国際会議・ワークショップ
- M. Tajima, Y. Kikuchi, T. Aota, S. Maenaka, K. Fujita, S. Takamura:
Formation of fiber-form nanostructures and He bubbles/holes on tungsten
surfaces by collisional helium arc plasma irradiation
Abs. of Global Plasma Forum in AOMORI, Nebuta Museum WA RASSE, Oct. 15-18,
P-15 (2023). Poster presentation
- Y. Kikuchi, J. Matsusue, F. Yamada, T. Okuda, Y. Nishimura, T. Nakamura:
Partial discharge characteristics in twisted enameled wires under high
repetition voltage pulses generated by a SiC-MOSFET inverter power supply
Proc. of International Symposium on Electrical Insulating Materials (ISEIM)
2023, Matsue, Japan, Sep. 24-28, pp. 84-87 (2023). Oral presentation
- M. Tajima, Y. Kikuchi, T. Aota, S. Maenaka, K. Fujita, S. Takamura:
Effect of Biasing Voltage on Growth of Fiber-Form Nanostructures on Tungsten
Surfaces by Collisional Helium Arc Plasma Irradiation
Proc. of 25th International Symposium on Plasma Chemistry (ISPC25), Kyoto,
May. 21-26, POS-7-215 (2023). Poster presentation
- M. Kawaguchi, J. Tamakoshi, Y. Kikuchi:
Diamond-like carbon film preparation using a high-repetition nanosecond
pulsed Ar/CH4 glow discharge plasma
Proc. of 25th International Symposium on Plasma Chemistry (ISPC25), Kyoto, May. 21-26, POS-8-210 (2023). Poster presentation
- M. Iida, Y. Kikuchi:
Numerical Simulation of a High-Repetition Nanosecond Pulsed Glow Nitrogen
Discharge Plasma
Proc. of 11th International Conference on Reactive Plasmas / 75th Annual
Gaseous Electronics Conference), Sendai International Center, Oct. 3-7,
pp. 221-222 (2022). Poster presentation
- M. Tajima, Y. Kikuchi, T. Aota, S. Maenaka, K. Fujita, S. Takamura:
Effect of Biasing Voltage on Fiber-Form Nanostructured Tungsten Formation
by Collisional Helium Arc Plasma Irradiation
Proc. of 11th International Conference on Reactive Plasmas / 75th Annual
Gaseous Electronics Conference), Sendai International Center, Oct. 3-7,
pp. 195-196 (2022). Poster presentation
- T. Mine, R. Masai, M. Kawaguchi, Y. Kikuchi:
Control of properties of diamond-like carbon films prepared with a high-repetition
nanosecond pulsed glow discharge plasma
Proc. of 39th Symposium on Plasma Processing (SPP39)/The 34th Symposium
on Plasma Science for Materials (SPSM34), Online, Jan. 26, pp. 97-98 (2022).
Oral presentation
- T. Mine, R. Masai, Y. Kikuchi:
Properties of diamond-like carbon films prepared with a high-repetition
nanosecond pulsed hydrogen/methane glow discharge plasma
Proc. of International Symposium on Dry Process (DPS2021), Online, Japan,
Nov. 18-19, pp. 93-94 (2021). Poster presentation
- R. Masai, T. Mine, Y. Kikuchi:
Characterization of a high-repetition nanosecond pulsed nitrogen glow discharge
using time-resolved optical emission spectroscopy
Proc. of International Symposium on Dry Process (DPS2021), Online, Japan,
Nov. 18-19, pp. 81-82 (2021). Poster presentation
- R. Masai, Y. Kikuchi, K. Ioka, T. Mine, M. Yatsuzuka:
A radical nitriding technique using a high-repetition nanosecond pulsed
glow discharge
Proc. of 38th Symposium on Plasma Processing (SPP38)/The 33th Symposium
on Plasma Science for Materials (SPSM33), Online, Jan. 28, pp. 156-157
(2021). Oral presentation
- T. Mine, Y. Kikuchi, K. Ioka, R. Masai, M. Yatsuzuka:
Effect of hydrogen radical irradiation on the properties of DLC films prepared
with a high-repetition nanosecond pulsed glow discharge
Proc. of 38th Symposium on Plasma Processing (SPP38)/The 33th Symposium
on Plasma Science for Materials (SPSM33), Online, Jan. 28, pp. 154-155
(2021). Oral presentation
- K. Ibano, Y. Kikuchi, Y. Ueda, T. Takizuka:
Contributions of vapor shielding at metal walls to the erosion
suppression during transient events
Abs. of 24th International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Jeju, Korea, January 25-29, FO27(B) (2021).
Oral presentation
- Y. Shibata, M. Okamoto, K. Watanabe, N. Ohno, G. Matsunaga, Y. Kikuchi:
Study of MHD spectroscopy by using RMP coils in small tokamak device HYBTOK-II
Bull. Am. Phys. Soc. (Program of the 62nd Annual Meeting of the Division
of Plasma Physics, Online, Nov. 9-13, 2020), CP19-11 (2020). Poster presentation
- K. Ioka, Y. Kikuchi, R. Hirano, M. Yatsuzuka:
Properties of diamond-like carbon films prepared with a high-repetition
nanosecond pulsed glow discharge plasma under sub-atmospheric pressure
Abs. of 11th Asia-Pacific International Symposium on the Basics and Applications
of Plasma Technology (APSPT-11), Kanazawa, Japan, Dec. 11-14, P2-45 (2019).
Poster presentation
- R. Hirano, Y. Kikuchi, K. Ioka, M. Yatsuzuka:
Characterization of a high-repetition nanosecond pulsed nitrogen glow discharge and its application to a new plasma nitriding technique
Abs. of 11th Asia-Pacific International Symposium on the Basics and Applications
of Plasma Technology (APSPT-11), Kanazawa, Japan, Dec. 11-14, P2-44 (2019).
Poster presentation
- Y. Kikuchi, T. Nakagawa:
Generation of a gliding arc discharge in atmospheric pressure air using
nanosecond pulsed voltages with a repetition frequency of 300 kHz
Abs. of 11th Asia-Pacific International Symposium on the Basics and Applications
of Plasma Technology (APSPT-11), Kanazawa, Japan, Dec. 11-14, P1-10 (2019).
Poster presentation
- Y. Shibata, M. Okamoto, K. Watanabe, N. Ohno, Y. Kikuchi:
Study of the plasma response on external RMP field in a small tokamak device
HYBTOK-II
Abs. of 28th International Toki Conference on Plasma and Fusion Research,
Ceratopia Toki, Toki, Gifu, Japan, Nov. 5-8, P1-42 (2019). Poster presentation
- Y. Kikuchi, T. Okumura, K. Kadowaki, T. Aota, S. Maenaka, K. Fujita, S. Takamura:
Formation of nanostructured tungsten using a helium arc discharge plasma
under sub-atmospheric pressure
Abs. of 34th International Conference on Phenomena in Ionized Gases (ICPIG2019)/10th
International Conference on Reactive Plasmas (ICRP10), Sapporo, Japan,
July 14-19, OR15PM-C03 (2019). Oral presentation
- K. Ibano, Y. Kikuchi, Y. Ueda, T. Takizuka:
Weighted PIC simulation for vapor shielding at wall under transient heat
loads
Abs. of 4th International Workshop on Models and Data for Plasma-Material Interaction in Fusion Devices, Princeton University, Gifu, Japan, June 18-20, I-13 (2019). Invited talk
- T. Nakagawa, Y. Kikuchi, Nishimura, M. Yatsuzuka:
Characteristics of Gliding Arc Discharges in Atmospheric Pressure Air Generated
by Applying Nanosecond Pulsed Voltages with a Repetition Frequency of 300
kHz
Proc. of 36th Symposium on Plasma Processing (SPP36)/The 31th Symposium
on Plasma Science for Materials (SPSM31), Kochi, Japan, Jan. 15-17, PA-5
(2019).
- Y. Kikuchi, T. Maegawa, R. Hirano, K. Ioka, A. Otsubo, Y. Nishimura, M. Yatsuzuka:
Characterization of a High-repetition Nanosecond Pulsed Nitrogen Glow Discharge
by Means of Optical Emission Spectroscopy
Proc. of 36th Symposium on Plasma Processing (SPP36)/The 31th Symposium
on Plasma Science for Materials (SPSM31), Kochi, Japan, Jan. 15-17, 15pB-3
(2019). Oral presentation
- T. Maegawa, Y. Kikuchi, R. Hirano, K. Ioka, Y. Nishimura, M. Yatsuzuka:
Characteristics of a high-repetition nanosecond pulsed nitrogen glow discharge
and its application to a plasma nitriding technique
Proc. of International Symposium on Dry Process (DPS2018), Nagoya, Japan,
Nov. 13-15, pp. 135-136 (2018).
- Y. Kikuchi, T. Maegawa, R. Hirano, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Surface modifications of materials using high-repetition nanosecond pulsed glow discharges under sub-atmospheric pressure
2nd Asia-Pacific Conference on Plasma Physics (AAPPS-DPP), Kanazawa, Japan,
Nov. 12-17, A-O10 (2018). Oral presentation
- Y. Shibata, N. Yoshimoto, M. Okamoto, N. Ohno, Y. Kikuchi, K. Watanabe:
Study of the plasma response on external rotating RMP field in a small tokamak device HYBTOK-II
23rd Workshop on MHD Stability Control - A US-Japan Workshop: Common Themes
and Challenges in Stellarators and Tokamaks for Fusion Reactors, University
of California Los Angeles, CA, USA, Nov. 12-14 (2018). Oral presentation
- M. Nagata, A. Fujita. Y. Ibaraki, Y. Kikuchi, N. Fukumoto:
Experimental studies of plasmoid reconnection by using CHI start-up plasma
on HIST
Bull. Am. Phys. Soc. (Program of the 60th Annual Meeting of the Division
of Plasma Physics, Portland, Oregon, Nov. 5-9, 2018), TP11.123 (2018)
- K. Ibano, Y. Kikuchi, A. Tanaka, S. Togo, H.T. Lee, Y. Ueda, T. Takizuka:
Sheath dynamics during the vapor shielding at a plasma-facing wall
Bull. Am. Phys. Soc. (Program of the 60th Annual Meeting of the Division
of Plasma Physics, Portland, Oregon, Nov. 5-9, 2018), NO8.8 (2018). Oral presentation
- Y. Kikuchi, T. Maegawa, R. Hirano, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Preparation of Diamond-Like Carbon Films Using a Cathode Localized Glow
Discharge under Sub-Atmospheric Pressure Excited by a High-Repetition Nanosecond
Pulsed Voltage Application
Program Book of 7th International Conference on Microelectronics and Plasma
Technology, Incheon, Korea, July 24-28, FP-008, p. 95 (2018).
- K. Ibano, Y. Kikuchi, A. Tanaka, S. Togo, Y. Ueda, T. Takizuka:
Suppression of wall erosion by vapor shielding at low-Z and high-Z walls
Abs. of 23rd International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Princeton University, NJ, USA, June 17-22, P167
(2018).
- Y. Tamaki, Y. Kikuchi, M. Nagata, R. Kawano, S. Kainaga, M. Yoshimura, H. Muto, T. Tsurimoto:
Evaluation of Reduced Electric Field Strength of Discharge Plasmas under
Compressed Dry Air with Ratio of Emission Intensities of Molecular Nitrogen
Bands
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 23P-83 (2017).
- A. Fujita, Y. Ibaraki, T. Matsui, Y. Kikuchi, N. Fukumoto, M. Nagata:
Plasmoid Magnetic Reconnection Phenomenon in CHI Experiments on HIST
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 22P-119 (2017).
- Y. Ibaraki, A. Fujita, T. Matsui, Y. Kikuchi, N. Fukumoto, M. Nagata:
Density and Flow Measurements in Elongated Current Sheet in CHI Experiments
on HIST
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 22P-113 (2017).
- K. Fujihira, A. Fujiwara, R. Nakagawa, N. Fukumoto, Y. Kikuchi, M. Nagata:
Colliding and Merging Experiments of CTs Produced by Counter Magnetized
Plasma Guns
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 22P-112 (2017).
- T. Nakamori, S. Inagaki, N. Ohno, S. Kajita, H. Tanaka, Y. Kikuchi, T. Akiyama:
High-temporal measurements of plasma-material interactions with a pulsed
plasma in NAGDIS-PG
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 22P-105 (2017).
- Y. Kikuchi, T. Maegawa, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Characteristics and industrial applications of afterglows of high-repetition
nano-second pulsed plasmas under sub-atmospheric pressure generated by
a SiC-MOSFET inverter power supply
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 21P-83 (2017).
- S. Takamura, T. Aota, H. Iwata, S. Maenaka, K. Fujita, Y. Tamaki, Y. Kikuchi, Y. Uesugi:
Surface Nanostructure Formation and Optical/Electronic Properties of Black
Silicon obtained with He Plasma Exposure
Proc. of Plasma Conference 2017, Himeji, Nov. 20-24, 21P-79 (2017).
- M. Nagata, A. Fujita. Y. Ibaragi, T. Matsui, Y. Kikuchi, N. Fukumoto, T. Kanki:
Investigations of plasmoid reconnection in the presence of strong guide
fields in CHI plasma start-up on HIST
Bull. Am. Phys. Soc. (Program of the 59th Annual Meeting of the Division
of Plasma Physics, Milwaukee, Wisconsin, USA, Oct. 23-27, 2017), Vol. 62,
No. 12, UP11-95, p. 390 (2017).
- Y. Kikuchi, T. Ishida, T. Ueno, S. Kanazawa, M. Nagao, M. Hikita, Y. Murakami, M.
Nagata:
Recent Progress in Round-Robin Test of Repetitive Partial Discharge Inception
Voltage Measrements on Complete Windings of 4 kW Random-Wound Motor
Proc. of 8th International Symposium on Electrical Insulation Materials,
Toyohashi, Japan, Sep. 12-15, pp. 159-162 (2017). Oral presentation
- Y. Kikuchi, T. Maegawa, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
High-speed peraparation of DLC films using high-repetition nano-second
pulsed glow discharge plasmas under sub-atmospheric pressure
Abs. of 28th International Conference on Diamond and Carbon Materials (ICDCM),
Gothenburg, Sweden, Sep. 3-7, O8B.2 (2017). Oral presentation
- K. Ibano, T. Takizuka, Y. Kikuchi, H.T. Lee, Y. Ueda:
PIC simulations of vapor shielding at Plasma Gun device and ELM
24th ITPA SOL/Divertor Physics Meeting, York, UK, May 30-June 2 (2017).
Oral presentation
- Y. Kikuchi, M. Ogura, M. Nagata:
Preliminary Experiments of Nanostructure Formation on Metal Surfaces by
Using High-repetition Pulsed Helium Plasma Irradiation Under Sub-atmospheric
Pressure
Proc. of 34th Symposium on Plasma Processing (SPP34)/The 29th Symposium
on Plasma Science for Materials (SPSM29), Sapporo, Japan, Jan. 16-18, P1-22
(2017).
- M. Ogura, Y. Kikuchi, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Development of Diamond-like Carbon Film Preparation Technique Using High-repetition
Nanosecond Pulsed Discharge Plasmas at Sub-atmospheric Pressure
Proc. of 34th Symposium on Plasma Processing (SPP34)/The 29th Symposium on Plasma Science for Materials (SPSM29), Sapporo, Japan, Jan. 16-18, P1-20 (2017).
- K. Ibano, T. Takizuka, H.T. Lee, Y. Ueda, Y. Kikuchi, M. Nakane, T. Nakagawa, M. Nagata, D. Nishijima, J.H. Yu, M.J. Baldwin,
R.P. Doerner:
Studies of vapor shielding at ELM and disruption loads
US-Japan workshop, Berkeley, USA, Nov. 7-?, (2016). Oral presentation
- M. Nagata, A. Fujita. T. Matsui, Y. Kikuchi, N. Fukumoto, T. Kanki:
Plasmoid formation in the elongated current sheet during transient CHI
on HIST
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, San Jose, California, USA, Oct. 31-Nov. 4, 2016), Vol.
61, No. 18, CP10-99 (2016).
- Y. Kikuchi, M. Nakane, K. Ibano, Y. Ueda, N. Fukumoto, M. Nagata:
Vapor shielding studies on Al coated W materials using a magnetized coaxial
plasma gun (MCPG) device
23rd ITPA SOL/Divertor Physics Meeting, Naka, Japan, Oct. 24-27, (2016).
Oral presentation
- Y. Kikuchi, S. Yoneda, M.Nagata, R. Kawano, T. Umemoto, S. Kainaga, M. Yoshimura, H. Muto, and T. Tsurimoto:
Evaluation of Electric Field Strength by Using Optical Emission Spectroscopy
under Creeping Discharge in Dry Air
Proc. of 21st International Conference on Gas Discharges and Their Applications,
Nagoya, Japan, Sep. 11-16, pp. 305-308 (2016). Oral presentation
- M. Nagata, T. Kawai, Y. Uesaka, T. Hanao, T. Matusi, Y. Kikuchi, N. Fukumoto:
Multiple plasmoid formation and flux closure during transient-CHI start-up
process on HIST
Abs. of US-Japan CT 2016 Workshop on Compact Tori, Irvine, USA, Aug. 22-24
(2016).
- M. Nagata, T. Kawai, Y. Uesaka, T. Matusi, T. Hanao, Y. Kikuchi, N. Fukumoto:
Multiple Plasmoid Formation in Elongated Current Sheet during Coaxial Helicity
Injection Plasma Start-up on HIST
Abs. of 18th International Conguress on Plasma Physics (ICPP), Kaohsiung,
Taiwan, June 27-July 1, PPM1-16 (2016).
- M. Nagata, T. Kawai, Y. Uesaka, T. Matusi, T. Hanao, Y. Kikuchi, N. Fukumoto:
Coaxial Helicity Injection Plasma Start-up and Magnetic Reconnection on HIST
Abs. of 43rd IEEE International Conference on Plasma Science, June 19-23,
2016, Banff, Alberta, Canada, 1P-36 (2016)).
- Y. Kikuchi, M. Nagata, T. Ishida, T. Ueno, S. Kanazawa, M. Nagao, Y. Murakami, M. Hikita:
Round-Robin Test of Repetitive Partial Discharge Inception Voltage Measurements
on Complete Winding of 4 kW Random-Wound Motor
Proc. of 34th IEEE Electrical Insulation Conference, Montreal, QC, Canada,
June 19-22, pp. 248-251 (2016). Oral presentation
- Y. Kikuchi, I. Sakuma, W. Isono, T. Nakazono, M. Nakane, N. Fukumoto, M. Nagata,
T.W. Morgan, K. Bystrov, K. Ibano, Y. Ueda:
Plasma-vapor mixed layer formation and its effects on energy transfer processes
from ELM-like pulsed plasma heat loads to tungsten materials
Abs. of 22nd International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Rome, Italy, May 30-June 3, I-22 (2016). 国際招待講演
- Y. Kikuchi, I. Sakuma, W. Isono, T. Nakazono, M. Nakane, N. Fukumoto, M. Nagata:
Vapour shielding experiments with pulsed plasma injection
22nd ITPA SOL/Divertor Physics Meeting, Frascati, Italy, Jan. 25-28 (2016).
Oral presentation
- M. Nagata, T. Hanao, T. Kawai, Y. Uesaka, T. Matsui, Y. Kikuchi and N. Fukumoto:
Studies of Transient CHI Plasma Start-up on HIST
Abs. of 18th International Spherical Torus Workshop (ISTW2015) and 2015
US-Japan Workshop on ST Plasmas, Princeton University, Nov. 3-6 (2015).
- M. Nagata, M. Tanaka, Y. Kikuchi:
Sterilization Efficiency of Spore forming Bacteria in Powdery Food by Atmospheric Pressure Plasmas Sterilizer
Bull. Am. Phys. Soc. (Program of the 68th Annual Gaseous Electronics Conference/9th
International Conference on Reactive Plasmas/33rd Symposium on Plasma Processing),
Vol. 60, No. 9, GT1.116 (2015).
- T. Hanao, T. Kawai, Y. Uesaka, T. Matsui, Y. Kikuchi, N. Fukumoto, M. Nagata:
Characteristics of Non-inductive Current Start-up by Transient Coaxial
Helicity Injection on HIST
2015 US-Japan Compact Torus Workshop on Equilibrium study and application
of high-beta plasmas based on innovative confinement techniques, Tokyo,
Japan, Sep. 8-11 (2015).
- Y. Kikuchi, M. Ogura, Y. Oka, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Characteristics of Sub-Atmospheric-Pressure Glow Discharge for Preparation
of Diamond-like Carbon Films
Abs. of the 10th International Symposium on Applied Plasma Science, Nara,
Japan, Aug. 31- Sep. 4 (2015).
- S. Kainaga, R. Kawano, T. Umemoto, M. Yoshimura, H. Muto, T. Tsurimoto,
S. Yoneda, Y. Kikuchi and M. Nagata:
Fundamental Studies of Gas Insulation Breakdown Process using Optical Emission
Spectroscopy
Proc. of the 19th International Symposium on High Voltage Engineering,
Pilsen, Czech Republic, August, 23-28, No. 126 (2015). Oral presentation
- M. Nagata, T. Hanao, N. Oki, T. Kawai, Y. Uesaka, Y. Kikuchi, N. Fukumoto:
Plasma start-up by using transient coaxial helicity injection on HIST
Proc. of the 42nd EPS Conference on Plasma Physics, Lisbon, Portugal, June
22-26, P5. 134 (2015).
- I. Sakuma, Y. Kikuchi, T. Morgan, K. Bystrov, K. Ibano, Y. Ueda:
Vapour formation experiment on Al samples in Pilot-PSI
21st ITPA SOL/Divertor Physics Meeting, Princeton, USA, June 9-12, (2015).
- Y. Kikuchi, I. Sakuma, Y. Asai, K. Onishi, W. Isono, T. Nakazono, M. Nakane, D. Sato, F. Domon, N. Ohno, N. Fukumoto, M. Nagata:
Vapor shielding effects on tungsten surface damage exposed to plasma-gun
generated ELM-like transient loads
Abs. of 15th International Conference on Plasma Facing Materials &
Components for Fusion Applications, Aix-en-Provence, France, May 18-22,
I-14, p. 27 (2015). 国際招待講演
- D. Sato, N. Ohno, F. Domon, S. Kajita, Y. Kikuchi, I. Sakuma:
Dynamic behavior of the floating potential of tungsten sample in steady
state plasma in response to plasmoid irradiation
Abs. of ISPlasma2015 / IC-PLANTS2015, Nagoya, Japan, Mar. 26-31, A1-P-05
(2015).
- Y. Kikuchi, K. Tanaka, M. Ogura, A. Ohtsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Properties of Sub-Atmospheric-Pressure Glow Discharge for DLC Film Preparation
Proc. of the 22nd Annual Meeting of IAPS International Workshop 2015 in
Hawaii, Vol. 24, pp. 27-28 (2015).
- Y. Kikuchi, I. Sakuma, Y. Asai, K. Onishi, W. Isono, T. Nakazono, M. Nakane, N. Fukumoto,
M. Nagata:
High-Energy-Density Plasma Generation by a Plasma Merging Technique in
the Double Plasma Gun Device
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 21PB-092 (2014).
- N. Oki, T. Hanao, Y. Uesaka, T. Kawai, M. Nagata, N. Fukumoto, Y. Kikuchi:
Alfven wave and dynamo current drive on HIST
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 21PA-008 (2014).
- Y. Tanaka, Y. Ueda, H. T. Lee, M. Nagata, Y. Kikuchi, S. Suzuki, Y. Seki:
Effect of surface damage of tungsten on thermal response to pulsed heat
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 20PB-108 (2014).
- D. Sato, N. Ohno, S. Kajita, Y. Kikuchi, and I. Sakuma:
Non-Equilibrium and Extreme State Plasma -Experimental study of heat loads
and damage to materials under steady/pulsed dual plasma-
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 20PA-044 (2014).
- K. Onishi, Y. Kikuchi, I. Sakuma, Y. Asai, W. Isono, T. Nakazono, N. Fukumoto, M. Nagata:
Measurements of ELM-Like Pulse Plasma Heat Flux Using a Calorimeter in a Magnetized Coaxial Plasma Gun
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 20PA-042 (2014).
- Y. Asai, Y. Kikuchi, I. Sakuma, K. Onishi, W. Isono, T. Nakazono, N. Fukumoto, M. Nagata:
Spectroscopic Studies of Plasma-Material Interaction under ELM-like Pulse
Plasma Loads
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 20PA-040 (2014).
- I. Sakuma, Y. Kikuchi, Y. Asai, K. Onishi, W. Isono, T. Nakazono, N. Fukumoto, M. Nagata:
Experimental investigation of vapor shielding effects on fusion reactor
materials using the double plasma gun device
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 20PA-038 (2014).
- Y. Hayashi, Y. Suzuki, N. Ohno, M. Okamoto, Y. Kikuchi, S. Kajita, S. Sakakibara, Y. Suzuki, K. Watanabe, and Y. Takemura:
Analysis of plasma fluctuation observed in low q tokamak HYBTOK-II with resonant magnetic perturbation
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 19PA-039 (2014).
- T. Hanao, N. Oki, T. Kawai, Y. Uesaka, M. Nagata, Y. Kikuchi, N. Fukumoto,
A.C. Hossack, B.S. Victor, B.A. Nelson, T.R. Jarboe:
Two-dimensional Spectroscopic Measurements on High-beta Dynamo Current
Driven Torus Plasmas
Proc. of Plasma Conference 2014, Niigata, Japan, Nov. 18-21, 19PA-028 (2014).
- Y. Tanaka, Y. Ueda, H. T. Lee, M. Nagata, Y. Kikuchi, S. Suzuki, Y. Seki:
Effect of Surface Damage on Thermal Reaction of Tungsten Monoblock
Abs. of 21st Topical Meeting on the Technology of Fusion Energy (TOFE),
Anaheim, CA, USA, Nov. 9-13, (2014).
- Y. Kikuchi, K. Sakaguchi, M. Nagata:
Characterization of pulsed discharges inside nitrogen bubbles in distilled
water for amination treatment of nano-sized particles
Abs. of 24th International Toki Conference (ITC) on Expanding Horizons
of Plasma and Fusion Science through Cross-Fertilization, Toki, Japan,
Nov. 4-7, P6-56 (2014).
- Y. Kikuchi, I. Sakuma, Y. Asai, K. Onishi, W. Isono, T. Nakazono, M. Nakane, D. Sato,
F. Domon, N. Ohno, S. Kajita, N. Fukumoto, M. Nagata:
Dual plasma gun experiments for the study of vapor shielding
20th ITPA SOL/Divertor Physics Meeting, Prague, Cheko, Oct. 20-23, (2014).
- M. Nagata,T. Hanao, N. Oki, H. Hirono, T. Hyobu, T. Nakayama, Y. Kikuchi, N. Fukumoto and T. Kanki:
Non-Inductive Solenoid-Less Plasma Current Start-up on HIST Using Transient
Coaxial Helicity Injection
Proc. of 25th IAEA Fusion Energy Conference (FEC), St. Petersberg, Russia,
Oct. 13-18, EX/P4-30, p. 262 (2014).
- I. Sakuma, Y. Kikuchi, Y. Kitagawa, Y. Asai, K. Onishi, N. Fukumoto, M. Nagata:
Experimental investigation of vapor shielding effects induced by ELM-like pulsed plasma loads using the double plasma gun device
Abs. of 21st International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Kanazawa, Japan, May 26-30, P2-091 (2014).
- Y. Kikuchi, I. Sakuma, Y. Kitagawa, Y. Asai, K. Onishi, N. Fukumoto, M. Nagata, Y.
Ueda, H. Kurishita:
Surface modifications on toughened, fine-grained, recrystallized tungsten
with repetitive ELM-like pulsed plasma irradiation
Abs. of 21st International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Kanazawa, Japan, May 26-30, P2-085 (2014).
- D. Sato, N. Ohno, M. Osaka, S. Kajita, Y. Kikuchi:
Measurement of Transient Heat and Particle loads in NAGDIS-PG
Abs. of 21st International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Kanazawa, Japan, May 26-30, P2-023 (2014).
- Y. Kikuchi, I. Sakuma, Y. Kitagawa,Y. Asai, K. Onishi, N. Fukumoto, M. Nagata, Y.
Ueda:
Recent results of ELM simulation experiments on a magnetized coaxial plasma gun
Japan-US Workshop on Heat Removal and Plasma Material Interactions for
Fusion, Livermore, USA, Jan. 7-8 (2014).
- Y. Matsuoka, Y. Kikuchi, N. Fukumoto, M. Nagata, T. Toyoura, M. Matsui, T. Kishimoto:
Removal of volatile organic compounds in the confined space using atmospheric pressure discharge plasmas
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, Denver, Colorado, USA, Nov. 11-15, 2013), Vol. 58, No.
16, UP8-109, p. 353 (2013).
- R. Iwami, Y. Kikuchi, N. Fukumoto, M. Nagata, A. Nakayama, K. Nakagawa:
Sterilization of soybean powder with plasma treatment in atmospheric humid air
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, Denver, Colorado, USA, Nov. 11-15, 2013), Vol. 58, No.
16, UP8-108, p. 353 (2013).
- K. Tanaka, Y. Kikuchi, Y. Matsuo, A. Otsubo, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Preparation of diamond-like carbon films using pulsed glow discharge plasmas
at atmospheric pressure
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, Denver, Colorado, USA, Nov. 11-15, 2013), Vol. 58, No.
16, UP8-107, p. 352 (2013).
- T. Hanao, H. Hirono, T. Hyobu, K. Ito, K. Matsumoto, T. Nakayama, N. Oki,
Y. Kikuchi, N. Fukumoto, M. Nagata:
Ion heating and characteristics of ST plasma used by double-pulsing CHI on HIST
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, Denver, Colorado, USA, Nov. 11-15, 2013), <strong>58</strong>,
No. 16, GP8-67, p. 131 (2013).
- M. Nagata, H. Hirono, T. Hanao, T. Hyobu, K. Ito, K. Matsumoto, T. Nakayama, N. Oki, Y. Kikuchi, N. Fukumoto:
Two-fluid dynamo relaxation and momentum transport induced by CHI on HIST
Bull. Am. Phys. Soc. (Program of the 55th Annual Meeting of the Division
of Plasma Physics, Denver, Colorado, USA, Nov. 11-15, 2013), Vol. 58, No.
16, GP8-66, p. 130 (2013).
- T. Hanao, H. Hirono, T. Hyobu, K. Ito, K. Matsumoto, T. Nakayama, Y. Kikuchi, N. Fukumoto, M. Nagata:
Ion heating and two-fluid characteristics of helicity-driven ST plasmas
US-Japan Workshop on "Advanced Control and Confinement Improvement
of Innovative Compact Toroidal Configurations", Kobe, Japan, Sep.
24-26 (2013).
- M. Nagata, N. Fukumoto, Y. Kikuchi:
Overview of CT Acceleration and Injection Experiments
US-Japan Workshop on "Advanced Control and Confinement Improvement of Innovative Compact Toroidal Configurations", Kobe, Japan, Sep. 24-26, (2013).
- I. Sakuma, Y. Kitagawa, Y. Asai, K. Onishi, Y. Kikuchi, N. Fukumoto and M. Nagata:
Characterization of CT injector developed for simulation of ELM-like pulse
heat loads on divertor materials
US-Japan Workshop on "Advanced Control and Confinement Improvement of Innovative Compact Toroidal Configurations", Kobe, Japan, Sep. 24-26, (2013).
- M. Nagata, T. Hanao, H. Hirono, T. Hyobu, M. Ishihara, K. Ito, T. Nakayama, K. Matsumoto,
Y. Kikuchi, N. Fukumoto and T. Kanki:
Two-fluid dynamo relaxation in the HIST spherical torus plasma
Proc. of the 40th EPS Conference on Plasma Physics, Espoo, Finland, July 1-5, P5. 151 (2013).
- Y. Kikuchi, K. Fukui, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Effects of Bias Pulsed Voltage on Amorphous Carbon Film Deposition at Sub-atmospheric/Atmospheric
pressure
Proc. of the 20th Annual Meeting of IAPS International Workshop 2013 in Malaysia, Vol. 22, pp. 27-28 (2013).
- Y. Kitagawa, I. Sakuma, D. Iwamoto, Y. Kikuchi, N. Fukumoto, M. Nagata:
Measurements of ion temperature and flow of pulsed plasmas produced by
a magnetized coaxial plasma gun device using an ion Doppler spectrometer
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, UP8-50, p. 361 (2012).
- D. Iwamoto, I. Sakuma, Y. Kitagawa, Y. Kikuchi, N. Fukumoto, M. Nagata:
Measurements of line-averaged electron density of pulsed plasmas using
a He-Ne laser interferometer in a magnetized coaxial plasma gun device
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, UP8-49, p. 361 (2012).
- I. Sakuma, D. Iwamoto, Y. Kitagawa, Y. Kikuchi, N. Fukumoto, M. Nagata:
Development of a double plasma gun device for investigation of effects
of vapor shielding on erosion of PFC materials under ELM-like pulsed plasma
bombardment
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, UP8-43, p. 360 (2012).
- Y. Fukuda, K. Fukui, R. Iwami, Y. Matsuoka, Y. Kikuchi, N. Fukumoto, M. Nagata:
Characteristics of dielectric barrier discharge plasmas in atmospheric
humid air
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, TP8-92, p. 325 (2012).
- T. Hanao, M. Ishihara, H. Hirono, T. Hyobu, K. Ito, K. Matsumoto, T. Nakayama,
Y. Kikuchi, N. Fukumoto, M. Nagata:
Measurements of Doppler-ion temperature and flow in the multi-pulsing CHI experiment on HIST
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, PP8-67, p. 268 (2012).
- T. Nakayama, T. Hyobu, T. Hanao, H. Hirono, K. Ito, K. Matsumoto, Y. Kikuchi, N. Fukumoto, M. Nagata:
Investigation of internal magnetic structures and comparison with two-fluid
equilibrium configurations in the multi-pulsing CHI on HIST
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, PP8-66, p. 268 (2012).
- T. Hyobu, T. Hanao, H. Hirono, K. Ito, K. Matsumoto, T. Nakayama, Y. Kikuchi, N. Fukumoto, M. Nagata:
Propagation analysis of the helicity-drive Alfven wave in the HIST spherical
torus plasmas
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, PP8-65, p. 268 (2012).
- H. Hirono, T. Hanao, T. Hyobu, K. Ito, K. Matsumoto, T. Nakayama, Y. Kikuchi, N. Fukumoto, M. Nagata:
Measurements of dynamo electric field and momentum transport induced by
fluctuations on HIST
Bull. Am. Phys. Soc. (Program of the 54th Annual Meeting of the Division
of Plasma Physics, Providence, Rhode Island, USA, Oct. 29-Nov. 2, 2012),
Vol. 57, No. 12, PP8-64, p. 268 (2012).
- M. Nagata, Y. Kikuchi, T. Kanki, N. Fukumoto, T. Higashi, M. Ishihara, T. Hanao, K. Ito, and K. Matumoto:
Flow and Magnetic Field Profiles in the HIST Spherical Torus Plasmas Sustained
by Double Pulsing Coaxial Helicity Injection
Proc. of 24th IAEA Fusion Energy Conference (FEC), San Diego, USA, Oct.
8-13, ICC/1-1Rb (2012).
- Y. Kikuchi, I. Sakuma, D. Iwamoto, Y. Kitagawa, K. Shoda, N. Fukumoto, M. Nagata,
Y. Ueda, S. Suzuki :
Simulation Experiments of ELM-like Transient Heat and Particle Loads
using a Magnetized Coaxial Plasma Gun
Proc. of 24th IAEA Fusion Energy Conference (FEC), San Diego, USA, Oct.
8-13, FTP/P1-10 (2012).
- Y. Ueda, T. Kawai, Y. Ohtsuka, I. Sakuma, Y. Kikuchi, M. Nagata, K. Ezato, Y. Seki, and S. Suzuki
Combined heat load testing of W monoblocks for ITER
Abs. of 27th Symposium of Fusion Technology, Sep. 24-28, P3-85 (2012).
- T. Nihashi, N. Ohno, S. Kajita, M. Osaka, M. Takagi, Y. Kikuchi, M. Nagata, and T. Akiyama:
Development of divertor simulator enabling simultaneous irradiation of
steady-state high heat flux plasma and plasmoid
Abs. of Joint Conference of the International Conference on Open Magnetic
Systems for Plasma Confinement (OS) and the International Workshop on Plasma
Material Interaction Facilities for Fusion (PMIF) , Tsukuba, Japan, Aug.
27-31, P/PMIF-5 (2012).
- M. Nagata, Y. Fukuda, R. Iwami, Y. Matsuoka, M. Miyamae, Y. Kikuchi, H. Miyazaki, T. Ito:
Influences of humidity on partial discharge characteristics and its measurement
during surges in invertor-fed motors
Proc. of 18th International Conference on Electrical Engineering, Kanazawa, Japan, July 8-12, P-FS2-21 (2012).
- M. Nagata, T. Hanao, H. Hirono, T. Hyobu, M. Ishihara, K. Ito, T. Nakayama,
K. Matsumoto, Y. Kikuchi and N. Fukumoto:
Dynamo current drive via low-frequency waves in the HIST helicity-driven
spherical torus plasma
Proc. of 39th EPS Conference on Plasma Physics & 16th International
Congress on Plasma Physics, Stockholm, Sweden, July 2-July 6, P5.072 (2012).
- Y. Kikuchi, K. Shoda, D. Iwamoto, I. Sakuma, Y. Kitagawa, N. Fukumoto,
M. Nagata, Y. Ueda:
Erosion of plasma-facing materials due to repetitive ELM-like pulsed plasma bombardment
Abs. of 20th International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Aachen, Germany, May 21-25, P2-023 (2012).
- S. Kajita, N. Ohno, T. Akiyama, T. Uchiyama, T. Nihashi, M. Osaka, Y. Kikuchi, M. Nagata:
Development of Steady/Transient Dual Plasma Irradiation Device Using a
Plasma Gun
Abs. of 20th International Conference on Plasma Surface Interactions in
Controlled Fusion Devices, Aachen, Germany, May 21-25, P2-020 (2012).
- I. Sakuma, K. Shoda, D. Iwamoto, Y. Kikuchi, D. Nishijima, R. Doerner, N. Fukumoto, M. Nagata, Y. Ueda:
Changes of fuzzy W surface structures due to pulsed plasma bombardment
using a magnetized plasma gun device
Proc. of Plasma Conference 2011, 24P063-P (2011).
- D. Iwamoto, K. Shoda, I. Sakuma, Y. Kikuchi, N. Fukumoto, M. Nagata:
Characteristics of pulsed plasmas in the magnetized plasma gun device
Proc. of Plasma Conference 2011, 24P062-P (2011).
- K. Shoda, I. Sakuma, D. Iwamoto, Y. Kikuchi, N. Fukumoto, M. Nagata:
Development of a magnetized plasma gun device for ELM-like pulsed plasma
irradiation
Proc. of Plasma Conference 2011, 24P061-P (2011).
- T. Nihashi, N. Ohno, S. Kajita, T. Uchiyama, M. Takagi, Y. Kikuchi, K.
Shoda, D. Iwamoto, I. Sakuma, M. Nagata:
Development of Divertor Simulator Enabling Simultaneous Irradiation of
Steady-State High Heat Flux Plasma and Plasmoid
Proc. of Plasma Conference 2011, 24P055-P (2011).
- N. Fukumoto, J. Miyazawa, M. Goto, T. Takahashi, Y. Kikuchi, M. Nagata, T. Asai, S. Masamune, H. Yamada:
Change in parameters of a CT passing through a neutralization cell, and its relation to production of a neutral particle flow
Proc. of Plasma Conference 2011, 23P113-P (2011).
- M. Ishihara, K. Ito, T. Hanao, K. Matsumoto, T. Higashi, Y. Kikuchi, N. Fukumoto, M. Nagata:
Flow measurement in double-pulsing CHI experiment on HIST
Proc. of Plasma Conference 2011, 23P111-P (2011).
- K. Ito, T. Hanao, M. Ishihara, K. Matsumoto, Y. Kikuchi, N. Fukumoto, M.
Nagata:
Measurement of Hall dynamo during CHI current driven phase on HIST
Proc. of Plasma Conference 2011, 23P110-P (2011).
- K. Matsumoto, T. Hanao, K. Ito, M. Ishihara, Y. Kikuchi, N. Fukumoto, M. Nagata, T. Kanki:
Dynamo magnetic fluctuation driven by CHI and its influence on HIST
Proc. of Plasma Conference 2011, 23P109-P (2011).
- T. Hanao, M. Ishihara, K. Ito, K. Matsumoto, Y. Kikuchi, N. Fukumoto, M.
Nagata:
HIST up-grade scenario towards high performance using multi-pulsing CHI
Proc. of Plasma Conference 2011, 23P108-P (2011).
- Y. Kanazawa, Y. Shibata, M. Okamoto, N. Ohno, K. Watanabe, S. Kajita, Y.
Kikuchi, H. Tanaka:
Experimental Investigation of Influence of Externally Applied Resonance Magnetic Perturbation on Magnetic Structure during Tokamak Disruption
Proc. of Plasma Conference 2011, 23P070-P (2011).
- T. Uchiyama, T. Akiyama, T. Nihashi, S. Kajita, N. Ohno, Y. Kikuchi, N. Fukumoto, M. Nagata:
Measurement of Plasmoid Characteristics using Interferometer
Proc. of Plasma Conference 2011, 22P122-P (2011).
- K. Fukui, M. Miyamae, Y. Kikuchi, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Measurement of Plasmoid Characteristics using Interferometer
Proc. of Plasma Conference 2011, 22P122-P (2011).
- Y. Kikuchi:
Application of resonant magnetic perturbations to tokamak plasmas
Proc. of Plasma Conference 2011, S-P1-3 (2011).
- Y. Kikuchi, K. Fukui, M. Miyamae, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Line Glow Discharge at Atmospheric-Pressure for Preparation of Large-Area Amorphous Carbon Film
Proc. of the 8th International Symposium on Applied Plasma Science (ISAPS
2011), Hakone, Sep. 26-30, pp. 161-162 (2011).
- Y. Kikuchi, M. Miyamae, Y. Fukuda, M. Nagata, T. Tuda, H. Tsutsui, T. Ikegami, T.
Sakurai, S. Yamada, T. Yoshimitsu:
Partial Discharge Characteristics of Twisted Enameled Magnet Wires for
Inverter-fed Random Wound Motors
Proc. of 2011 International Symposium on Electrical Insulating Materials,
Kyoto, Sep. 6-11, pp. 125-127 (2011).
- Y. Kikuchi, K. Shoda, D. Iwamoto, I. Sakuma, N. Fukumoto, M. Nagata:
Initial results of ELM simulation experiments on the upgraded magnetized
coaxial plasma gun device
2011 Japan-US Workshop on Heat Removal and Plasma Materials Interactions
for Fusion, and IEA Workshop on Solid Surface Plasma Facing Components,
August 29-31, 2011.
- M. Nagata, T. Higashi, M. Ishihara, Y. Kikuchi, N. Fukumoto, T. Kanki:
Flow and dynamo measurements in the HIST double pulsing CHI experiment
Workshop on Innovation in Fusion Science (ICC2011) and US-Japan Workshop
on Compact Torus Plasma, August 16-19, 2011.
- Y. Kikuchi, H. Miyazaki, M. Miyamae, M. Nagata, T. Utsumi, T. Ito:
Fundamental Study on Insulation Deterioration Diagnosis of Random Wound
Motor Windings by Detection of Partial Discharge
Proc. of 17th International Conference on Electrical Engineering, Hong Kong, China, July 10-14, A505 (2011).
- M. Nagata, T. Higashi, M. Ishihara, T. Hanao, K. Ito, K. Matsumoto, Y. Kikuchi, N. Fukumoto:
Measurements of dynamo effects in the HIST helicty-driven spherical torus
plasma
Proc. of 38th EPS Conference on Plasma Physics, Strasbourg, France,
June 27-July 1, P-4.081 (2011).
- I. Sakuma, K. Shoda, D. Iwamoto, Y. Kikuchi, N. Fukumoto, M. Nagata:
Development of a Magnetized Coaxial Plasma Gun for Simulation Experiment
of Type-I Elm Heat Loads
Proc. of 24th IEEE Symposium on Fusion Engineering, Chicago, June 26-30,
SP2-48 (2011).
- Y. Kikuchi, K. Fukui, M. Miyamae, Y. Matsuo, M. Nagata, M. Yatsuzuka, Y. Horiguchi,
Y. Nishimura:
Characteristics of Pulsed Discharge Plasmas at Atmospheric Pressure for
Preparation of Large-Area Amorphous Carbon Films
Abs. of 38th IEEE International Conference on Plasma Science, Chicago,
June 26-30, IP1L-20 (2011).
- D. Nishijima, Y. Kikuchi, M. Nakatsuka, M.J. Baldwin, R.P. Doerner, M. Nagata, Y. Ueda:
Influences of ELM-like Pulsed Plasma Bombardment on Deuterium Retention
in Tungsten
Abs. of 13th International Workshop on Plasma-Facing Materials and Components
for Fusion Applications, Rosenheim, May 9-13, p. 204 (2011).
- M. Nagata, K. Shoda, I. Sakuma, D. Iwamoto, Y. Kikuchi, N. Fukumoto:
Development of PWI-plasma Gun as Transient Heat Load Source for ELM-simulation
Experiments
Abs. of 13th International Workshop on Plasma-Facing Materials and Components
for Fusion Applications, Rosenheim, May 9-13, p. 196 (2011).
- Y. Kikuchi, M. Miyamae, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Preparation of large-area amorphous carbon films by pulsed line glow discharge
plasma at atmospheric pressure
Abs. of ISPlasma2011 (3rd International Symposium on Advanced Plasma Science
and its Applications for Nitrides and Nanomaterials), Nagoya, March 6-9,
p. 181 (2011).
- M. Miyamae, Y. Kikuchi, N. Fukumoto, M. Nagata:
High-speed sterilization technique using dielectric barrier discharge plasmas in atmospheric humid air
Bull. Am. Phys. Soc. (Program of the 52nd Annual Meeting of the Division
of Plasma Physics, Chicago, IL, USA, Nov. 8-12, 2010), Vol. 55, No. 15,
PP9-31, p. 260 (2010).
- Y. Kikuchi, M. Miyamae, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Preparation of amorphous carbon films using pulsed atmospheric-pressure
glow discharges in a three-electrode configuration
Bull. Am. Phys. Soc. (Program of the 52nd Annual Meeting of the Division
of Plasma Physics, Chicago, IL, USA, Nov. 8-12, 2010), Vol. 55, No. 15,
PP9-25, p. 259 (2010).
- T. Higashi, M. Ishihara, Y. Kikuchi, N. Fukumoto, M. Nagata:
Flux amplification and sustainment of ST plasmas by multi-pulsed coaxial
helicity injection on HIST
Bull. Am. Phys. Soc. (Program of the 52nd Annual Meeting of the Division
of Plasma Physics, Chicago, IL, USA, Nov. 8-12, 2010), Vol. 55, No. 15,
GP9-127, p. 144 (2010).
- D. Nishijima, Y. Kikuchi, M. Nakatsuka, K. Ando, M.J. Baldwin, R.P. Doerner, T. Higashi, M. Nagata, and Y. Ueda:
Effects of Pre-Plasma Exposure on Tungsten Surface Cracking Due to ELM-like
Pulsed Plasma Bombardment
Abs. of 9th International Conference on Tritium Science and Technology,
Nara, Japan, Oct. 24-29, O16 (2010).
- M. Nagata, Y. Kikuchi, K. Ando, T. Higashi, N. Fukumoto, T. Kanki, Y. Kagei:
Demonstration of Multipulsed Current Drive Scenario using Coaxial Helicity
Injection in the HIST Spherical Torus Plasmas
Proc. of 23rd IAEA FEC, Daejon, Korea, Oct. 10-16, EXC/P2-04 (2010).
- N. Fukumoto, J. Miyazawa, T. Takahashi, M. Nagata, M. Goto, T. Asai, S.
Masamune, Y. Kikuchi, H. Yamada:
Development of a neutral particle flow fueling system by using a compact
torus plasma injector for LHD
Proc. of 23rd IAEA FEC, Daejon, Korea, Oct. 10-16, FTP/P1-05 (2010).
- Y. Kikuchi, H. Miyazaki, T. Utsumi, C. Inoda, T. Hisada, M. Miyamae, N. Ohta, N.
Fukumoto, M. Nagata and T. Ito:
Characteristics of Partial Discharge on Electrical Motor Windings with
Thermal Accelerated Aging and Artificial Defects
Proc. of 16th International Conference on Electrical Engineering, Busan,
Korea, July 11-14, PS-HV, ED-17 (2010).
- Y. Kikuchi, D. Nishijima, M. Nakatsuka, K. Ando, T. Higashi, N. Fukumoto, M. Nagata,
R.P. Doerner, Y. Ueda:
Experimental Study of Plasma-Material Interaction Under ELM-like Heat Loads Simulated By a Magnetized Coaxial Plasma Gun
Abs. of 19th International Conference on Plasma Surface Interactions in Controlled Fusion Devices, San Diego, California, USA, May 24-28, p. 246 (2010).
- Y. Kikuchi, N. Fukumoto, M. Nagata:
Influence of Water Vapor on Plasma Sterilization by Dielectric Barrier
Discharges in Atmospheric Air
Abs. of ISPlasma2010 (2nd International Symposium on Advanced Plasma Science
and its Applications for Nitrides and Nanomaterials), Nagoya, March 7-10,
p. 207 (2010).
- Y. Kikuchi, Y. Matsuo, Y. Horiguchi, Y. Nishimura, M. Nagata, M. Yatsuzuka:
Synthesis of Amorphous Carbon Films by Pulsed Glow Discharge Plasma at
Atmospheric Pressure
Abs. of ISPlasma2010 (2nd International Symposium on Advanced Plasma Science
and its Applications for Nitrides and Nanomaterials), Nagoya, March 7-10,
p. 179 (2010).
- N. Fukumoto, J. Miyazawa, Y. Kikuchi, M. Nagata, T. Takahashi, T. Asai, T. Takahashi, S. Masamune, A. Sanpei,
M. Inomoto and M. Irie:
Compact toroid acceleration with a single-stage coaxial electrode and its application to fueling
Abs. of 19th International Toki Conference (ITC19) on Advanced Physics in Plasma and Fusion Research, Toki, Gifu, Japan, Dec. 8-11, p. 187 (2009).
- Y. Kikuchi, M. Nakatsuka, K. Ando, T. Higashi, N. Fukumoto and M. Nagata:
Development of magnetized coaxial plasma gun for simulation experiment of ELM heat loads on ITER divertor
Abs. of 19th International Toki Conference (ITC19) on Advanced Physics
in Plasma and Fusion Research, Toki, Gifu, Japan, Dec. 8-11, p. 186 (2009).
- Y. Kikuchi, B.A. Nelson, A.S. Nelson, D.A. Ennis, J.S. Wrobel, T.R. Jarboe, M. Nagata:
Implementation of digital feedback control system for switching power amplifiers
on HIT-SI
Bull. Am. Phys. Soc. (Program of the 51st Annual Meeting of the Division
of Plasma Physics, Atlanta, Georgia, USA, Nov. 2-6, 2009), Vol. 54, No.
15, UP8-24, p. 317 (2009).
- K. Ando, T. Higashi, M. Nakatsuka, Y. Kikuchi, N. Fukumoto, M. Nagata:
Implementation of digital feedback control system for switching power amplifiers
on HIT-SI
Bull. Am. Phys. Soc. (Program of the 51st Annual Meeting of the Division of Plasma Physics, Atlanta, Georgia, USA, Nov. 2-6, 2009), Vol. 54, No. 15, UP8-15, p. 315 (2009).
- M. Nakatsuka, K. Ando, T. Higashi, Y. Kikuchi, N. Fukumoto, M. Nagata:
Simulation experiment of interaction of plasma facing materials and transient
heat loads in ITER divertor by use of magnetized coaxial plasma gun
Bull. Am. Phys. Soc. (Program of the 51st Annual Meeting of the Division
of Plasma Physics, Atlanta, Georgia, USA, Nov. 2-6, 2009), Vol. 54, No.
15, GP8-7, p. 106 (2009).
- N. Fukumoto, J. Miyazawa, Y. Kikuchi and M. Nagata:
Development of a highly efficient fueller of fast gas jet using a compact
torus injector
2009 US-Japan Workshop, Innovative confinement concepts based on self-organization
and active control, Kusatsu, Japan, Sep. 8-10 (2009).
- Y. Kikuchi, R. Nakanishi, M. Nakatsuka, N. Fukumoto and M. Nagata:
Simulation Experiment of Thermal Transient Events in ITER by Use of Magnetized
Coaxial Plasma Gun
Proc. of 23rd Symposium on Fusion Engineering, San Diego, California, USA, June 1-5, SP3C-42 (2009).
- T. Shoji, A. Tsushima, Y. Kikuchi, K. Toi, K.H. Finken, M. Lehnen:
Excitation and suppression of Alfven eigenmodes (AEs) by using DED coils
Abs. of 4th Stochasticity in Fusion Plasmas Workshop, Juelich, Germany,
March. 2-4, P12 (2009).
- D. Schega, M.W. Jakubowski, M. Lehnen, Y. Liang, O. Schmitz, H. Stoschus,
D. Reiter, R. Wolf, S.S. Abdullaev, Y. Kikuchi, G. Sewell, TEXTOR-team:
Screaning of magnetic perturbations by the electron diamagnetic drift
Abs. of 4th Stochasticity in Fusion Plasmas Workshop, Juelich, Germany,
March. 2-4, P10 (2009).
- S. Hashimoto, T. Nishioka, K. Ando, Y. Kikuchi, N. Fukumoto, M. Nagata:
Flow profile measurement with multi-Mach probes on the HIST spherical torus
device
Bull. Am. Phys. Soc. (Program of the 50th Annual Meeting of the Division
of Plasma Physics, Dallas, Texas, USA, Nov. 17-21, 2008), Vol. 53, No.
14, TP6-106 (2008).
- T. Nishioka, S. Hashimoto, K. Ando, Y. Kikuchi, N. Fukumoto, M. Nagata:
Ion flow measurements during the MHD relaxation processes in the HIST spherical
torus device
Bull. Am. Phys. Soc. (Program of the 50th Annual Meeting of the Division
of Plasma Physics, Dallas, Texas, USA, Nov. 17-21, 2008), Vol. 53, No.
14, TP6-107 (2008).
- R. Nakanishi, Dazhi Liu, M. Nakatsuka, N. Fukumoto, Y. Kikuchi, M. Nagata:
Experimental investigation of high-speed gas flow generation by a compact toroid injection into a gas neutralizer
Bull. Am. Phys. Soc. (Program of the 50th Annual Meeting of the Division
of Plasma Physics, Dallas, Texas, USA, Nov. 17-21, 2008), Vol. 53, No.
14, TP6-104 (2008).
- T. Murata, Y. Kikuchi, N. Fukumoto, M. Nagata:
Optical measurements of dielectric barrier discharges of twisted magnet
wires in atmospheric humid air
Bull. Am. Phys. Soc. (Program of the 50th Annual Meeting of the Division
of Plasma Physics, Dallas, Texas, USA, Nov. 17-21, 2008), Vol. 53, No.
14, PP6-27 (2008).
- M. Nagata, Y. Kikuchi, T. Kanki, N. Fukumoto, Y. Kagei:
Experimental and Computational Studies of MHD Relaxation Generated by Coaxial
Helicity Injection in the HIST Spherical Torus Plasmas
Proc. of 22nd IAEA Fusion Energy Conference (FEC), Geneva, Switzerland,
Oct. 13-18, EX/P6-7 (2008).
- N. Fukumoto, K. Hanada, S. Kawakami, S. Honma, M. Nagata, N. Nishino, H. Zushi, K. Sato, K. Nakamura, H. Idei, M. Sakamoto, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, R. Bhattachayay, K. Okamoto, Y. Kikuchi:
Investigation of compact toroid penetration for fuelling spherical tokamak
plasmas on CPD
Proc. of 22nd IAEA Fusion Energy Conference (FEC), Geneva, Switzerland,
Oct. 13-18, EX/P5-7 (2008).
- Y. Kikuchi, T. Murata, Y. Uozumi, N. Fukumoto, M. Nagata, Y. Wakimoto, T. Yoshimitsu:
Considerations on partial discharge of conventional and nanocomposite enameled
magnet wires for inverter-fed random wound motors
Proc. of 2008 International Symposium on Electrical Insulating Materials,
Yokkaichi, Japan, Sep. 7-11, GA-3 (2008).
- Y. Kikuchi, S. Hashimoto, T. Nishioka, K. Ando, N. Fukumoto, M. Nagata:
MHD relaxation and plasma flow driven by coaxial helicity injection in the HIST spherical torus device
Abs. of 14th International Congress on Plasma Physics, Fukuoka, Japan,
Sep. 8-12, P3. 093 (2008).
- T. Shoji, A. Tsushima,Y. Kikuchi, K. Toi, K.H. Finken, M. Lehnen, O. Zimmermann:
Excitation and suppression of Alfven eigenmodes (AEs) by using DED coils
Abs. of 14th International Congress on Plasma Physics, Fukuoka, Japan,
Sep. 8-12, P3. 052 (2008).
- D. Liu, N. Fukumoto, J. Miyazawa, Y. Kikuchi, M. Nagata:
Enhancement of performance of compact toroid injector for LHD
Abs. of 14th International Congress on Plasma Physics, Fukuoka, Japan, Sep. 8-12, P1. 203 (2008).
- M. Nagata, Y. Kikuchi, T. Nishioka, S. Hashimoto, T. Kanki, N. Fukumoto, Y. Kagei:
Studies of helicity-driven MHD relaxation and its control by rotating magnetic
field on HIST
Innovative Confinement Concepts Workshop and US-Japan Workshop on Improvement
in the Confinement of CT Plasmas, Reno, Nevada, USA, June 24-27 (2008).
- T. Yoshikawa, Y. Kikuchi, S. Yamada, S. Hashimoto, T. Nishioka, N. Fukumoto, M. Nagata:
Development of rotating magnetic field coil system in the HIST spherical
torus device
Bull. Am. Phys. Soc. (Program of the 49th Annual Meeting of the Division
of Plasma Physics, Orlando, Florida, USA, Nov. 12-16, 2007), Vol. 52, No.
11, CP8-55 (2007).
- Dazhi Liu, Y. Ito, N. Fukumoto, T. Sekioka, Y. Kikuchi, M. Nagata:
Particle kinetic-energy measurement in compact toroid injection into a gas neutralizer
Abs. of 17th International Toki Conference on Physics of Flows and Turbulence
in Plasmas, Toki, Gifu, Japan, Oct. 15-19, P2-096 (2007).
- Y. Uozumi, Y. Kikuchi, N. Fukumoto, M. Nagata, Y. Wakimoto, T. Yoshimitsu:
Characteristics of Partial Discharge and Time to Breakdown of Nanocomposite
Enameled Wire
Proc of IEEE Conference on Electrical Insulation and Dielectric Phenomena
(CEIDP) 2007, V ancouver, Canada, Oct. 14-17, pp. 228-231 (2007).
- M. Nagata, N. Fukumoto, Y. Kikuchi:
Compact Torus Injection Development Leading to Core fueling, Start-up and Helicity Injection for ST plasmas
The 13th International Workshop on Spherical Tori 2007, Fukuoka, Japan,
Oct. 10-12, (2007).
- N. Fukumoto, K. Hanada, S. Kawakami, M. Nagata, N. Nishino, H. Zushi, K. Sato, K. Nakamura, H. Idei, M. Sakamoto, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, R. Bhattachayay, K. Okamoto, S. Honma, Y. Kikuchi:
Compact toroid injection experiment on CPD
The 13th International Workshop on Spherical Tori 2007, Fukuoka, Japan,
Oct. 10-12, (2007).
- M, Nagata, Y. Kikuchi, N. Fukumoto, Y. Kagei, T. Kanki, S. Masamune, M. Katsurai:
Kinking behavior and current reversal process of helicity-driven torus plasmas
Abs. of 12th IEA Reversed Field Pinch Workshop, Kyoto, Japan, March 26-28,
(2007).
- Y. Kikuchi, M.F.M de Bock, K.H. Finken, M. Jakubowski, H.R. Koslowski, A. Kraemer-Flecken,
R. Jaspers, M. Lehnen, Y. Liang, K. Loewenbrueck, D. Reiser, U. Samm, B.
Unterberg, R.C. Wolf, O. Zimmermann and the TEXTOR-team:
Experimental and theoretical studies of field penetration of an externally
applied rotating resonant magnetic perturbation in TEXTOR
Abs. of 12th IEA Reversed Field Pinch Workshop, Kyoto, Japan, March 26-28,
(2007).
- M. Nagata, Y. Kikuchi, N. Fukumoto, Y. Kagei, T. Kanki:
Helicity injection and the relevant self-orgnaizing phenomena in driven-compact
spherical torus plasmas
7th Symposium CURRENT TRENDS INTERNATIONAL FUSION RESEARCH : A REVIEW,
Washington DC, USA, March 5-9, 2007.
- Y. Kikuchi, M. Sugahara, S. Yamada, T. Yoshikawa, N. Fukumoto, M. Nagata, A. Sanpei,
S. Masamune:
Interaction of resonant magnetic field with the spherical torus plasmas
in HIST
Abs. of 3rd Stochasticity in Fusion Plasmas Workshop, Juelich, Germany,
March. 5-7, P20 (2007).
- M. Sakamoto, K.H. Finken, A. Pospieszczyk, G. Matsunaga, G. Sergienko, M. Lehnen, M. Jakubowski, S. Brezinsek, S. Ohdachi, Y. Kikuchi, S.S. Abdullaev, A. Nicolai, N. Noda:
Dynamic behavior of rotating magnetic field perturbation induced by the
dynamic ergodic divertor in the TEXTOR tokamak
Abs. of 3rd Stochasticity in Fusion Plasmas Workshop, Juelich, Germany,
March. 5-7, P9 (2007).
- Q. Yu, S. Guenter, Y. Kikuchi, K.H. Finken:
Nonlinear calculation of the penetration threshold of the error field
Abs. of 3rd Stochasticity in Fusion Plasmas Workshop, Juelich, Germany,
March. 5-7, O1 (2007).
- H.R. Koslowski, E. Westerhof, M. de Bock, I. Classen, R. Jaspers, Y. Kikuchi, A. Kraemer-Flecken, A. Lazaros, Y. Liang, K. Loewenbrueck, A. Varshney,
M. von Hellermann, R. Wolf, O. Zimmermann and the TEXTOR-team:
MHD control in TEXTOR
Active Control of MHD Stability 2006, Active MHD control in ITER, Princeton
Plasma Physics Laboratory, Princton, NJ, USA, Nov. 6-8, 2006.
- M. Nagata, M. Sugahara, A. Hatsuzaki, Y. Kikuchi, N. Fukumoto:
Recent results on CT injection experiments into HIST
US/Japan workshop on compact torus plasmas, Swarthmore college, USA, Nov.
2-4, 2006.
- M. Sugahara, S. Katsumoto, Y. Kikuchi, N. Fukumoto, M. Nagata:
Injection of compact torus into the HIST spherical torus plasmas
Bull. Am. Phys. Soc. (Program of the 48th Annual Meeting of the Division
of Plasma Physics, Philadelphia, USA, Oct. 30-Nov. 3, 2006), Vol. 51, No.
7, VP1-19 (2006).
- Y. Kikuchi, M. Sugahara, S. Yamada, T. Yoshikawa, N. Fukumoto, M. Nagata:
Interaction of rotating helical magnetic field with the HIST spherical
torus plasmas
Bull. Am. Phys. Soc. (Program of the 48th Annual Meeting of the Division of Plasma Physics, Philadelphia, USA, Oct. 30-Nov. 3, 2006), Vol. 51, No. 7, VP1-18 (2006).
- M. Okamoto, S. Takamura, N. Ohno, S. Kajita, Y. Kikuchi, Y. Uesugi, T. Ozeki, Y. Kawano, M. Sugihara:
Integrated View of Disruption Dynamics on Internal Electromagnetic and
Plasma Structures in the small tokamak HYBTOK-II
Proc. of 21st IAEA Fusion Energy Conference, Chengdu, China, Oct. 16-21,
EX/P8-14 (2006).
- K.H. Finken, Y. Xu, S.S. Abdullaev, M. Jakubowski, M. Lehnen, M.F.M. de Bock, S. Bozhenkov, S. Brezinsek, C. Bush, I.G.J. Classen, D. hrting, M. von Hellermann, S. Jachmich, R.J. Jaspers, Y. Kikuchi, A. Kraemer-Flecken, M. Mitri, P. Peleman, A. Pospieszezyk, D. Reiser, D. Reiter, U. Samm, D. Schega, O. Schmitz, S. Soldatov, B. Unterberg, M. Van Schoor, M. Vergote, R.R. Weynants, R. Wolf, O. Zimmermann and the TEXTOR team:
Influence of the Dynamic Ergodic Divertor on TEXTOR Discharges
Proc. of 21st IAEA Fusion Energy Conference, Chengdu, China, Oct. 16-21,
EX/9-4 (2006).
- M.W. Jakubowski, S.S. Abdullaev, K. H. Finken, Y. Kikuchi, A. Kramer‐Flecken, M. Lehnen, O. Schmitz, B. Unterberg, R. C. Wolf and
TEXTOR team:
The Optimization of the Ergodic Structure of the Dynamic Ergodic Divertor
in The TEXTOR Tokamak
AIP Conference Proceeding, Vol. 812, 195 (2006).
- H.R. Koslowski, E. Westerhof, M. de Bock, I. Classen, R. Jaspers, Y. Kikuchi, A. Kraemer-Flecken, A. Lazaros, Y. Liang, K. Loewenbrueck, A. Varshney,
M. von Hellermann, R. Wolf, O. Zimmermann and the TEXTOR-team:
Tearing mode physics studies applying the Dynamic Ergodic Divertor on TEXTOR
Proc. of 33rd EPS Conference on Plasma Physics, Rome, Italy, June 19-23,
I1.004 (2006).
- Y. Kikuchi, M.F.M de Bock, K.H. Finken, M. Jakubowski, H.R. Koslowski, A. Kraemer-Flecken,
R. Jaspers, M. Lehnen, Y. Liang, K. Loewenbrueck, G. Matsunaga, D. Reiser,
U. Samm, G. Sewell, S. Takamura, B. Unterberg, R.C. Wolf, O. Zimmermann
and the TEXTOR-team:
Experimental and theoretical analyses of penetration processes of externally applied rotating helical magnetic perturbation fields in TEXTOR
Abs. of 13th International Congress on Plasma Physics, Kiev, Ukraine, May
22-26, ITB.32 (2006). 国際招待講演
- B. Unterberg, C. Bush, M. de Bock, J.W. Coenen, K.H. Finken, St. Jachmich,
M. Jakubowski, Y. Kikuchi, A. Kraemer-Flecken, M. Lehnen, U. Samm, O. Schmitz, S. Soldatov, M. Z.
Tokar, M. von Hellermann, R.C. Wolf, Y. Xu and the TEXTOR-team:
Impact of stochastic magnetic fields on plasma rotation and radial electric
fields in the plasma edge of the tokamak TEXTOR
Abs. of 17th International Conference on Plasma Surface Interactions in
Controlled
Fusion Devices, Hefei, China, May 22-26, P3-36 (2006).
- T. Shoji, Y. Kikuchi, A. Tsushima, K. Toi, K.H. Finken, M. Jakubowski, M. Lehnen, R. Wolf,
O. Zimmermann, A.G. Elfimov and the TEXTOR-team:
Excitation of Alfven Eigenmodes using the DED coil in the TEXTOR tokamak
Abs. of 9th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement
Systems, Hida Earth Wisdom Center,Takayama-shi , Japan, Nov. 9-11, P17
(2005).
- Y. Liang, H.R. Koslowski, K. Lowenbrueck, O. Zimmermann, Y. Kikuchi, M. de. Bock, M. von Hellermann, A. Kraemer-Flecken, E. Westerhof, R.
Wolf, U. Samm and the TEXTOR-team:
Rotation dependence of tearing mode excitation by external perturbations fields on TEXTOR
Active Control of MHD Stability 2005, Progress in Kink and Tearing Mode
Control, The Pyle Center, University of Wisconsin Madison, WI USA, Oct
31-Nov. 2, 2005.
- Y. Kikuchi, K.H. Finken, M. Jakubowski, M. Lehnen, D. Reiser, G. Sewell, R.C. Wolf, and the TEXTOR-team:
Linear analysis of the interaction of rotating helical magnetic perturbations
with tokamak plasmas based on the reduced two-fluid model
Abs. of 10th International Workshop on Plasma Edge Theory in Fusion Plasmas,
Juelich, Germany, Oct. 17-19, P10 (2005).
- M. Okamoto, S. Kokubo, Y. Kikuchi, N. Ohno, S. Takamura, Y. Uesugi, T. Ozeki, Y. Kawano, M. Sugihara:
Dynamic Behavior of the Disruptive Plasma in the Small Tokamak HYBTOK-II
Proc. of 32nd EPS Conference on Plasma Physics, Tarragona, Spain, June
27-July 1, P-4.093 (2005).
- Y. Kikuchi, K.H. Finken, D. Reiser, G. Sewell, M. Jakubowski, M. Lehnen:
Modelling of the Penetration Process of Externally Applied Helical Magnetic
Perturbation of the DED on the TEXTOR tokamak
Proc. of 32nd EPS Conference on Plasma Physics, Tarragona, Spain, June
27-July 1, P-1.114 (2005).
- Y. Kikuchi, K.H. Finken, D. Reiser, G. Sewell, M. Jakubowski, M. Lehnen:
Modelling of the stability and the growth of magnetic islands induced by
the DED on TEXTOR
Abs. of 2nd International Conference of Stochasticity of Fusion Plasma,
Juelich,
Germany, Mar. 15-17, p.36 (2005).
- M. Okamoto, S. Kokubo, Y. Kikuchi, N. Ohno, S. Takamura, Y. Uesugi, T. Ozeki, Y. Kawano, M. Sugihara:
Dynamic Behavior of Internal Magnetic Field during Disruption in the Small
Tokamak HYBTOK-II
Abs. of 2nd International Conference of Stochasticity of Fusion Plasma,
Juelich,
Germany, Mar. 15-17, p.6 (2005).
- S. Kokubo, M. Okamoto, Y. Kikuchi, N. Ohno, S. Takamura, Y. Uesugi, Y. Kawano, M. Sugihara, T. Ozeki, M.
Shimada:
Evaluation of Current Quench Decay Time in Tokamaks and Investigation of
Its Behaviours
Proc. of 31st EPS Conference on Plasma Physics, London, June 28-July 2,
2004, ECA Vol. 28G, P-2.137 (2004).
- Y. Kikuchi, Y. Uesugi, S. Takamura, A.G. Elfimov:
Observation of Electrostatic Fluctuations Induced by Externally Applied
Rotating Helical Magnetic Field in HYBTOK-II
Abs. of 1st International Workshop on Stochasticity in Fusion Edge Plasmas, Juelich,
Germany, Oct. 6-8, p.31 (2003).
- V. P. Budaev, Y. Kikuchi, Y. Uesugi, S. Takamura:
Effect of Rotating Helical Magnetic Field on the Turbulence Fractal Structure
and Transport in the Tokamak Edge Plasma
Abs. of 1st International Workshop on Stochasticity in Fusion Edge Plasmas, Juelich,
Germany, Oct. 6-8, p.15 (2003).
- V.P. Budaev, S. Takamura, Y. Kikuchi, Y. Uesugi, N. Ohno:
Intermittent Structures in the High Field Side Boundary of the HYBTOK-II
Tokamak
Proc. of 30th EPS Conference on Controlled Fusion and Plasma Physics, St.
Petersburg, Russia, July 7-11, 2003, ECA Vol. 27A, P-3.173 (2003).
- Y. Kikuchi, Y. Uesugi, S. Takamura, A.G. Elfimov:
Contribution of Alfven Wave Dissipation to Penetration of Externally Applied
Rotating Helical Magnetic Field into Tokamak Plasma
Proc. of 30th EPS Conference on Controlled Fusion and Plasma Physics, St.
Petersburg, Russia, July 7-11, 2003, ECA Vol. 27A, P-2.119 (2003).
- Y. Kikuchi, H. Takahashi, Y. Uesugi, S. Takamura:
Suppression of Externally Induced Magnetic Island by Plasma Current Oscillation
in HYBTOK-II
Abs. of 30th IEEE International Conference on Plasma Science, Jeju, Korea,
June
2-5, p.382 (2003).
- Y. Kikuchi, Y. Uesugi, S. Takamura, V.P. Budaev:
Dynamic Responses of Tokamak Plasmas Induced by Externally Applied Rotating
Helical Magnetic Field in Dynamic Ergodic Divertor
44th APS Annual Meeting of the Division of Plasma Physics, Orlando, FL,
Nov. 11-15, FP1-86 (2002).
- S. Takamura, Y. Kikuchi, H. Kojima, Y. Uesugi, M. Toyoda, Y. Shiota, M. Kobayashi, V. P. Budaev:
Dynamic Effects of Rotating Helical Magnetic Fields on Tokamak Edge
Proc. of 19th IAEA Fusion Energy Conference, Lyon, France, Oct. 14-19,
EX/P5-09 (2002).
- Y. Kikuchi, V. P. Budaev, Y. Uesugi, M. Toyoda, S. Takamura:
Dynamic Behaviors of Tokamak Plasma Induced by Externally Rotating Helical
Magnetic Field
Proc. of 29th EPS Conference on Plasma Physics and Controlled Fusion, Montreux,
Switzerland, June 17-21, 2002, Vol. 26B, P. 5-071 (2002).
- V. P. Budaev, Y. Kikuchi, M. Toyoda, Y. Uesugi, S. Takamura:
Effect of Rotating Helical Magnetic Field on the Turbulence Fractal Structure
and Transport in the Tokamak Edge Plasma
Abs. of 15th International Conference Plasma Surface Interactions in Controlled
Fusion Devices, Gifu, Japan, May 27-31, P3-57 (2002).
- Y. Kikuchi, V. P. Budaev, M. Toyoda, Y. Uesugi, S. Takamura:
Control of Rotating Helical Magnetic Field Penetration into Tokamak Plasmas
using Electrode Biasing
Abs. of 15th International Conference Plasma Surface Interactions in Controlled
Fusion Devices, Gifu, Japan, May 27-31, P2-72 (2002).
- Y. Kikuchi, V. P. Budaev, M. Toyoda, Y. Uesugi, S. Takamura:
Experimental Investigation of Rotating Helical Magnetic Field Penetration
into Tokamak Plasmas on HYBTOK-II
Abs. of Dynamic Ergodic Divertor Workshop, Juelich, Germany, Feb. 25-27, P16 (2002).
- N. Ohno, V. P. Budaev, T. Tanaka, Y. Kikuchi, Y. Uesugi, S. Takamura:
Intermittency Studies in Magnetically Confined Plasma Devices
Abs. of 12th International Toki Conference on Plasma Physics and Controlled
Nuclear
Fusion, Toki, Japan, Dec. 11-14, PI-25 (2001).
- Y. Kikuchi, V. P. Budaev, M. Toyoda, Y. Uesugi, S. Takamura:
Change of Rotating Helical Field Penetration into Tokamak Plasmas due to
Local Plasma Rotation
Abs. of 12th International Toki Conference on Plasma Physics and Controlled
Nuclear
Fusion, Toki, Japan, Dec. 11-14, PI-31 (2001).
- M. Toyoda, T. Taniyama, Y. Kikuchi, Y. Uesugi, S. Takamura:
Improvement of the Plasma Control by IGBT Invertor Power Supplies in HYBTOK-II
Tokamak
Proc. of 25th International Conference on Phenomena in Ionized Gases, Nagoya,
Japan, July 17-22, pp. 191-192 (2001).
- Y. Kikuchi, H. Kojima, T. Taniyama, M. Toyoda, Y. Uesugi, S. Takamura:
Effects of Dynamic Island Formations on Rotating Helical Magnetic Field Penetration into the Tokamak Plasma
Proc. of 28th EPS Conference on Controlled Fusion and Plasma Physics,
Funchal, Portugal, June 18-22, 2001, Vol. 25A, pp. 277-280 (2001).
- Y. Kikuchi, K. Tashiro, M. Kobayashi, H. Kojima, Zhai Kan, S. Takamura:
Improvement of Local Helical Coil Configuration for Dynamic Ergodic Divertor
Abs. of 10th International Toki Conference on Plasma Physics and Controlled
Nuclear
Fusion, Toki, Japan, Jan. 18-21, PI-22 (2000).