Volume 16 (2021)

Review Articles

Progress on Integrated Neutron Diagnostics for Deuterium Plasma Experiments and Energetic Particle Confinement Studies in the Large Helical Device During the Campaigns from FY2017 to FY2019
Kunihiro OGAWA, Mitsutaka ISOBE and Masaki OSAKABE
Plasma and Fusion Res. 16, 1102023 (2021) <Published on 12 March 2021>

Rapid Communications

Doppler and Stark Broadenings of He II Emission in NAGDIS-PG
Shin KAJITA, Takaya NAKAMORI, Hirohiko TANAKA, Yusuke KIKUCHI and Noriyasu OHNO
Plasma and Fusion Res. 16, 1202013 (2021) <Published on 19 February 2021>

Rapid Communications

Application of Divertor Pumping to Long-Pulse Discharge for Particle Control in LHD
Gen MOTOJIMA, Suguru MASUZAKI, Tomohiro MORISAKI, Masahiro KOBAYASHI, Ryuichi SAKAMOTO, Yasuyuki TSUCHIBUSHI, Takanori MURASE, Yasuhiko TAKEIRI and the LHD experiment group
Plasma and Fusion Res. 16, 1202014 (2021) <Published on 8 February 2021>

Rapid Communications

Novel Cleaning Methodologies for Specimens Tested in Liquid Metals
Susumu HATAKEYAMA, Naoko OONO, Takashi NOZAWA, Kan SAKAMOTO, Yoshie TAMAI and Masatoshi KONDO
Plasma and Fusion Res. 16, 1205015 (2021) <Published on 19 February 2021>

Rapid Communications

Tungsten Large-Scale Fiberform Nanostructures Retained under High Temperature Conditions
Tatsuki OKUYAMA, Shin KAJITA, Naoaki YOSHIDA, Hirohiko TANAKA, Tatsuya KUWABARA and Noriyasu OHNO
Plasma and Fusion Res. 16, 1206001 (2021) <Published on 12 January 2021>

Rapid Communications

Effects of Substrate Temperature on Film Hardness and Hydrogen Content in Diamond-like Carbon Films Prepared with a Repetitive Nanosecond Pulsed Glow Hydrogen/Methane Discharge Plasma
Katsuya IOKA, Yusuke KIKUCHI, Takuma MINE, Ryohei MASAI and Mitsuyasu YATSUZUKA
Plasma and Fusion Res. 16, 1206038 (2021) <Published on 26 February 2021>

Regular Articles

Investigation on Double-Pass Configurations for Thomson Scattering Measurements
Yi PENG, Akira EJIRI, Yuichi TAKASE, Naoto TSUJII, Osamu WATANABE, Kotaro IWASAKI, Yongtae KO, James Hamilton Palmer RICE, Yuki OSAWA, Go YATOMI, Iwao YAMADA, Takeshi IDO, Yoshihiko NAGASHIMA and Kaori KONO
Plasma and Fusion Res. 16, 1402027 (2021) <Published on 12 March 2021>

Regular Articles

Non-Resonant n = 1 Helical Core Induced by m/n = 2/1 Neoclassical Tearing Mode in JT-60U
Takahiro BANDO, Shizuo INOUE, Kouji SHINOHARA, Akihiko ISAYAMA, Takuma WAKATSUKI, Maiko YOSHIDA, Mitsuru HONDA, Go MATSUNAGA, Manabu TAKECHI, Naoyuki OYAMA and Shunsuke IDE
Plasma and Fusion Res. 16, 1402030 (2021) <Published on 12 March 2021>

Regular Articles

Characterization of the New Vertical Neutron Camera Designed for the Low Neutron Emission Rate Plasma in Large Helical Device
Siriyaporn SANGAROON, Kunihiro OGAWA, Mitsutaka ISOBE, Yutaka FUJIWARA, Hiroyuki YAMAGUCHI, Shuji KAMIO, Ryosuke SEKI, Hideo NUGA, Makoto I. KOBAYASHI and Masaki OSAKABE
Plasma and Fusion Res. 16, 1402039 (2021) <Published on 12 March 2021>

Regular Articles

Development of a Wide Dynamic Range Neutron Flux Measurement Instrument Having Fast Time Response for Fusion Experiments
Daijiro ITO, Hiroyuki YAZAWA, Makoto TOMITAKA, Tsuyoshi KUMAGAI, Shigehiro KONO, Michinori YAMAUCHI, Tsuyoshi MISAWA, Takashi KOBUCHI, Hiroshi HAYASHI, Hitoshi MIYAKE, Kunihiro OGAWA, Takeo NISHITANI and Mitsutaka ISOBE
Plasma and Fusion Res. 16, 1405018 (2021) <Published on 26 February 2021>

Regular Articles

Effect of Hydrogen Ion Energy in the Process of Reactive Ion Etching of Sn Thin Films by Hydrogen Plasmas
Mengran JI, Ryo NAGATA and Kiichiro UCHINO
Plasma and Fusion Res. 16, 1406003 (2021) <Published on 8 February 2021>

Regular Articles

Spatial Uniformity Evaluation of Atmospheric-Pressure Microwave Line Plasma for Wide-Area Surface Treatment
Haruka SUZUKI, Hirotsugu KOMA, Tomohiro OGASAWARA, Yosuke KOIKE and Hirotaka Toyoda
Plasma and Fusion Res. 16, 1406046 (2021) <Published on 9 April 2021>

Regular Articles

Trajectory Shift in Propagation of Electron Cyclotron Waves Due to Berry Curvature in Magnetized Plasma
Toru I. TSUJIMURA, Kota YANAGIHARA, Yuki GOTO and Shin KUBO
Plasma and Fusion Res. 16, 2401009 (2021) <Published on 10 February 2021>

Regular Articles

Numerical Study on Radiation Trapping of He I Resonance Lines in Arc Plasma Under High-Gas Pressures
Hayato KAWAZOME, Md Anwarul ISLAM and Shinichi NAMBA
Plasma and Fusion Res. 16, 2401012 (2021) <Published on 10 February 2021>

Regular Articles

Acceleration of Magnetized Plasmoid by Pulsed Magnetic Coil
Taichi SEKI, Tomohiko ASAI, Daichi KOBAYASHI, Ryotaro YANAGI, Hiroshi GOTA, Thomas ROCHE and Tadafumi MATSUMOTO
Plasma and Fusion Res. 16, 2401020 (2021) <Published on 10 February 2021>

Regular Articles

Multi-Objective Optimization of Superconducting Linear Acceleration System for Pellet Injection by Using Finite Element Method
Teruou TAKAYAMA, Takazumi YAMAGUCHI, Ayumu SAITOH, Atsushi KAMITANI and Hiroaki NAKAMURA
Plasma and Fusion Res. 16, 2401025 (2021) <Published on 19 February 2021>

Regular Articles

Experimental Study on Microwave Generation due to Merged Instability in F-Band Surface Wave Oscillator
Keiichiro RACHI, Kazuo OGURA, Yuta ANNAKA, Mao AOKI and Tsubasa KATO
Plasma and Fusion Res. 16, 2401028 (2021) <Published on 5 March 2021>

Regular Articles

EUV and VUV Spectra of NeIII-NeX Line Emissions Observed in the Impurity Gas-Puffing Experiments of the Large Helical Device
Tetsutarou OISHI, Shigeru MORITA, Masahiro KOBAYASHI, Kiyofumi MUKAI, Gakushi KAWAMURA, Suguru MASUZAKI, Yuki HAYASHI, Chihiro SUZUKI, Yasuko KAWAMOTO, Motoshi GOTO and the LHD Experiment Group
Plasma and Fusion Res. 16, 2402006 (2021) <Published on 10 February 2021>

Regular Articles

Neutron Emission Rate Characteristics of an Electron Cyclotron Heated Large Helical Device Deuterium Plasma
Kunihiro OGAWA, Mitsutaka ISOBE, Ryosuke SEKI, Hideo NUGA, Siriyaporn SANGAROON, Jungmin JO and Masaki OSAKABE
Plasma and Fusion Res. 16, 2402008 (2021) <Published on 10 February 2021>

Regular Articles

Data-Driven Approach on the Mechanism of Radiative Collapse in the Large Helical Device
Tatsuya YOKOYAMA, Hiroshi YAMADA, Suguru MASUZAKI, Junichi MIYAZAWA, Kiyofumi MUKAI, Byron J. PETERSON, Naoki TAMURA, Ryuichi SAKAMOTO, Gen MOTOJIMA, Katsumi IDA, Motoshi GOTO, Tetsutaro OISHI, Gakushi KAWAMURA, Masahiro KOBAYASHI and LHD Experiment Group
Plasma and Fusion Res. 16, 2402010 (2021) <Published on 26 February 2021>

Regular Articles

Effects of Toroidally Distributed Divertor Biasing on Scrape-Off-Layer Plasma in the QUEST Spherical Tokamak
Kazuo TOI, Takumi ONCHI, Kengo KURODA, Shinichiro KOJIMA, Hideki ZUSHI, Makoto HASEGAWA, Masaharu FUKUYAMA, Shoji KAWASAKI, Aki HIGASHIJIMA, Tatsuya IKEZOE, Hiroshi IDEI, Takeshi IDO, Kazuaki HANADA and QUEST Experiment Group
Plasma and Fusion Res. 16, 2402024 (2021) <Published on 5 March 2021>

Regular Articles

Measurement of Anisotropic Electron Velocity Distribution Function in LHD by Polarization Spectroscopy
Motoshi GOTO, Nilam RAMAIYA, Tetsutarou OISHI, Yasuko KAWAMOTO and Tomoko KAWATE
Plasma and Fusion Res. 16, 2402029 (2021) <Published on 5 March 2021>

Regular Articles

Correlation Analysis between Density and Magnetic Field Low Frequency Fluctuations in Improved Confinement Mode on LHD
Wenqing HU, Tatsuya KOBAYASHI, Yasuhiro SUZUKI, Mikiro YOSHINUMA, Tokihiko TOKUZAWA and Katsumi IDA
Plasma and Fusion Res. 16, 2402031 (2021) <Published on 19 March 2021>

Regular Articles

Visible Light Tomography Considering Reflection Light in a Small Tokamak Device PHiX
Koyo MUNECHIKA, Hiroaki TSUTSUI and Shunji TSUJI-IIO
Plasma and Fusion Res. 16, 2402033 (2021) <Published on 12 March 2021>

Regular Articles

Extension of Operation Region for Steady State Operation on QUEST by Integrated Control with Hot Walls
Makoto HASEGAWA, Kazuaki HANADA, Naoaki YOSHIDA, Hiroshi IDEI, Takeshi IDO, Yoshihiko NAGASHIMA, Ryuya IKEZOE, Takumi ONCHI, Kengoh KURODA, Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA, Shun SHIMABUKURO and Kazuo NAKAMURA
Plasma and Fusion Res. 16, 2402034 (2021) <Published on 12 March 2021>

Regular Articles

Influence of Nitrogen Ratio on Plasma Detachment during Combined Seeding with Hydrogen on Divertor Simulation Experiment of GAMMA 10/PDX
Hiroki GAMO, Naomichi EZUMI, Tsukasa SUGIYAMA, Kunpei NOJIRI, Ayane KONDO, Mafumi HIRATA, Junko KOHAGURA, Masayuki YOSHIKAWA, Yousuke NAKASHIMA, Dogyun HWANGBO, Mizuki SAKAMOTO, Renato PERILLO, Tatsuya KUWABARA, Hirohiko TANAKA, Noriyasu OHNO, Keiji SAWADA, Akira TONEGAWA and Suguru MASUZAKI
Plasma and Fusion Res. 16, 2402041 (2021) <Published on 19 March 2021>

Regular Articles

Initial Results of Hydrogen and Deuterium Beam Ion Simultaneous Transport due to Toroidal Alfvén Eigenmode in the Large Helical Device
Shuji KAMIO, Yutaka FUJIWARA, Kunihiro OGAWA, Ryosuke SEKI, Kenichi NAGAOKA, Hideo NUGA, Siriyaporn SANGAROON, Mitsutaka ISOBE, Masaki OSAKABE, Chio-Zong CHENG and the LHD Experiment Group
Plasma and Fusion Res. 16, 2402044 (2021) <Published on 19 March 2021>

Regular Articles

Observation of Ion Heating Using the Difference Frequency of Two ICRF Waves in GAMMA 10/PDX
Hiroki KAYANO, Seowon JANG, Mafumi HIRATA, Naomichi EZUMI, Hibiki YAMAZAKI, Kairi SUGATA, Takumi AIZAWA, Daichi NOGUCHI, Doyeon KIM, Yudai SUGIMOTO, Reina MATSUURA, Ryuya IKEZOE, Masayuki YOSHIKAWA, Makoto ICHIMURA and Mizuki SAKAMOTO
Plasma and Fusion Res. 16, 2402045 (2021) <Published on 12 March 2021>

Regular Articles

Initial Results from High-Field-Side Transient CHI Start-Up on QUEST
Kengoh KURODA, Roger RAMAN, Makoto HASEGAWA, Takumi ONCHI, Brian A. NELSON, John ROGERS, Osamu MITARAI, Kazuaki HANADA, Masayuki ONO, Thomas JARBOE, Masayoshi NAGATA, Hiroshi IDEI, Takeshi IDO, Ryuya IKEZOE, Shoji KAWASAKI, Takahiro NAGATA, Aki HIGASHIJIMA, Shun SHIMABUKURO, Ichiro NIIYA, Shinichiro KOJIMA, Akihiro KIDANI, Takahiro MURAKAMI, Kazuo NAKAMURA, Yuichi TAKASE and Sadayoshi MURAKAMI
Plasma and Fusion Res. 16, 2402048 (2021) <Published on 9 April 2021>

Regular Articles

Energy Flow in the Super Alfvénic/Sonic Collisional Merging Process of Field-Reversed Configurations
Daichi KOBAYASHI, Tomohiko ASAI, Tsutomu TAKAHASHI, Arisa TATSUMI, Naoto SAHARA, Tatsuhiro WATANABE, Daisuke HARASHIMA, Hiroshi GOTA and Thomas ROCHE
Plasma and Fusion Res. 16, 2402050 (2021) <Published on 9 April 2021>

Regular Articles

Development of a Surrogate Turbulent Transport Model and Its Usefulness in Transport Simulations
Mitsuru HONDA and Emi NARITA
Plasma and Fusion Res. 16, 2403002 (2021) <Published on 10 February 2021>

Regular Articles

Simulation of Impurity Transport and Deposition in the Closed Helical Divertor in the Large Helical Device
Mamoru SHOJI, Gakushi KAWAMURA, Juri ROMAZANOV, Andreas KIRSCHNER, Alina EKSAEVA, Dmitry BORODIN, Suguru MASUZAKI and Sebastijan BREZINSEK
Plasma and Fusion Res. 16, 2403004 (2021) <Published on 10 February 2021>

Regular Articles

Application of the Ensemble Kalman Smoother to Turbulent Transport Analysis in LHD Plasma
Yuya MORISHITA, Sadayoshi MURAKAMI, Masayuki YOKOYAMA and Genta UENO
Plasma and Fusion Res. 16, 2403016 (2021) <Published on 10 February 2021>

Regular Articles

Effect of Large-Angle Scattering between Ions and Neutral Particles on the Density Profile at the Divertor Plate
Daisuke UMEZAKI and Hideaki MATSUURA
Plasma and Fusion Res. 16, 2403021 (2021) <Published on 12 March 2021>

Regular Articles

Magnetic Configuration and Heating Location Dependences of Toroidal Torques by Electron Cyclotron Heating in LHD
Yasuhiro YAMAMOTO and Sadayoshi MURAKAMI
Plasma and Fusion Res. 16, 2403043 (2021) <Published on 19 March 2021>

Regular Articles

Three-Dimensional Nonlinear Modeling of MHD Instabilities for Low-q Plasma on J-TEXT
Jie HUANG, Yasuhiro SUZUKI and J-TEXT Team
Plasma and Fusion Res. 16, 2403047 (2021) <Published on 9 April 2021>

Regular Articles

Numerical Simulation Study of the Magnetic Flux Tube Expansion on the Divertor Plasma Parameters by the LINDA Code
Md. Shahinul ISLAM, Yousuke NAKASHIMA, Seiji ISHIGURO, Kazuo HOSHINO, Akiyoshi HATAYAMA, Hiroki HASEGAWA and Mizuki SAKAMOTO
Plasma and Fusion Res. 16, 2403049 (2021) <Published on 19 March 2021>

Regular Articles

Radioactive Isotope Induced by Beam Loss in Particle Accelerator for Heavy-Ion Inertial Fusion
Suzuka FUJITA, Hideki TENZO, Kazumasa TAKAHASHI, Toru SASAKI and Takashi KIKUCHI
Plasma and Fusion Res. 16, 2404022 (2021) <Published on 26 February 2021>

Regular Articles

Acceleration Techniques for Linear-System Solver in Shielding Current Analysis of Cracked HTS Film
Atsushi KAMITANI, Teruou TAKAYAMA, Ayumu SAITOH and Hiroaki NAKAMURA
Plasma and Fusion Res. 16, 2405005 (2021) <Published on 19 February 2021>

Regular Articles

Study of an Air-Core High Temperature Superconducting Current Transformer for Large Current Supply
Hokuto YAMADA, Nozomu NANATO, Keisuke SHIRAI and Tetsuhiro OBANA
Plasma and Fusion Res. 16, 2405007 (2021) <Published on 5 March 2021>

Regular Articles

Demonstration of High-Speed Data Replication Relay Across Multiple Repository Sites Using a Global Loop Path
Hideya NAKANISHI, Kenjiro YAMANAKA, Shinsuke TOKUNAGA, Takahisa OZEKI, Yuki HOMMA, Hideo OHTSU, Yasutomo ISHII, Noriyoshi NAKAJIMA, Takashi YAMAMOTO, Masahiko EMOTO, Masaki OHSUNA, Tatsuki ITO, Setsuo IMAZU, Tomoyuki INOUE, Osamu NAKAMURA, Shunji ABE and Shigeo URUSHIDANI
Plasma and Fusion Res. 16, 2405017 (2021) <Published on 10 February 2021>

Regular Articles

Computer Tomography on Divertor Impurity Monitor for ITER with Minimizing Errors in a Logarithmic Scale
Hiroki NATSUME, Shin KAJITA, Vladislav S. NEVEROV, Radmir I. KHUSNUTDINOV, Evgeny VESHCHEV, Maarten DE BOCK, Alexei R. POLEVOI, Hirohiko TANAKA, Noriyasu OHNO, Hiroaki OGAWA and Sin-iti KITAZAWA
Plasma and Fusion Res. 16, 2405019 (2021) <Published on 19 March 2021>

Regular Articles

Mass Transfer of Ni in Liquid Li Detected by Quartz Crystal Microbalance
Leo IIZUKA and Masatoshi KONDO
Plasma and Fusion Res. 16, 2405026 (2021) <Published on 19 March 2021>

Regular Articles

Fundamental Study on Fretting Corrosion in Solid Breeder Blanket
Naoki TAKAHASHI, Masatoshi KONDO, Jae-Hwan KIM and Masaru NAKAMICHI
Plasma and Fusion Res. 16, 2405032 (2021) <Published on 9 April 2021>

Regular Articles

Simple Pretreatment Method for Tritium Measurement in Environmental Water Samples using a Liquid Scintillation Counter
Shunya NAKASONE, Sumi YOKOYAMA, Tomoyuki TAKAHASHI, Masakazu OTA, Hideki KAKIUCHI, Shinji SUGIHARA, Shigekazu HIRAO, Noriyuki MOMOSHIMA, Toshiya TAMARI, Nagayoshi SHIMA, Mariko ATARASHI-ANDOH, Satoshi FUKUTANI, Kaori NAKAMURA, Akinobu ISHIMINE, Masahide FURUKAWA, Masahiro TANAKA and Naofumi AKATA
Plasma and Fusion Res. 16, 2405035 (2021) <Published on 26 February 2021>

Regular Articles

Study on Assembly of TF Coil and Vacuum Vessel for Fusion DEMO
Arata NISHIMURA
Plasma and Fusion Res. 16, 2405036 (2021) <Published on 5 March 2021>

Regular Articles

Quaternion Analysis of a Direct Matrix Converter Based on Space-Vector Modulation
Kazuo NAKAMURA, Yifan ZHANG, Takumi ONCHI, Hiroshi IDEI, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Kazuaki HANADA, Osamu MITARAI, Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA and Shun SHIMABUKURO
Plasma and Fusion Res. 16, 2405037 (2021) <Published on 12 March 2021>

Regular Articles

Modeling of Stacked Single-Layer Coils Wound with Bi2223 Tapes Using a Lumped Constant Circuit
Tetsuhiro OBANA and Nozomu NANATO
Plasma and Fusion Res. 16, 2405051 (2021) <Published on 9 April 2021>

Regular Articles

VUV Emission Spectroscopy for Evaluation of Optical Thickness in He Cascade Arc Plasmas
Md. Anwarul ISLAM, Ryo SHIGESADA, Takumi YAMAGUCHI, Hayato KAWAZOME, Naoki TAMURA, Hiroki OKUNO and Shinichi NAMBA
Plasma and Fusion Res. 16, 2406011 (2021) <Published on 19 February 2021>