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LHD Publications in 2020

[1]H. Tanaka, K. Fujii, T. Shikama, S. Morita, M. Goto, M. Hasuo, LHD Experiment Group
Plasma Spectroscopy on an Aluminum-Pellet Ablation Cloud in an LHD Plasma with an Echelle Spectrometer
Atoms8812020
[doi:10.3390/atoms8040081]

OPEN ACCESS

[2]R. Seki, S. Kamio, H. Kasahara, K. Saito, T. Seki, K. Ogawa, M. Isobe, H. Nuga, H. Takahashi, S. Kubo, M. Osakabe
Initial result of neutron emission rate analysis for ion cyclotron range of frequency heated deuterium plasmas in LHD
Plasma and Fusion Research1512020882020
[doi:10.1585/pfr.15.1202088]

OPEN ACCESS

[3]K. Ogawa, M. Yokoyama, M. Isobe
Regression Approach for Acquiring a Quantitative Guidance toward Updating the Deuterium-Deuterium Fusion Neutron Emission Rate in the Large Helical Device
Plasma and Fusion Research1512020872020
[doi:10.1585/pfr.15.1202087]

OPEN ACCESS

[4]M. Kobayashi, M. Angelone, S. Yoshihashi, K. Ogawa, M. Isobe, T. Nishitani, S. Sangaroon, S. Kamio, Y. Fujiwara, T. Tsubouchi, A. Uritani, M. Sakama, M. Osakabe, The LHD Experimental Group
Thermal neutron measurement by single crystal CVD diamond detector applied with the pulse shape discrimination during deuterium plasma experiment in LHD
Fusion Engineering and Design1611120632020
[doi:10.1016/j.fusengdes.2020.112063] [NIFS repository under embargo until 2022/10/18]
[5]S. Kamio, Y. Fujiwara, K. Ogawa, M. Kobayashi, S. Sangaroon, M. Isobe, R. Seki, H. Nuga, M. Osakabe, S. Matsuyama, M. Miwa, S. Toyama
Neutron-induced signal on the single crystal chemical vapor deposition diamond-based neutral particle analyzer
Review of Scientific Instruments911133042020
[doi:10.1063/5.0020460] [NIFS repository]
[6]J. Varela, K. Nagasaki, K. Nagaoka, S. Yamamoto, K. Watanabe, D. Spong, L. Garcia, A. Cappa, A. Azegami
Modeling of the ECCD injection effect on the Heliotron J and LHD plasma stability
Nuclear Fusion601120152020
[doi:10.1088/1741-4326/abad84] [NIFS repository]
[7]Y. Fujiwara, S. Kamio, H. Yamaguchi, A. Garcia, L. Stagner, H. Nuga, R. Seki, K. Ogawa, M. Isobe, M. Yokoyama, W. Heidbrink, M. Osakabe, LHD Experiment Group
Fast-ion D alpha diagnostic with 3D-supporting FIDASIM in the Large Helical Device
Nuclear Fusion601120142020
[doi:10.1088/1741-4326/abae84] [NIFS repository]
[8]K. Ogawa, M. Isobe, S. Sugiyama, H. Matsuura, D. Spong, H. Nuga, R. Seki, S. Kamio, Y. Fujiwara, H. Yamaguchi, M. Osakabe, LHD Experiment Group
Energetic particle transport and loss induced by helically-trapped energetic-ion-driven resistive interchange modes in the Large Helical Device
Nuclear Fusion601120112020
[doi:10.1088/1741-4326/ab6da0] [NIFS repository]
[9]S. Kamio, Y. Fujiwara, K. Nagaoka, K. Ogawa, R. Seki, H. Yamaguchi, H. Nuga, M. Isobe, M. Osakabe, C. Cheng
Observation of clump structure in transported particle orbit using an upgraded neutral particle analyzer during TAE burst in LHD
Nuclear Fusion601120022020
[doi:10.1088/1741-4326/ab7890] [NIFS repository]
[10]R. Seki, Y. Todo, Y. Suzuki, K. Ogawa, M. Isobe, D. Spong, M. Osakabe
Hybrid simulation of NBI fast-ion losses due to the Alfvén eigenmode bursts in the Large Helical Device and the comparison with the fast-ion loss detector measurements
Journal of Plasma Physics869058605202020
[doi:10.1017/S0022377820000987] [NIFS repository]
[11]I. Yamada, H. Funaba, J. Lee, Y. Huang, C. Liu
Influence of Neutron Irradiation on the Large Helical Device Thomson Scattering System
Plasma and Fusion Research152402075-1-42020
[doi:10.1585/pfr.15.2402075]

OPEN ACCESS

[12]T. Kobayashi, R. Yanai, T. Tsujimura, T. Tokuzawa, K. Ida
Transient Electron Thermal Transport Analysis Accounting Oblique Electron Cyclotron Resonance Heating Injection to Magnetic Field Line
Plasma and Fusion Research1514020722020
[doi:10.1585/pfr.15.1402072]

OPEN ACCESS

[13]T. Kobayashi, M. Yoshinuma, K. Ida
Two-dimensional beam emission spectroscopy for hydrogen isotope negative neutral beam in Large Helical Device
Plasma Physics and Controlled Fusion621250112020
[doi:10.1088/1361-6587/abbf08] [NIFS repository]
[14]M. Yokoyama, H. Yamaguchi
Progress of statistical modelling of thermal transport of fusion plasmas
Nuclear Fusion601060242020
[doi:10.1088/1741-4326/abac6a] [NIFS repository]
[15]B. Geiger, L. Stagner, W. Heidbrink, R. Dux, R. Fischer, Y. Fujiwara, A. Garcia, A. Jacobsen, A. Vuuren, A. Karpushov, D. Liu, P. Schneider, I. Sfiligoi, P. Poloskei, M. Weiland
Progress in modelling fast-ion D-alpha spectra and neutral particle analyzer fluxes using FIDASIM
Plasma Physics and Controlled Fusion621050082020
[doi:10.1088/1361-6587/aba8d7]
[16]S. Imagawa, T. Obana, S. Hamaguchi, N. Yanagi, T. Mito
Normal-zone propagation in helical coils of Large Helical Device
低温工学(Journal of the Cryogenic Society of Japan)55357-3652020
[doi:10.2221/jcsj.55.357]

OPEN ACCESS

[17]K. Ida
Bifurcation phenomena in magnetically confined toroidal plasmas
Advances in Physics: X518013542020
[doi:10.1080/23746149.2020.1801354]

OPEN ACCESS

[18]M. Berkel, R. Van kampen, G. Vandersteen, T. Kobayashi, T. Ravensbergen, H. Igami, J. Lammers, G. Oosterwegel, C. Galperti, F. Felici, M. Baar
Correcting for non-periodic behaviour in perturbative experiments: application to heat pulse propagation and modulated gas-puff experiments
Plasma Physics and Controlled Fusion620940012020
[doi:10.1088/1361-6587/ab9eaa] [NIFS repository]
[19]M. Tanaka, H. Kato, N. Suzuki, S. Masuzaki, M. Yajima, M. Nakada, C. Iwata
Tritium Balance in Large Helical Device during and after the First Deuterium Plasma Experiment Campaign
Plasma and Fusion Research1514050622020
[doi:10.1585/pfr.15.1405062]

OPEN ACCESS

[20]M. Tokar, M. Kobayashi, The LHD Experimental Group
Modeling of the resonant magnetic perturbation effect on detachment in the Large Helical Device
Plasma Physics and Controlled Fusion620850112020
[doi:10.1088/1361-6587/ab9c49] [NIFS repository]
[21]S. Sangaroon, K. Ogawa, M. Isobe, M. Kobayashi, Y. Fujiwara, S. Kamio, R. Seki, H. Nuga, H. Yamaguchi, M. Osakabe, LHD Experiment Group
Performance of the newly installed vertical neutron cameras for low neutron yield discharges in the Large Helical Device
Review of Scientific Instruments910835052020
[doi:10.1063/5.0010302] [NIFS repository]
[22]K. Mukai, S. Masuzaki, Y. Hayashi, T. Oishi, C. Suzuki, M. Kobayashi, H. Tanaka, B. Peterson, The LHD Experimental Group
Divertor Detachment with Multi-Species Impurity Seeding in LHD
Plasma and Fusion Research1514020512020
[doi:10.1585/pfr.15.1402051]

OPEN ACCESS

[23]S. Sugiyama, T. Nishitani, H. Matsuura, M. Isobe, K. Ogawa, T. Tanaka, S. Yoshihashi, A. Uritani, M. Osakabe
Observation of neutron emission anisotropy by neutron activation measurement in beam-injected LHD deuterium plasmas
Nuclear Fusion600760172020
[doi:10.1088/1741-4326/ab90c9] [NIFS repository]
[24]T. Kobayashi, K. Ida, K. Tanaka, M. Yoshinuma, T. Tsujimura, S. Inagaki, T. Tokuzawa, H. Tsuchiya, N. Tamura, H. Igami, Y. Yoshimura, S. Itoh, K. Itoh
Isotope effect in transient electron thermal transport property and its impact on the electron internal transport barrier in LHD
Nuclear Fusion600760152020
[doi:10.1088/1741-4326/ab9005] [NIFS repository]
[25]M. Tokar, M. Osakabe, M. Kobayashi, K. Mukai, K. Nagaoka, H. Takahashi, K. Tanaka, T. Morisaki, The LHD Experimental Group
A mechanism of ion temperature peaking by impurity pellet injection in a heliotron plasma
Plasma Physics and Controlled Fusion620750082020
[doi:10.1088/1361-6587/ab8ca2] [NIFS repository]
[26]M. Kobayashi, M. Tokar
Time‐dependent plasma transport simulation for the study of edge impurity radiation dynamics with magnetic island in large helical device
Contributions to Plasma Physics60e2019001382020
[doi:10.1002/ctpp.201900138] [NIFS repository]
[27]H. Nuga, R. Seki, K. Ogawa, S. Kamio, Y. Fujiwara, M. Osakabe, M. Isobe, T. Nishitani, M. Yokoyama
Studies of the fast ion confinement in the Large Helical Device by using neutron measurement and integrated codes
Journal of Plasma Physics868158603062020
[doi:10.1017/S0022377820000525] [NIFS repository]
[28]M. Kobayashi, K. Ogawa, M. Isobe, T. Nishitani, T. Nishimura, K. Mukai, S. Yoshihashi, M. Osakabe
Design of neutron spectrum-shaping assembly around the pneumatic tube-end in the LHD torus hall for the medical research application
Plasma and Fusion Research1524050432020
[doi:10.1585/pfr.15.2405043 ]

OPEN ACCESS

[29]M. Shoji
Radiation Resistant Camera System for Monitoring Deuterium Plasma Discharges in the Large Helical Device
Plasma and Fusion Research1524020392020
[doi:10.1585/pfr.15.2402039 ]

OPEN ACCESS

[30]T. Ozaki, S. Kamio, K. Saito
Measurements of D/H Ratio Using Compact Neutral Particle Analyzer in LHD Deuterium Experiments
Plasma and Fusion Research1524020342020
[doi:10.1585/pfr.15.2402034 ]

OPEN ACCESS

[31]M. Tanaka, N. Suzuki, H. Kato
Exhaust behavior of tritium from the Large Helical Device in the first deuterium plasma experiment
Journal of Nuclear Science and Technology571297-13062020
[doi:10.1080/00223131.2020.1782282] [NIFS repository]
[32]S. Yamamoto, K. Nagasaki, K. Nagaoka, J. Varela, A. Cappa, E. Ascasíbar, F. Castejon, M. FONTDECABA, J. García-regaña, A. González-Jerez, K. Ida, A. Ishizawa, M. Isobe, S. Kado, S. Kobayashi, M. Liniers, D. López-Bruna, N. Marushchenko, F. Medina, A. Melnikov, T. Minami, T. Mizuuchi, Y. Nakamura, M. Ochando, K. Ogawa, S. Ohshima, H. Okada, M. Osakabe, M. Sanders, J. Velasco, G. Weir, M. Yoshinuma
Effect of ECH/ECCD on energetic-particle-driven MHD modes in helical plasmas
Nuclear Fusion6006660182020
[doi:10.1088/1741-4326/ab7f13]

OPEN ACCESS

[33]H. Matsuura, S. Sugiyama, K. Kimura, S. Kajimoto, T. Nishitani, K. Ogawa, Y. Kawamoto, M. Isobe, M. Osakabe
Observation of a nuclear-elastic-scattering effect caused by energetic protons on deuteron slowing-down behaviour on the Large Helical Device
Nuclear Fusion600660072020
[doi:10.1088/1741-4326/ab7e00] [NIFS repository]
[34]T. Bando, S. Ohdachi
Research and Technology Notes: Separation of fluctuation component with Singular Spectrum Analysis
プラズマ・核融合学会誌(Journal of Plasma and Fusion Research)96262-2662020
[url-link]

OPEN ACCESS

[35]Y. Morishita, S. Murakami, M. Yokoyama, G. Ueno
Data assimilation system based on integrated transport simulation of Large Helical Device plasma
Nuclear Fusion600560012020
[doi:10.1088/1741-4326/ab7596]
[36]M. Nunami, M. Nakata, S. Toda, H. Sugama
Gyrokinetic simulations for turbulent transport of multi-ion-species plasmas in helical systems
Physics of Plasmas270525012020
[doi:10.1063/1.5142405] [NIFS repository]
[37]K. Saito, R. Seki, S. Kamio, H. Kasahara, T. Seki
Schemes for ICRF heating of high-density core plasma in LHD
Plasma and Fusion Research1524020152020
[doi:10.1585/pfr.15.2402015 ]

OPEN ACCESS

[38]T. Tsujimura, Y. Mizuno, R. Yanai, T. Tokuzawa, Y. Ito, M. Nishiura, S. Kubo, T. Shimozuma, Y. Yoshimura, H. Igami, H. Takahashi, K. Tanaka, M. Yoshinuma, S. Ohshima, The LHD Experimental Group
Real-time control of the deposition location of ECRH in the LHD
Fusion Engineering and Design1531114802020
[doi:10.1016/j.fusengdes.2020.111480] [NIFS repository]
[39]J. Varela, S. Ohdachi, K. Watanabe, D. Spong, L. Garcia, R. Seki
Theoretical analysis of energetic-ion-driven resistive interchange mode stabilization strategies using a Landau closure model
Nuclear Fusion600460132020
[doi:10.1088/1741-4326/ab7213] [NIFS repository]
[40]T. Kobayashi, K. Ida, Y. Suzuki, H. Takahashi, Y. Takemura, M. Yoshinuma, H. Tsuchiya, M. Sanders, LHD Experiment Group
Electron temperature profile collapse induced by double-odd-parity MHD mode in the Large Helical Device
Nuclear Fusion600360172020
[doi:10.1088/1741-4326/ab6b40] [NIFS repository]
[41]Y. Fujiwara, S. Kamio, K. Ogawa, H. Yamaguchi, R. Seki, H. Nuga, T. Nishitani, M. Isobe, M. Osakabe
Enhancement of an E parallel B type neutral particle analyzer with high time resolution in the Large Helical Device
Journal of Instrumentation15C020212020
[doi:10.1088/1748-0221/15/02/C02021] [NIFS repository]
[42]J. Varela, A. Cooper, K. Nagaoka, K. Watanabe, D. Spong, L. Garcia, A. Cappa, A. Azegami
Effect of the tangential NBI current drive on the stability of pressure and energetic particle driven MHD modes in LHD plasma
Nuclear Fusion600260162020
[doi:10.1088/1741-4326/ab60cf] [NIFS repository]
[43]K. Tanaka, M. Nakata, Y. Ohtani, T. Tokuzawa, H. Yamada, F. Warmer, M. Nunami, S. Satake, T. Tala, T. Tsujimura, Y. Takemura, T. Kinoshita, H. Takahashi, M. Yokoyama, R. Seki, H. Igami, Y. Yoshimura, S. Kubo, T. Shimozuma, T. Akiyama, I. Yamada, R. Yasuhara, H. Funaba, M. Yoshinuma, K. Ida, M. Goto, G. Motojima, M. Shoji, S. Masuzaki, C. Michael, L. Vacheslavov, M. Osakabe, T. Morisaki
Extended investigations of isotope effects on ECRH plasma in LHD
Plasma Physics and Controlled Fusion620240062020
[doi:10.1088/1361-6587/ab5bae] [NIFS repository]
[44]M. Nishiura, K. Tanaka, S. Kubo, T. Saito, N. Kenmochi, H. Nuga, R. Seki, T. Shimozuma, Y. Yoshimura, H. Igami, H. Takahashi, T. Tsujimura, R. Yanai, Y. Tatematsu, LHD Experiment Group
Collective Thomson scattering with 77, 154, and 300 GHz sources in LHD
Journal of Instrumentation15C010022020
[doi:10.1088/1748-0221/15/01/C01002] [NIFS repository]
[45]C. Suzuki, I. Murakami, F. Koike, T. Higashiguchi, H. Sakaue, N. Tamura, S. Sudo, G. O’Sullivan
Development of an Experimental Database of EUV Spectra from Highly Charged Ions of Medium to High Z Elements in the Large Helical Device Plasmas
X-Ray Spectrometry4978-842020
[doi:10.1002/xrs.3058] [NIFS repository]
[46]K. Ida, M. Nakata, K. Tanaka, M. Yoshinuma, Y. Fujiwara, R. Sakamoto, G. Motojima, S. Masuzaki, T. Kobayashi, K. Yamasaki
Transition between Isotope-Mixing and Nonmixing States in Hydrogen-Deuterium Mixture Plasmas
Physical Review Letters1240250022020
[doi:10.1103/PhysRevLett.124.025002] [NIFS repository]
[47]S. Masuzaki, T. Otsuka, K. Ogawa, M. Yajima, M. Tokitani, Q. Zhou, M. Isobe, Y. Oya, N. Yoshida, Y. Nobuta
Investigation of Remaining Tritium in the LHD Vacuum Vessel after the First Deuterium Experimental Campaign
Physica ScriptaT1710140682020
[doi:10.1088/1402-4896/ab6d44]
[48]K. Ida
On the interplay between MHD instabilities and turbulent transport in magnetically confined plasmas
Plasma Physics and Controlled Fusion620140082020
[doi:10.1088/1361-6587/ab4827] [NIFS repository]