLAM, Akihiro TERAKADO, Kunpei NOJIRI, Tsubasa YOSHIMOTO, Toshiki HARA and Hiromasa TAKENO, Analysis on the Sensitivity of the ASDEX Type Ionization Gauge in Mixed Radiator Gases of Divertor Simulators, Plasma and Fusion Research 14, (2019) 2405029.

34. Maki OKADA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Tomoharu NUMAKURA, Yuto EBASHI, Fumiya MOTOYOSHI and Yousuke NAKASHIMA, Performance Test of Double-Disk Type Output Window of 28/35 GHz Dual-Frequency Gyrotron for CW Operation, Plasma and Fusion Res. 14, (2019) 2405043.

35. Maho Matsukura, Kohei Shimamura, Masatoshi Suzuki, Mizojiri, Shigeru Yokota, Ryutaro Minami, Tsuyoshi Kariya, and Tsuyoshi Imai, Instantaneous measurement of high-power millimeter-wave beam for 28 GHz gyrotron, Rev. Sci. Instrum 90, (2019) 024703.

36. H. Idei, T. Onchi, T.i Kariya, T. Tsujimura, S. Kubo, S. Kobayashi, M. Sakaguchi, T. Imai, M. Hasegawa, K. Nakamura, K. Mishra, M. Fukuyama, M. Yunoki, S. Kojima, O. Watanabe, K. Kuroda, K. Hanada, Y. Nagashima, A. Ejiri, N. Matsumoto, M. Ono, A. Higashijima, T. Nagata, S. Shimabukoro, Y. Takase, A. Fukuyama, S. Murakami, 28-GHz ECHCD system with beam focusing launcher on the QUEST spherical tokamak,Fusion Engineering and Design, (2019), doi.org/10.1016/j.fusengdes.2019.02.027.

37. S. Sumida, K. Shinohara, R. Ikezoe, M. Ichimura, M. Sakamoto, M. Hirata, S. Ide, Characteristics of fast 3He ion velocity distribution exciting ion cyclotron emission on JT-60U, Plasma Physics and Controlled Fusion 61, 2 (2019) 025014.

38. Satoshi Togo, Tomonori Takizuka, Dirk Reiser, Mizuki Sakamoto, Yuichi Ogawa, Naomichi Ezumi, Kenzo Ibano, Kunpei Nojiri, Yue Li, Yousuke Nakashima, Characteristics of plasma flow profiles in a super-X-divertor-like configuration, Nuclear Materials and Energy 19, (2019) 149–154.

39. H. Matsuura, M. Ochuchi, M.S. Islam, T. Iijima, T. Minami, Y. Nakashima, Comparison of two invers heat conduction models for heat flux measurement in the GAMMA 10/PDX, IEEE Transactions on Plasma Science, (2019), doi.org/10.1109/TPS.2019.2901496.

40. M. Hirata, J. Itagaki, R. Ikezoe, M. Ichimura, S. Sumida, S. Jang,K. Izumi, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, M. Sakamoto, Y. Nakashima, Investigation of ICRF Heating Effect in Anchor Region on GAMMA 10/PDX, Plasma and Fusion Research 14, (2019) 2402055.

41. Sayuri TAKECHI, Ryoko TATSUMI, Md. Shahinul ISLAM, Kazuo HOSHINO, Akiyoshi HATAYAMA, Yousuke NAKASHIMA, Analysis of Ar Impurity Transport in the Large Tandem Mirror Device GAMMA 10/PDX Plasmas, Plasma and Fusion Research 14, (2019) 2403045.

42. Tomoharu NUMAKURA, Tsuyoshi KARIYA, Ryutaro MINAMI, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI and Tsuyoshi IMAI, Code Development for Calculating Electron Beams in the Cavities of the Future High-Power Gyrotrons, Plasma and Fusion Res. 14, (2019) 2405052.

International Conference (talks, posters, proceedings):

1. R. Minami, T. Kariya, T. Imai, T. Numakura, S. Kajino, M. Okada, T. Hojo, F. Motoyoshi, Y. Endo and Y. Nakashima,
Loss Electron Diagnostic Systems for Measurements of High Intermittent Heat Flux in GAMMA 10 Tandem Mirror,
The 22nd Topical Conference on High-Temperature Plasma Diagnostics (HTPD 2018) (San Diego, USA , 2018.4.15-2018.4.19).

2. M. Yoshikawa, J. Kohagura, M. Chikatsu, Y. Shima, M. Sakamoto, Y. Nakashima, N. Ezumi, R. Minami, R. Yasuhara, I. Yamada, H. Funaba, T. Minami, and N. Kenmochi,
Development of the multi-pass Thomson scattering system with the laser amplification system,
The 22nd Topical Conference on High-Temperature Plasma Diagnostics (HTPD 2018) (San Diego, California, USA, 2018.4.15-2018.4.19).

3. K. Nojiri, M. Sakamoto, N. Ezumi, A. Terakado, T. Iijima, S.Togo, T. Yokodo, Y. Kinoshita, T. Mikami, T. Yoshimoto, S. Yamashita, J. Kohagura, M. Yoshikawa, Y. Nakashima,
Effect of gas puff and pump on plasma detachment associated with molecular activated recombination in GAMMA 10/PDX,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

4. S. Togo, T. Takizuka, D. Reiser, M. Sakamoto, N. Ezumi, K. Nojiri, K. Ibano, Y. Li, Y. Ogawa, Y. Nakashima,
Effect of diverging magnetic fields on plasma profiles in super-X divertors considering the anisotropy of ion temperature,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

5. T. Iijima, T. Takimoto, K. Nojiri, A. Terakado, M. S. Islam, T. Yokodo, T. Yoshimoto, S. Yamashita, T. Hara, N. Ezumi, M. Sakamoto, Y. Nakashima, A. Tonegawa,
Study on dynamic behavior of impurity transport along the magnetic field in detached plasma using linear plasma device,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

6. S. Kobayashi, M. M. Islam, T. Iijima, M. S. Islam, M. Shoji, T. Murase, S. Jang, R. Ikezoe, N. Nishino, G. Lee, T. Yokodo, T. Yoshimoto, S. Yamashita, M. Yoshikawa, M. Sakamoto, T. Mizuuchi, Y. Nakashima,
Supersonic molecular beam injection in the tandem mirror GAMMA 10,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

7. M. Sakamoto, S. Ino, Y. Suzuki, N. Ashikawa,
Hydrogen isotope retention in W inserted a Cr thin layer ,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

8. N. Ezumi, Y. Kinoshita, K. Nojiri, T. Iijima, A. Terakado, T. Mikami, K. Kobayashi, M.S. Islam, S. Togo, J. Kohagura, M. Yoshikawa, M. Sakamoto, Y. Nakashima, A. Tonegawa, K. Sawada, H. Tanaka, N. Ohno, S. Masuzaki,
Energy balance during detached plasma operation in the divertor simulation experimental module of GAMMA 10/PDX,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

9. Md. Shahinul Islam, Y. Nakashima, S. Takechi, R. Tatsumi, A. Hatayama, T. Iijima, M.M. Islam, T. Yokodo, G. Lee, T. Yoshimoto, Y. Yamashita, N. Ezumi and M. Sakamoto,
Effects of the Gas Puffing Neutral on the Plasma Parameters in the End-Cell of GAMMA 10/PDX by using the Multi-Fluid Code “LINDA”,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

10. Y. Nakashima, M.S. Islam, T. Iijima, T. Yokodo, M. Sakamoto, N. Ezumi, M. Yoshikawa, N. Asakura, M. Fukumoto, A. Hatayama, M. Hirata, M. Ichimura, R. Ikezoe, T. Imai, M.M. Islam, T. Kariya, I. Katanuma, J. Kohagura, G. Lee, S. Masuzaki, R. Minami, T. Nakano, K. Nojiri, T. Numakura, K. Sawada, M. Shoji, A. Terakado, S. Togo, S. Yamashita, T. Yoshimoto,
Impact of additional plasma heating on detached plasma formation in divertor simulation experiments using the GAMMA 10/PDX tandem mirror,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

11. A. Terakado, M.Sakamoto, N.Ezumi, K.Nojiri, T.Mikami, Y.Kinoshita, S.Togo, T.Iijima, T.Yokodo, K.Sawada, S.Kado, Y.Nakashima,
Reaction processes of molecular activated recombination leading to detachment of divertor simulation plasma in GAMMA 10/PDX,
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23) (Princeton, NJ, USA, 2018.6.17-2018.6.22).

12. S. Sumida, K. Shinohara, R. Ikezoe, M. Ichimura, M. Sakamoto, M. Hirata, S. Ide,
Study on ion cyclotron emission excited by DD fusion produced ions on JT-60U,
45th EPS Conference on Plasma Physics (Prague, Czech, 2018.7.2-2018.7.6).

13. M. Sakamoto, Y. Suzuki, H. Watanabe, M. Tokitani, N. Yoshida, Y. Nakashima,
Surface modification of tungsten and its impact on deuterium retention,
JAPAN-RUB Workshop on Plasma Science (Bochum, Germany, 2018.7.5-2.18.7.7).

14. T. Yamasaki, M. Yoshikawa, J. Kohagura, Y. Shima, H. Nakanishi, S. Suto, T. Mouri, M. Sakamoto, ans Y. Nakashima,
Two dimensional H emission measurements using the multi-channel H array system in GAMMA 10/PDX,
J-K Diagnostics Seminar (NIFS, 2018.8.7-2018.8.10).

15. H. Natsume, H. Tanaka, S. Kajita, M. Yoshikawa, M. Seki, H. Ohshima, N. Ohno,
Microwave interferometer and Langmuir probe measurements along the magnetic field in the detached liner plasma,
J-K Diagnostics Seminar (NIFS, 2018.8.7-2018.8.10).

16. Y. Nakashima, M. Sakamoto, T. Kariya, M. Yoshikawa, N. Ezumi, R. Minami, M. Hirata, J. Kohagura, T. Numakura, R. Ikezoe, S. Togo, T. Iijima, M.S. Islam, K. Ichimura, I. Katanuma, T. Imai, M. Ichimura and GAMMA 10/PDX group,
Present status and future in GAMMA 10/PDX Project,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

17. H. Takeno, H. Takeno, K. Ichimura, S. Nakamoto, Y. Nakashima, H. Matsuura, J. Miyazawa, T. Goto, Y. Furuyama, A. Taniike,
Recent advancement of research on plasma direct energy conversion,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

18. M. Yoshikawa, J. Kohagura, Y. Shima, H. Nakanishi, M. Sakamoto, Y. Nakashima, R. Minami, T. Yamasaki, S. Suto, T. Mouri, I. Yamada, R. Yasuhara, H. Funaba, T. Minami, and N. Kenmochi,
Progress of Thomson scattering system in the tandem mirror GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

19. N. Ezumi, T. Iijima, S. Masuzaki, A. Tonegawa, N. Ohno, K. Sawada, S. Kado, S. Namba, D. Nishijima, M. Takagi, S. Togo, M. Sakamoto, M. Yoshikawa, J. Kohagura, Y. Nakashima,
Progress in steady-state high density TPD-type plasma source development for Demo divertor simulation experiment,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

20. Ryutaro MINAMI, Tsuyoshi KARIYA, Tsuyoshi IMAI, Tomoharu NUMAKURA, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI, Takuya YABUSA, Nao HIMENO, Yoichi ENDO and Yousuke NAKASHIMA,
Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

21. R. Ikezoe, M. Ichimura, M. Hirata, Y. Kubota, S. Sumida, S. Jang, K. Izumi, A. Tanaka, R. Sekine, H. Kayano, Y. Shima, J. Kohagura, M. Yoshikawa, M. Sakamoto, Y. Nakashima, A. Fukuyama,
Investigation of slow wave excitation in the GAMMA 10/PDX central cell,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

22. N. Nishino, Y. Nakashima, M. Yoshikawa, R. Sakamoto, M. Sakamoto, S. Kobayashi, S. Ohshima, K. Hanada, H. Kawazome, S. Yamashita, T. Yoshimoto, T. Iijima, T. Hara,
Development of noise-less divergence-free magnetic probe system in GAMMA 10,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

23. H. Tanaka, M. Sakamoto, N. Ezumi, K. Nojiri, A. Terakado, T. Mikami, Y. Kinoshita, K. Kobayashi, M. Yoshikawa, J. Kohagura, N. Ohno,
Analysis of multipoint fluctuations in the transient discharge from attached to detached states in GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

24. T. Iijima , K. Nojiri, A. Terakado, M. S. Islam, T. Yoshimoto, T. Hara, S. Yamashita, N. Ezumi, M. Sakamoto and Y. Nakashima,
Characteristics of upstream and downstream on detached plasma in D-module of GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

25. H. Matsuura, T.Iijima, N.Ezumi, Y. Nakashima, M. Sakamoto, M. Shoji, K. Nagaoka,,
Heat flux evolution in GAMMA 10/PDX divertor experiment,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

26. M. Sakamoto, Y. Nakashima, N. Ezumi, I. Katanuma, T. Kariya, M. Yoshikawa, R. Minami, M. Hirata, J. Kohagura, T. Numakura, R. Ikezoe, S. Togo, T. Iijima, T. Imai, M. Ichimura,
GAMMA PDX-SC project: status and perspectives,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

27. Md. Shahinul Islam, Y. Nakashima, A. Hatayama, H. Matsuura, T. Iijima, K. Ichimura, M.M. Islam, T. Yokodo, T. Yoshimoto, S. Yamashita, T. Hara, K. Nojiri, A. Terakado, M. Yoshikawa, N. Ezumi and M. Sakamoto,
Study of the plasma parameters in the D-module of GAMMA 10/PDX during impurity gases injection,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

28. K. Ichimura, S. Yamashita, Y. Nakashima, M. Fukumoto, M. Shoji, M. Sakamoto, N. Ezumi, T. Iijima, M. S. Islam, A. Terakado, K.Nojiri, T.Yoshimoto, T. Hara, H. Takeno,
Analysis on the Sensitivity of the ASDEX Type Fast Ionization Gauge in Mixed Radiator Gases for Divertor Simulators,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

29. S. Togo, T. Takizuka, K. Ibano, Y. Ogawa, K. Nojiri, Y. Kinoshita, T. Iijima, T. Hara, M. Sakamoto, N. Ezumi and Y. Nakashima,
Spontaneous Ion Temperature Gradient in Inhomogeneous Magnetic Fields and Its Effect on the Parallel Heat Transport,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

30. S. Jang, M. Ichimura, M. Hirata, R. Ikezoe, M. Sakamoto, S. Sumida, K. Izumi, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, Y. Nakashima,
Effect of the potential of the central cell on end-loss ion in GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

31. M. Hirata, M. Ichimura, R. Ikezoe, S. Sumida, S. Jang, J. Itagaki, K. Izumi, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, M. Sakamoto, A. Ejiri, Y. Nakashima,
Recent results of ICRF heating experiments for a divertor simulation study on GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

32. M. M.Islam,S.Kobayashi, N.Nishino, M. S.Islam,T. Iijima, M. Yoshikawa, J. Kohagura, M. K.Islam, M.Shoji,Y.Nakashima,
Sensitivity check of background plasma parameter during SMBI in the GAMMA 10 central-cell by 3-D Monte-Carlo simulations,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

33. Y. Kubota, M. Hirata, S. Jang, M. Ichimura, R. Ikezoe, M. Sakamoto, S. Sumida, A. Tanaka, K. Izumi, R. Sekine, H. Kayano, Y. Nakashima, A. Fukuyama,
Investigation of ICRF heating efficiency in plug/barrier cell on GAMMA 10/PDX with a full-wave code,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

34. Tomoharu NUMAKURA, Tsuyoshi KARIYA, Ryutaro MINAMI, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI and Tsuyoshi IMAI,
Code Development for Calculating Electron Beams in the Cavities of the Future High-Power Gyrotrons,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

35. Maki OKADA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Tomoharu NUMAKURA, Yuto EBASHI, Fumiya MOTOYOSHI and Yousuke NAKASHIMA,
Performance Test of Double-Disk Type Output Window of 28/35 GHz Dual-Frequency Gyrotron for CW Operation,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

36. R. Sekine, R. Ikezoe, S. Jang, M. Hirata, M. Ichimura, M. Sakamoto, S. Sumida, K. Izumi, A. Tanaka, Y. Kubota, H. Kayano, Y. Nakashima,
Observation of density fluctuations originated from RF waves with two channel reflectometer in GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

37. A. Tanaka, M. Ichimura, M. Hirata, R. Ikezoe, S. Sumida, S. Jang, K. Izumi, Y. Kubota, R. Sekine, H. Kayano, M. Sakamoto, Y. Nakashima,
Observation of potential increase in the central cell due to ICRF heating in the non-axisymmetric anchor cell on GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

38. J. Kohagura, T. Tokuzawa, M. Yoshikawa, Y. Shima, K. Nojiri, A. Terakado, N. Konno, N. Ezumi, M. Sakamoto, Y. Nakashima,
Time behavior of perpendicular velocity of density fluctuations with a series of electron cyclotron heatings in GAMMA 10,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

39. T. Mikami, M. Sakamoto, N. Ezumi, T. Nakano, A. Terakado, K. Nojiri, Y. Kinoshita, S. Togo, T. Iijima, T. Yoshimoto, R. Minami, S. Kado, Y. Nakashima,
Spectroscopic measurement of electron temperature and density,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

40. Y. Kinoshita, N. Ezumi, K. Nojiri, T. Iijima, A. Terakado, T. Mikami, K. Kobayashi, M. Sakamoto, Y. Nakashima, S. Togo, J. Kohagura, M. Yoshikawa, H. Tanaka, S. Masuzaki,
Evaluation of electron density and space potential using ion sensitive probe in D-module of GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

41. K. Izumi, R. Ikezoe, M. Ichimura, M. Hirata, M. Sakamoto, S. Sumida, S. Jang, A. Tanaka, Y. Kubota, R. Sekine, H. Kayano, Y. Nakashima,
Measurement of end-loss ions originated from spontaneously excited high frequency waves by using an MCP detector on GAMMA 10,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

42. T. Yamasaki, M. Yoshikawa, J. Kohagura, Y. Shima, H. Nakanishi, S. Suto, T. Mouri, M. Sakamoto, and Y. Nakashima,
Two dimensional Hα emission measurements using the multi-channel Hα array system in GAMMA 10 / PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

43. A. Terakado, M. Sakamoto, N. Ezumi, K. Nojiri, T. Mikami, Y. Kinoshita, S. Togo, T. Iijima, Y. Nakashima,
Dynamic response of plasma detachment caused by MAR to transient heat flux in GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

44. K. Nojiri, M. Sakamoto, N. Ezumi, S. Togo, S. Jang, A. Terakado, Y. Kinoshita, T. Takizuka, Y. Ogawa, Y. Nakashima,
Thermodynamic properties of ions in the end-region of GAMMA 10/PDX,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

45. S. Takechi, R. Tatsumi, M.S. Islam, K. Hoshino, A. Hatayama and Y. Nakashima,
Analysis of Ar Impurity Transport in the Large Tandem Mirror Device GAMMA 10/PDX Plasmas,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

46. Y. Suzuki, M. Sakamoto, S. Ino, N. Ezumi, Y. Nakashima,
Diagnostics for Surface of Tungsten Exposed to Deuterium Plasma by Spectroscopic Ellipsometry,
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018) (Tsukuba, Japan, 2018.8.27-2018.8.31).

47. T. Numakura, T. Kariya, R. Minami, M. Okada, T. Hojo, F. Motoyoshi, T. Imai,
Code Development for the Future High-Power Gyrotrons and Recent Results of ECH Experiments in GAMMA 10/PDX,
2018 US-EU-Japan RF Heating Technology Workshop / US-Japan Workshop on RF Heating Physics (Shizuoka, Japan, 2018.9.4-2018.9.7).

48. H. Idei, T. Onchi, T. Kariya, T.I. Tsujimura, S, Kubo, S. Kobayashi, M. Fukuyama, M. Yunoki, S. Kojima, M. Hasegawa, K. Nakamura, K. Hanada, A. Ejiri, N. Matsumoto, A. Fukuyama, N. Bertelli, M. Ono, K. Mishra, T. Imai, O. Watanabe, K. Kuroda, A. Higashijima, K. Nagata, S. Shimabukuro, Y. Takase, S. Murakami,
Fully Non-inductive 2nd Harmonic Electron Cyclotron Current Ramp-up with Focused 28GHz Beam in the QUEST,
2018 US-EU-Japan RF Heating Technology Workshop / US-Japan Workshop on RF Heating Physics (Shizuoka, Japan, 2018.9.4-2018.9.7).

49. Kuniyoshi Tabata, Yusuke Nakamura, Kimiya Komurasaki, Tsuyoshi Kariya, Ryutaro Minami,
Millimeter-Wave Discharge below Critical Intensity Using a 28 GHz Gyrotron,
43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2018) (Nagoya Congress Center, Japan, 2018.9.9-2018.9.14).

50. Tokihiko Tokuzawa, K. Oguri, S. Kubo, K. Tanaka, H. Yamada, K. Y. Watanabe, A. Ejiri, S. Inagaki, J. Kohagura, T. Saito, and LHD Experiment Group,
Developments of Millimeter Wave Backscattering Systems for Fusion Plasma Turbulence Measurements,
43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2018) (Nagoya Congress Center, Japan, 2018.9.9-2018.9.14).

51. Masafumi Fukunari, Yasuhisa Oda, Tsuyoshi Kariya, Ryutaro Minami, Yuusuke Yamaguchi, Yoshinori Tatematsu, Teruo Saito, Keishi Sakamoto, Tsuyoshi Imai, Kimiya Komurasaki,
Development Of A High-Power Gyrotron For Beamed Energy Propulsion Applications,
43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2018) (Nagoya Congress Center, Japan, 2018.9.9-2018.9.14).

52. Hiroshi Idei, Takumi Onchi, Tsuyoshi Kariya, Toru Tsujimura, Shin Kubo, Sakuji Kobayashi, Tsuyoshi Imai, Makoto Hasegawa, Kazuo Nakamura, Kishore Mishra, Masaharu Fukuyama, Miyu Yunoki, Shinichiro Kojima, Osamu Watanabe, Kengoh Kuroda, Kazuaki Hanada, Yoshihiko Nagashima, Akira Ejiri, Naoki Matsumoto, Masayuki Ono, Aki Higashijima, Takahiro Nagata, Shun Shimabukoro, Yuichi Takase, Atsushi Fukuyama, Sadayoshi Murakami,
System of 28 GHz ECHCD with beam focusing launcher on the QUEST,
30th Symposium on Fusion Technology (SOFT 2018) (Giardini Naxos, Italy, 2018.9.16-2018.9.21).

53. N. Ezumi, T. Iijima, M. Sakamoto, Y. Nakashima, M. Hirata, M. Ichimura, R. Ikezoe, T. Imai, T. Kariya, I. Katanuma, J. Kohagura, R. Minami, T. Numakura, M. Yoshikawa, S. Togo, M. S. Islam, M. M. Islam, K. Nojiri, A. Terakado, J. Seowon, T. Yokodo, Y. Kinoshita, T. Mikami, S. Yamashita, T. Yoshimoto, T. Hara, A. Hatayama, K. Ichimura, S. Kado, S. Masuzaki, T. Nakano, N. Ohno, S. Sawada, H. Tanaka, A. Tonegawa,
Synergistic Effect of Impurity and Hydrogen Gas Puffs on Plasma Detachment in the GAMMA 10/PDX Tandem Mirror,
27th IAEA Fusion Energy Conference (FEC 2018) (Gandhinagar, India, 2018.10.22-2018.10.27).

54. S. TOGO, T. TAKIZUKA, D. REISER, K. IBANO, Y. LI, Y. OGAWA, M. SAKAMOTO, N. EZUMI, K. NOJIRI, Y. NAKASHIMA,
SOL/Divertor Plasma Simulation of Diverging Magnetic Field Configurations for Advanced Divertors,
27th IAEA Fusion Energy Conference (FEC 2018) (Gandhinagar, India, 2018.10.22-2018.10.27).

55. T. KARIYA, R. MINAMI, T. IMAI, T. NUMAKURA, M. OKADA, Y. ENDO, Y. NAKASHIMA, H. IDEI, T. ONCHI, K. HANADA, T. SHIMOZUMA, Y. YOSHIMURA, H. TAKAHASHI, H. IGAMI, T. TSUJIMURA, S. ITO, S. KOBAYASHI, S. KUBO, K. SAKAMOTO, Y. ODA, R. IKEDA, K. KAJIWARA, K. TAKAHASHI, T. KOBAYASHI, S. MORIYAMA, M. ONO, K. NAGASAKI, T. EGUCHI, Y. KAWAKAMI, Y. MITSUNAKA,
Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO,
The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018) (Gandhinagar, INDIA, 2018.10.22-2018.10.27).

56. H. IDEI, T. ONCHI, M. HASEGAWA, K. NAKAMURA, R. IKEZOE, O. WATANABE, K. KURODA, K. HANADA, Y. NAGASHIMA, A. HIGASHIJIMA, T. NAGATA, S. SHIMABUKURO, T. KARIYA, T. IMAI, T.I. TSUJIMURA, S. KUBO, S. KOBAYASHI, M. FUKUYAMA, M. YUNOKI, S. KOJIMA, R. YONEDA, A. EJIRI, N. MATSUMOTO, Y. TAKASE, A. FUKUYAMA, S. MURAKAMI, K. MISHRA, G. TAYLOR, N. BERTELLI, M. ONO,
FULLY NON-INDUCTIVE 2ND HARMONIC ELECTRON CYCLOTRON CURRENT RAMP-UP
WITH POLARIZED FOCUSING-BEAM IN THE QUEST SPHERICAL TOKAMAK,
The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018) (Gandhinagar, INDIA, 2018.10.22-2018.10.27).

57. M. Yoshikawa, J. Kohagura, M. Sakamoto, N. Ezumi, R. Minami, M. Hirata, T. Iijima, A. Terakado, K. Nojiri, S. Jang, A. Tanaka, M. Ichimura, T. Imai, N. Nakashima, R. Ikezoe,
Fluctuation Suppression by the potential formation in GAMMA 10/PDX,
27th IAEA Fusion Energy Conference (FEC2018) (Gandhinagar, India, 2018.10.22-2018.10.27).

58. M. Yoshikawa, J. Kohagura, M. Sakamoto, N. Ezumi, R. Minami, M. Hirata, T. Iijima, A. Terakado, K. Nojiri, S. Jang, A. Tanaka, M. Ichimura, T. Imai, N. Nakashima, R. Ikezoe,
Flute like fluctuation suppression by the potential formation in GAMMA 10/PDX,
27th IAEA Fusion Energy Conference – IAEA CN-258 (Gandhinagar, India, 2018.10.22-2018.10.27).

59. R. Ikezoe, S. Jang, K. Izumi, M. Ichimura,M. Hirata, T. Onchi,
Statistical analyses of a high-energy ion transport on GAMMA 10/PDX,
60th Annual Meeting of the APS Division of Plasma Physics Co-Located with the 71st Annual Gaseous Electronics Conference (Portland, Oregon, 2018.11.5-2018.11.9).

60. T. Onchi, H. Idei, M. Hasegawa, K. Kuroda, R. Ikezoe, K. Hanada, A. Ejiri, T. Kariya, S. Kubo, T.I. Tsujimura, A. Fukuyama,
Plasma current start-up through oblique injection of second harmonic electron cyclotron wave on QUEST spherical tokamak,
60th Annual Meeting of the APS Division of Plasma Physics Co-Located with the 71st Annual Gaseous Electronics Conference (Portland, Oregon, 2018.11.5-2018.11.9).

61. H. Idei, T. Onchi, T. Kariya, T.I. Tsujimura, S, Kubo, S. Kobayashi, M. Fukuyama, M. Yunoki, S. Kojima,
M. Hasegawa, K. Nakamura, A. Ejiri, N. Matsumoto, K. Mishra, T. Imai, O. Watanabe, K. Kuroda, K. Hanada,
A. Higashijima, K. Nagata, S. Shimabukuro, R. Yoneda, G. Taylor, N. Bertelli, M. Ono, Y. Takase, A. Fukuyama, S. Murakami,
Fully Non-inductive Electron Cyclotron Current Ramp-up with Focused 28GHz Beams in the QUEST Spherical Tokamak,
2nd Asia-Pacific Conference on Plasma Physics (Kanazawa, Japan, 2018.11.12-2018.11.17).

62. S. Kobayashi, G. Motojima, T. Mizuuchi, K. Nagasaki, H. Okada, T. Minami, S. Kado, S. Yamamoto, S. Ohshima, X.X. Lu, N. Kenmochi, Y. Otani, D.L. Yu, K. Ida, K. Watanabe, T. Kobayashi, A. Ishizawa, Y. Nakamura, Y. Nakashima, M. Yoshikawa, S. Konoshima,
Study of operation scenarios for high density plasma formation in Heliotron J,
2nd Asia-Pacific Conference on Plasma Physics (Kanazawa, Japan, 2018.11.12-2018.11.17).

63. YAMADA Hirotaka, ICHIMURA Kazuya, NAKAMOTO Satoshi, TAKENO Hiromasa, MATSUURA Hiroto, NAKASHIMA Yousuke,
Improvement of evaluation of heat quantity in a simulation experiment of divertor thermal load reduction by using a charge separation device,
The 27th International Toki Conference on Plasma and Fusion Research & the 13th Asia Pacific Plasma Theory Conference (Toki, Japan, 2018.11.19-2018.11.22).

64. S. Yamashita, K. Ichimura, M. Fukumoto, T. Iijima, M.S. Islam, K. Nojiri, A. Terakado, T. Yoshimoto, T. Hara, K. Sato, Y. Matsuoka, N. Ezumi, M. Sakamoto and Y. Nakashima,
Evaluation of the stable measurement method by ASDEX type fast ion gauge under high-pressure gas environment,
The 27th International Toki Conference on Plasma and Fusion Research & the 14th Asia Pacific Plasma Theory Conference (Toki, Japan, 2018.11.19-2018.11.22).

65. Kazuya ICHIMURA, Sotaro YAMASHITA, Yousuke NAKASHIMA, Masakatsu FUKUMOTO, Mamoru SHOJI, Mizuki SAKAMOTO, Naomichi EZUMI, Md. Shahinul ISLAM, Akihiro TERAKADO, Kunpei NOJIRI, Tsubasa YOSHIMOTO, Hiromasa TAKENO,
Study on the Sensitivity of Fast Ionization Gauge in Mixture Gas of Hydrogen and Helium,
The 27th International Toki Conference on Plasma and Fusion Research & the 15th Asia Pacific Plasma Theory Conference (Toki, Japan, 2018.11.19-2018.11.22).

66. H. Natsume, H. Tanaka, S. Kajita, M. Yoshikawa, M. Seki, H. Ohshima, N. Ohn,
Microwave interferometer and Langmuir probe measurements along the magnetic field in the detached liner plasma,
The 27th International Toki Conference on Plasma and Fusion Research & the 16th Asia Pacific Plasma Theory Conference (Toki, Japan, 2018.11.19-2018.11.22).

67. M. Yunoki, M. Fukuyama, R. Ashida, D. Ogata, K. Nakamura, T. Onchi, R. Ikezoe, M. Yoshikawa, H. Idei,
Development of W-band corrugated horn antenna based on electromagnetic field simulator analysis,
The 27th International Toki Conference on Plasma and Fusion Research & the 17th Asia Pacific Plasma Theory Conference (Toki, Japan, 2018.11.19-2018.11.22).

68. Kuniyoshi Tabata, Masafumi Fukunari, Yasuhisa Oda, Tsuyoshi Kariya, Ryutaro Minami, Keishi Sakamoto, Tsuyoshi Imai, Kimiya Komurasaki,
Development of a 600 kW Gyrotron for Microwave Rocket Researches,
The 7th International Workshop on Far-Infrared Technologies (IW-FIRT 2019) (Fukui, Japan, 2019.3.5-2019.3.7).

69. K. SAKAMOTO, Y. ODA, T. KARIYA, R. IKEDA, K. KJIWARA, K. TAKAHASHI, T. IMAI,
Development of Sub-Terahertz Gyrotron and Its Application,
The 26th Annual Meeting of Institute of Applied Plasma Science (The 12th International Workshop on Plasma Application and Hybrid Functionally Materials, The 6th Workshop on Discharge Induced in High-Energy Electromagnetic Beam) (Naha, Okinawa, 2019.3.8-2019.3.11).