Program

Division 2

12th B1 Room 12aB1 9:00〜11:55

Division 2
Special and Invited

1
Ultra-intense Laser-driven Ion Acceleration for High Energy Density Physics
ILE, Osaka university
Morace Alessio
2
Study of Energetic Ion Transport due to Energetic Ion Driven MHD Instabilities in the Large Helical Device
National Institute for Fusion Science
OGAWA Kunihiro
3
Physics of quasi-axisymmetric helical magnetic field configuration
NIFS
Akihiro Shimizu

Break (10:30〜10:45)

Lecture of the Young Scientist Award of the Physical Society of Japan

4
Young Scientist Award of the Physical Society of Japan
Tohoku Univ.
Toshiro Kaneko
5
Statistical mechanics with topological constraints: self-organization in foliated phase space
The Univ. of Tokyo
Naoki Sato
6
Theoretical study on kinetic effects on magnetohydrodynamic instability
Hosei Univ.
Seiya Nishimura

12th B1 Room 12pB1 13:30〜17:00

Division 2,Division 11
Emergent phenomena of non-equilibrium complex systems, including plasma. Is the whole the sum of its parts?

1
Introduction
Univ. Kyushu, RIAM
Shigeru Inagaki
2
Collisional-radiative physics and particle transport in dynamic plasma-gas boundary
Tohoku Univ., Dept. Quantum Science and Energy Engineering
Hiroyuki Takahashi
3
Interplay between plasma flow and gas flow in weakly-ionized plasmas
NIFS
Shinji yoshimura
4
Plasma-solid boundary of laser produce plasma
Osaka Univ., ILE
Keisuke Shigemori

Break (15:10〜15:30)

5
Particle transport and physicochemical interactions on plasma-liquid boundary
Tohoku Univ., Dept. Electronic Engineering
Toshiro Kaneko
6
Nonlocality of boundary and dynamical liquid metal - plasma contact experiment
Tohoku Univ., Dept. Electronic Engineering
Kazunori Takahashi
7
Observation of boundary between electron and ion fluids flowing in mutually reverse directions
Kyoto Institute of Technology, Master's program of electronics
Toshikazu Okada

12th B2 Room 12pB2 13:30〜16:30

Division 2
Magnetic Confinement Fusion
(Plasma Diagnostics)

1
Neutral particle measurements and its behavior in LHD
NIFSA, SOKENDAIB, IPPC
Gen MotojimaA,B, Suguru MasuzakiA,B, Masahiro KobayashiA,B, Kiyofumi MukaiA,B, Yuki HayashiA, Ryuichi SakamotoA,B, Uwe WenzelC, Victoria HaakC, Tomohiro MorisakiA,B
2
Development of Phase Contrast Imaging by using 1.06 μm YAG Laser for the Turbulence Measurements
IGSES Kyushu University, NIFSA
H.sakai, K.TanakaA, T.Kinoshita
3
Spatial Distribution Measurement of Low-Charge State Spectra Using Vacuum Ultraviolet Spectroscopy in Heliotron J
GSES, Kyoto Univ., IAE, Kyoto Univ.A
T. Okano, S. KadoA, S. OhshimaA, Y. Yamanaka, T. Suzuki, A. Iwata, A. Mori, C. Feng, T.MinamiA, S. KobayashiA, Y. Nakamura, A. Ishizawa, H. OkadaA, S. KonoshimaA, T. MizuuchiA, K. NagasakiA
4
Fast ion diagnostics method using visible light spectra of 3He 〜Optimization of diagnostic beam direction and line-of-sight〜
Kyushu Univ., NIFSA, SOKENDAIB
K. Kimura, H. Matsuura, C. Itoh, Y. KawamotoA, T. OishiA,B, M. GotoA,B
5
Measurement of Zeeman effect of near-infrared atomic emission line in Heliotron J
Kyoto Univ.A, Kyoto Univ.B, Kagawa CollegeC, Hiroshima Institute of TechnologyD, Kyoto Univ.E
CHATANI TomokiA, SHIKAMA TaiichiA, UENO YoheiA, KADO ShinichiroB, KAWAZOME HayatoC, MINAMI TakashiB, OKADA HiroyukiB, MATSUOKA LeoD, KOBAYASHI ShinjiB, OSHIMA ShinsukeB, ISHIZAWA AkihiroE, NAKAMURA YujiE, KONOSHIMA ShigeruB, MIZUUCHI ToruB, NAGASAKI KazunobuB, and HASUO MasahiroA

Break (14:45〜15:00)

6
Estimation of Tungsten Surface Temperature from d3Π State Rotational Temperature of Hydrogen Molecules in QUEST
Kyoto Univ., LLNLA, RIAM, Kyushu Univ.B, Univ. of TokyoC, IGSES, Kyushu Univ.D, PPPLE
N. Yoneda, T. Shikama, F. ScottiA, K. HanadaB, H. Iguchi, H. IdeiB, T. OnchiB, A. EjiriC, T. IdoB, K. KonoB, Y. PengC, Y. OsawaC, G. YatomiC, A. KidaniD, M. KudoD, R. HirakaD, K. TakedaD, R. E. BellE, A. MaanE, R. MajeskiE, M. OnoE, M. Hasuo, K. NakamuraB, Y. NagashimaB, R. IkezoeB, M. HasegawaB, K. KurodaB, A. HigashijimaB, T. NagataB, S. ShimabukuroB, I. NiiyaB, I. SekiyaB
7
Rovibrational Population of Hydrogen Isotopes Molecules from Amorphous Carbon Tiles
NIFSA, Nagoya Univ.B, Yamagata Univ.C, Shinshu Univ.D, SOKENDAIE, Kyoto Univ.F
Hiroaki NakamuraA,B, Takumi SawadaB, Seiki SaitoC, Keiji SawadaD, Gakushi KawamuraA,E, Masahiro KobayashiA,E, Masahiro HasuoF
8
Analysis of Asymmetric Bremsstrahlung Profile by Edge Plasma in LHD
NIFSA, SOKENDAIB
Yasuko KawamotoA, Shigeru MoritaA,B, Motoshi GotoA,B, Tetsutarou OishiA,B, Gakushi KawamuraA,B, Kobayashi MasahiroA,B, Shoji MamoruA
9
Effect of large angle scattering between ions and neutral particles on divertor heat load in edge plasma of fusion device
Kyushu Univ.
Umezaki Daisuke, Matsuura Hideaki
10
Profile Measurement on Impurity Emissions using Space-Resolved EUV/VUV spectroscopy in the Divertor Detachment Experiments in LHD
NIFSA, SOKENDAIB, NAOJC
Tetsutarou OishiA,B, Masahiro KobayashiA,B, Kiyofumi MukaiA,B, Shigeru MoritaA,B, Motoshi GotoA,B, Yasuko KawamotoA, Tomoko KawateA,B,C, Suguru MasuzakiA,B, Yuki HayashiA, Chihiro SuzukiA,B, Gakushi KawamuraA,B, Hiromi TakahashiA,B, Gen MotojimaA,B, Ryosuke SekiA,B, LHD Experiment groupA
11
Anisotropy in electron velocity distribution function for the LHD edge plasma
NIFS, IPR GandhinagarA
M. Goto, N. RamaiyaA, T. Oishi, Y. Kawamoto, T. Kawate

12th X1 Room 12pX1 13:30〜16:30

Beam Physics,Experimental Particle Physics,Experimental Nuclear Physics,Division 1,Division 2,Division 10
High Intensity Accelerator/Muon

1
Road to 1MW 〜Fight against beam loss in the J-PARC RCS〜
KEK・JAEA
Hideaki Hotchi
2
Demonstration experiment of new 3-D spiral beam injection scheme for J-PARC muon g-2/EDM experiment
Ibaraki-Univ., KEKA, Univ. of TokyoB
H. Iinuma, K. Oda, Y. Sato, M. Sugita, H. Hirayama, M. Abe, S. Ohsawa, N. Saito, K. Sasaki, H. Nakayama, K. Furukawa, T. Mibe, M.A. Rehman, R. Matsushita
3
Research and development of a kicker device for 3-D spiral injection in the J-PARC muon g-2/EDM experiment
Ibaraki-Univ., KEKA, Univ. of TokyoB
K. Oda, H. Iinuma, Y. Sato, M. Sugita, H. Hirayama, M. Abe, S. Ohsawa, N. Saito, K. Sasaki, H. Nakayama, K. Kazuro, T. Mibe, M.A. Rehman, R. Matsushita
4
Demonstration experiment of new 3-D spiral beam injection scheme for J-PARC gμ-2/μEDM experiment : Research and development of pulsed beam generation and detection
Univ. of Tokyo, KEKA, Ibaraki-Univ.B
R. Matsushita, M. AbeA, S. OhsawaA, N. SaitoA, K. SasakiA, H. NakayamaA, K. FurukawaA, T. MibeA, M.A. RehmanA, H. IinumaB, K. OdaB, Y. SatoB, M. SugitaB, H. HirayamaB

Break (15:00〜15:15)

Muon

5
Design of steering magnets to be placed on spiral injection orbit in the storage magnet of J-PARC muon g-2/EDM experiment
KEKA, Ibaraki-Univ.B
Mitsushi AbeA, Toru OgitsuA, Naohito SaitoA, Ken-ichi SasakiA, Tsutomu MibeA, Hisayoshi NakayamaA, Hiromi IinumaB
6
Development status of an APF IH-DTL in the muon LINAC
Ibaraki Univ.A, NIRSB, KEKC, JAEAD, J-PARC CenterE, Nagoya Univ.F, Kyushu Univ.G, Tokyo TechH, Univ. of TokyoI
Y. NakazawaA, H. IinumaA, Y. IwataB, E. CicekC, M. OtaniC, N. KawamuraC, R. KitamuraD, Y. KondoD,A, N. SaitoE, Y. SueF, K. SumiF, Y. TakeuchiG, N. HayashizakiH, T. MibeC, T. MorishitaD, H. YasudaI, T. YamazakiC, M. YoshidaC, M. YotsuzukaF
7
Development of a Disk-and-Washer Cavity for Muon Acceleration
Kyushu Univ.A, Ibaraki Univ.B, JAEAC, Kyoto Univ.D, KEKE, J-PARC CenterF, Nagoya Univ.G, Univ. of TokyoH
Yusuke Takeuchi, Junji TojoA, Yuga NakazawaB, Ryo Kitamura, Yasuhiro Kondo, Takatoshi MorishitaC, Yoshihisa IwashitaD, Cicek Ersin, Masashi Otani, Naritoshi Kawamura, Kenta Futatsukawa, Tsutomu Mibe, Takayuki Yamazaki, Mitsuhiro YoshidaE, Naohito SaitoF, Yuki Sue, Mai Yotsuzuka, Kazumichi SumiG, Hiromasa YasudaH
8
Evaluation of bunch width monitor with high time resolution for low emittance muon beam in the J-PARC muon g-2/EDM experiment
Nagoya UniversityA, KMI Nagoya UniversityB, KEKC, JAEAD, Ibaraki UniversityE, J-PARC CenterF, Kyushu UniversityG, University of TokyoH
Mai YotsuzukaA, Toru IijimaA,B,C, Kenji InamiA, Masashi OtaniC, Yasuhiro KondoD,E, Naohito SaitoF, Yuki SueA, Kazumichi SumiA, Yusuke TakeuchiG, Yuga NakazawaE, Tsutomu MibeC, Hiromasa YasudaH
9
Improvement of the high time resolution bunch width monitor with improved readout system using the waveform digitizer in the J-PARC muon g-2/EDM experiment
Nagoya UniversityA, KMI Nagoya UniversityB, KEKC, JAEAD, Ibaraki UniversityE, J-PARC CenterF, Kyushu UniversityG, University of TokyoH
Kazumichi SumiA, Toru IijimaA,B,C, Kenji InamiA, Masashi OtaniC, Yasuhiro KondoD,E, Naohito SaitoF, Yuki SueA, Yusuke TakeuchiG, Yuga NakazawaE, Tsutomu MibeC, Hiromasa YasudaH, Mai YotsuzukaA

13th B1 Room 13aB1 9:00〜12:30

Division 2
Plasma science
(High energy density plasma, discharge physics, high intensity laser)

1
Transport Properties of Two-Temperature Warm Dense Gold
ILE, LLNLA, ILEB
Hiroki Morita, Tadashi OgitsuA, Suxing HuB, Frank GrazianiA, Shinsuke Fujioka
2
Magnetohydrodynamic response of liquid metal for repeatable plasma generation
Nagaoka UT
Toru Sasaki, Hiroki Ishikawa, Yuki Narita, Kazuki Igarashi, Kazumasa Takahashi, Takashi KIkuchi
3
Heating and Relaxation Process of Nitrogen Molecule in Non-Self-Sustaining DC Discharge Nitrogen Vibrational Excitation Plasma
Grad. Sch. of Eng., Tohoku Univ.
Yuki Kunishima, Keisuke Takashima, Toshiro Kaneko
4
Size control of carbon nanoparticles by time of flight in plasma CVD
Kyushu Univ., NINSA
Kazunori KogaA, Sung Hwa Hwang, Yuan Hao, Pankaj Attir, Takamasa Okumura, Kunihiro Kamataki, Naho Itagaki, Masaharu Shiratai
5
Research on ozone-mixed gas diffractive lens in vacuum environment
ILS, UEC
Yurina Michine and Hitoki Yoneda
6
Simulations for traveling mode hard x-ray standing wave lasers
ILS/UEC, Riken XFEL
Hitoki Yoneda, Yurina Michine, Aoi Fuchi, Yuuichi Inubushi, and Makina Yabashi

Break (10:30〜10:45)

7
Formation of Electron Energy Distribution in Solid Density Plasmas under Intense Laser Irradiation
Graduate School of Science at Osaka University, Institute of Laser EngineeringA
Misato Hayashi, Natsumi IwataA, Yasuhiko sentokuA
8
Elucidation of ultra-high intensity laser absorption and transportation mechanism in nanowire array
ILE, Osaka Univ., Grad. Engineering, Osaka Univ.A, ILTB, RSCC, JASRID, Kansai Univ.E
Y. Maeda, Y. Hironaka, K. Kawasaki, Y. Sakawa, M. Ota, S. Egashira, Y. Nakagawa, Y. Sentoku, N. Iwata, H. Nagatomo, R. Kodama, N. OzakiA, T. SomekawaB, K. MiyanishiC, K. SuedaC, T. YabuuchiC,D, Y. InubushiC,D, T. TogashiC,D, A. KonC,D, S. ShingubaraE, T. ShimizuE, R SasakiE, K. Shigemori
9
Radiation cooling effects on isochoric heating of high Z thin foil driven by ultra intense short laser light
Grad. Sch. Sci. Osaka Univ., ILE Osaka Univ.A, CMUXE Purdue Univ.B
Kaoru Sugimoto, Atsushi SunaharaB, Natsumi IwataA, Takayoshi SanoA, Yasuhiko SentokuA
10
Control of laser ion acceleration
Utsunomiya University
T.Nishiura, H.Sato and S.Kawata
11
Laser-driven epithermal neutron source for neutron resonance diagnosis
ILE, ICLA, QSTB, FUTC, JAEAD
Zechen Lan, Aikifumi Yogo, Reza MirfayziA, Takehito HayakawaB, Yasunobu Arikawa, Yuki Abe, Golovin Daniil, Satoru Shokita, Yuki Honoki, Takato Mori, Takashi Ishimoto, Tianyun Wei, Binghe Shi, Daiki Tanabe, Maiko Nakanishi, Hiroaki NishimuraC, Kunioki MimaD, Mitsuo Nakai, Shinsuke Fujioka, Ryosuke Kodama
12
Application of Laser-Driven Neutron Source to Nuclear Astrophysics -Evaluation of Neutron Number by Cadmium Differential Method-
ILE, QSTA, FUTB, JAEAC
Takato Mori, Aikifumi Yogo, Takehito HayakawaA, Yasunobu Arikawa, Yuki Abe, Reza Mirfayzi, Golovin Daniil, Satoru Shokita, Yuki Honoki, Zechen Lan, Takashi Ishimoto, Tianyun Wei, Binghe Shi, Daiki Tanabe, Yusuke Hiramatsu, Maiko Nakanishi, Hiroaki NishimuraB, Kunioki MimaC, Mitsuo Nakai, Shinsuke Fujioka, Ryosuke Kodama
13
Predictive capability of neutron activation analysis using laser-driven neutron sources
ILE, Osaka Univ., Utsunomiya Univ.A
Y. ABE, A. NAKAO, Y. ARIKAWA, T. HIGASHIGUCHIA, H. SHIRAGA, S. FUJIOKA, A. YOGO, M. NAKAI

13th B2 Room 13aB2 9:00〜12:15

Division 2
Space Plasma Physics

1
Study on feedback instability driven by kinetic Alfven waves
Hosei Univ.
Takahiro Teruya
2
Plasma heating via the interaction of whistler waves
ILE, Osaka U
T. Sano, Y. Tatsumi, M. Hata, Y. Sentoku
3
Modeling of solar wind fluctuations via a non-equilibrium Alfvenic state
Univ. Toyama
Yasuhiro Nariyuki
4
Clebsch representation and generalized enstrophy for relativistic plasma
Tokyo Univ. Frontier Sciences
Keiichiro Nunotani, Zensho Yoshida
5
PIC simulation on lower hybrid wave instabilities driven by ring-like energetic ions: the effect of energetic-ion injection.
Kyoto Univ., NIFSA
Tsubasa Kotani, Mieko ToidaA, Toseo MoritakaA, Satoshi Taguchi
6
Numerical study on behavior of multi-ion-species plasma flow in perpendicular magnetic field
Univ. Toyama, Nagaoka Univ. Tech.A
Taichi Takezaki, Kyohei Osawa, Seigo Kato, Takuya Oguchi, Kazumasa TakahashiA, Toru SasakiA, Takashi KikuchiA, and Hiroaki Ito

Break (10:30〜10:45)

Magnetic Confinement Fusion

7
Physical mechanism of MHD instability frequency slowing-down related with plasma collapse
NIFSA, SOKENDAIB, Nagoya Univ.C, Univ. TokyoD
TAKEMURA YukiA,B, WATANABE KiyomasaA,C, SAKAKIBARA SatoruA,B, NARUSHIMA YoshiroA,B, OHDACHI SatoshiA,D
8
Stabilization of vertical plasma position with non-axisymmetric magnetic field generated by saddle coils
TSE, Tokyo Tech., College of Eng., Chubu Univ.A, NIFSB, IIR, Tokyo Tech.C
S. Naito, D. KuwaharaA, Y. SuzukiB, H. TsutsuiC, S. Tsuji-IioC
9
Effects of external RMP on instability with minor collapse in LHD
Nagoya Univ., NIFSA, Chubu Univ.B
Shu Ito, Kiyomasa WatanabeA, Satoru SakakibaraA, Yuki TakemuraA, Sadao MasamuneB
10
Development of two dimensional imaging beam emission spectroscopy and its performance evaluation on Large Helical Device
NIFSA, SOKENDAIB
T. KobayashiA,B, M. YoshinumaA, K. IdaA, and W. HuB
11
Correlation analysis of density and magnetic field fluctuation of H mode plasma with beam emission spectroscopy in LHD
SOKENDAIA, NIFSB
Wenqing HUA, Tatsuya KOBAYASHIB,A, Yasuhiro SUZUKIB,A, Mikiro YOSHINUMAB, Tokihiko TOKUZAWAB,A, Katsumi IDAB
12
Investigation of fast ion loss mechanism using neutron measurement in LHD plasmas
NIFS1, SOKENDAI2
H. Nuga1, R. Seki1,2, K. Ogawa1,2, S. Kamio1, Y. Fujiwara1, H. Yamaguchi1, M. Osakabe1,2, M. Isobe1,2, Yokoyama1,2

13th B1 Room 13pB1 13:30〜17:30

Division 2,Beam Physics
Laser ion acceleration at nearly the speed of light using astrophysical approach -From relativistic electrons to the age of relativistic ions-

1
Introduction
KPSI, QST
Yuji Fukuda
2
Astrophysics and laser ion acceleration
Graduate School of Engineering, Osaka Univ.
Yasuhiro Kuramitsu
3
Physics of collisionless shock and laser ion acceleration
High Energy Density Science Research Division, ILE, Osaka Univ.
Youichi Sakawa
4
Various wave and structure formations in laser-irradiated structured medium and physics of particle acceleration
Graduate School of Energy Science, Kyoto Univ.
Yasuaki Kishimoto
5
Introduction of the ideas of cosmic ray acceleration into laser ion acceleration
School of Science, The Univ. of Tokyo
Masahiro Hoshino

Break (15:20〜15:40)

6
osmic ray research with large computer systems: From electron acceleration to the age of ion acceleration
Faculty of Science and Engineering, Chiba Univ.
Yosuke Matsumoto
7
Application of machine learning in laser-plasma experiments
Theory and Computational Science Research Division, ILE, Osaka Univ.
Hideo Nagatomo
8
Identification of GeV class protons using nuclear emulsions
Graduate School of Science, Nagoya Univ.
Kunihiro Morishima
9
High energy particle detection systems in nuclear physics
RCNP, Osaka Univ.
Hideki Kohri
10
Summary
Osaka Univ.
Yoshiaki Kato

13th B2 Room 13pB2 13:30〜16:45

Division 2
Magnetic Confinement Fusion
(Heating, Current Drive, Production)

1
Theory of pre-ionzation by inductive field considering external source
GSFS, The Univ. Tokyo
A. Ejiri, Y. Takase, N. Tsujii, O. Watanabe, K. Shinohara
2
Dependency of Super Alfvénic Collisional Merging Formed FRC Performance on Initial-Plasmoids Parameters
Nihon Univ., TAE
Daichi KOBAYASHI, Tomohiko ASAI, Tsutomu TAKAHASHI, Tatsuhiro WATANABE, Daisuke HARASHIMA, Taichi SEKI, Naoto SAHARA, Arisa TATSUMI, Keisuke MIURA, Hiroki SOMEYA, Hiroshi GOTA, Thomas ROCHE
3
Fast electron dynamics in a lower-hybrid wave driven tokamak plasma on the TST-2 spherical tokamak
Univ. Tokyo, School of Frontier Sciences, School of ScienceA
N. Tsujii, Y. Takase, A. Ejiri, O. Watanabe, K. Shinohara, Y. Peng, K. IwasakiA, Y. Ko, J. Rice, Y. Osawa, G. YatomiA, I. YamadaA
4
Injection power dependence of electron cyclotron current drive efficiency in DEMO reactor
Tohoku Univ., Kyoto Univ.A, Nagoya Univ.B
Tomohiro Seino, Hiroyuki Takahashi, Atsushi FukuyamaA, Atsushi OkamotoB, Sumio Kitajima, Kenji Tobita
5
An extension of the eigenfunction method for the fast ion analyses
NIFS
Shin Nishimura
6
Study of the ICRF heating characteristics in LHD helium plasma
NIFS1, SOKENDAI2
Shuji Kamio1, Yutaka Fujiwara1, Ryosuke Seki1,2, Hiroshi Kasahara1, Kenji Saito1,2, Tetsuo Seki1, Hideo Nuga1, Kunihiro Ogawa1,2, Mitsutaka Isobe1,2, Masaki Osakabe1,2
7
Effects of the control of the rotational transform by ECCD on the electron temperature profile with the electron internal transport barrier
NIFS
Hiroe Igami, Kenji Tanaka, Katsumi Ida, Mikiro Yoshinuma, Toru Tsujimura, Tatsuya Kobayashi, Ryoma Yanai, Naoki Kenmochi, Masaki Nishiura, Yasuo Yoshimura, Takashi Shimozuma, Shin Kubo

Break (15:15〜15:30)

Magnetic Confinement Fusion

8
Study on the precursor of radiative collapse using a data-driven approach and a simulation
UTokyoA, JSPS Research FellowB, NIFSC, Kyushu Univ.D, SOKENDAIE
Tatsuya YokoyamaA,B, Hiroshi YamadaA,C, Suguru MasuzakiC,D,E, Junichi MiyazawaC,E, Kiyofumi MukaiC,E, Byron J. PetersonC,E, Naoki TamuraC,E, Ryuichi SakamotoC,E, Gen MotojimaC,E, Katsumi IdaC, Motoshi GotoC,E, Tetsutarou OishiC,E, Gakushi KawamuraC,E, Masahiro KobayashiC,E, LHD experiment groupC
9
Study of Z-dependence of impurity transport properties in LHD plasmas by means of TESPEL
NIFSA, SOKENDAIB
N. TamuraA,B, M. YoshinumaA, K. IdaA, C. SuzukiA,B, M. GotoA,B, T. OishiA,B, M. ShojiA, K. MukaiA,B, H. FunabaA, LHD experiment groupA
10
Modeling and compensation of the time delay in divertor heat flux sensor
Osaka Pref. Univ., Kyoto Univ.A, Univ. TsukubaB, NIFSC, Kobe Univ.D
H.Matsuura, Bui Xuan Nhat Son, S.Ohshima, Y.Nakashima, K.Nagaoka, H.TakenoD
11
Tomography analysis of fast ions on velocity space measured by collective Thomson scattering
NIFSA, Univ. of TokyoB, Kyushu Univ.C, FIR FU Univ.D, IPPE, DTUF
M. NISHIURAA,B, N. KENMOCHIB, H. NUGAA, R. SEKIA, S. KUBOA, K. TANAKAA, S. AdachiC, T. SHIMOZUMAA, T. SAITOD, D. MOSEEVE, M. SALEWSKIF, LHD experiment group
12
Characteristics of the 2D H alpha emission observed in the peripheral region of the Large Helical Device
NIFS, SWJTUA
Satoshi Ohdachi, Masahiro Kobayashi, Akihiro Simizu, SWJTU, LHD Experiment Group

14th A1 Room 14pA1 13:30〜17:00

Division 1,Experimental Particle Physics,Beam Physics,Division 2
Atomic and Molecular Physics
(Electrons / Intense Light Field / Exotic Atoms and Molecules)

1
Measurement of ionization cross sections by electron impact using a crossed-beam apparatus
Sophia Univ.
Kohei Maruyama, Masamitsu Hoshino
2
Weak-field asymptotic theory of tunneling ionization of the hydrogen molecule including core polarization, spectator nucleus, and internuclear motion effects
UECA, MIPTB
Hirokazu MatsuiA, Oleg I. TolstikhinB, Toru MorishitaA
3
Adiabatic theory of strong-field ionization of molecules including nuclear motion
Inst. for Advanced Sci., The Univ. of Electro-CommunicationsA, Moscow Inst. of Phys. and Tech., RussiaB
Svensmark JensA, Tolstikhin Oleg I.B, Morishita ToruA
4
Strong-field ionization, rescattering, and target structure imaging with vortex electrons
UECA, MIPTB
T. MorishitaA, Oleg I. TolstikhinB
5
Development of a Hyperfine Structure Selector for Precision Spectroscopy of Antihydrogen Lamb shift
Institute of Physics, University of Tokyo, CYRIC, Tohoku University
T. Tanaka, K.S. TanakaA, N. Kuroda
6
Rydberg series of positron and hydrogen negative ion: Four-body scattering calculation of dissociation branching ratio
Tohoku Univ., Kyushu Univ.A, RIKENB, Stockholm Univ.C, Uppsala Univ.D
Takuma Yamashita, Yasushi Kino, Emiko HiyamaA,B, Svante JonsellC, Piotr FroelichD
7
Development of collinear laser spectroscopy system to measure quadrupole deformation parameters of unstable nuclei II
RNCA, JAEAB, KEKC, Texas A&M Univ.D
M. TajimaA, A. TakamineA, H. IimuraB, M. WadaC, H. A. SchuesslerD, H. UenoA

Break (15:15〜15:30)

8
Evaluation of an adsorption prevention coating material for the high-efficiency Francium atom beam
Grad. Sch. Art and Sci. the Univ. of Tokyo, CNS. the Univ. of TokyoA, Grad. Sch. Sci. the Univ. of TokyoB, CYRIC. the Univ. of TohokuC
Motoki Sato, Hiroki NagahamaA, Kazeki Yamane, Teruhito Nakashita, Naoya OzawaB, Kazuo TanakaC, Yasuyuki Matsuda, Yasuhiro SakemiA
9
High-precision calculation of muon molecule four-body system: ​Change in the muon molecular resonance structure by electron
Tohoku Univ., IEHE, Tohoku Univ.A
Kazuhiro Yasuda, Takuma YamashitaA, Ken'ichi Okutsu, Yasushi Kino
10
Creating an Anti-Universe in a Bottle? Exploring the Mysteries of Anti-matter with Precision Measurements on Anti-hydrogen Atoms
Particle Physics Dept., TRIUMF
Makoto C. Fujiwara

14th B1 Room 14pB1 13:30〜16:45

Division 2
Basic Plasma Physics
(Atomic Process, Spectroscopy, Diagnostics)

1
Measurement of hydrogen Balmer line in test region of linear plasma device NUMBER
Nagoya Univ., Tohoku Univ.A
A. Okamoto, M. Sugimoto, S. Higuchi, K. Yagasaki, H. Arimoto, T. Fujita, H. TakahashiA
2
Estimation of radial profile of electron density and temperature in a linear plasma device NUMBER using line integrated He I line emission intensity ratio
Nagoya Univ.
Minami SUGIMOTO, Atsushi OKAMOTO, Takaaki FUJITA, Hideki ARIMOTO, Shunya HIGUCHI, Konan YAGASAKI
3
Measurement of spatial distribution of helium recombining plasma in DT-ALPHA device
Tohoku Univ., Nagoya Univ.A
Takahashi Hiroyuki, Muhammad Naufal Winarto, Boonyarittipong Peerapat, Seino Tomohiro, Kusabiraki Kaoru, Sakata Yuki, Keigo Yoshimura, Kitajima Sumio, Okamoto AtsushiA, Tobita Kenji
4
Development of collisional-radiative model including recombination processes for tungsten ions and its application to plasma spectroscopic diagnostics
NIFSA, SOKENDAIB, Kyushu Univ.C
I. MurakamiA,B, D. KatoA,C, T. OishiA,B, M. GotoA,B, Y. KawamotoA, C. SuzukiA, H. A. SakaueA, S. MoritaA
5
Analysis of ion toroidal flow with coherence imaging spectroscopy in magnetosphere device RT-1
GSFS U. TokyoA, NIFSB
K. UedaA, M. NishiuraA,B, N. KenmochiB, Z. YoshidaA,
6
radiative-decay cascades in many-body quantum systems and a scale-free random network
Kyoto Univ., University of New South WalesA
Keisuke Fujii, Jilian C. BerengutA

Break (15:00〜15:15)

Basic Plasma Physics

7
The power absorption of electron cyclotron resonance heating in magnetospheric plasma device RT-1
GSFS U. TokyoA, NIFSB
T. Nakazawa, M. Nishiura, Z. Yoshida, N. Kenmochi, T. Mori, K. Ueda
8
A plan for the development of a dipole field charged particle trap with a compact high-temperature superconducting coil winding
GSFS U. Tokyo, NIFSA
H. Saitoh, I. Tanioka, M. NishiuraA, Z. Yoshida
9
Investigation on Energy Relaxation Mechanism of Electron Beam Injected into a Malmberg-Penning Trap
Kanazawa Univ., Nagaoka Univ. Tech.A, NIT Anan CollegeB
H. Ishii, Y. Soga, T. KikuchiA, N. SuzutaniA, Y. ParkB
10
Energy Distribution Analysis of Pure Electron Plasmas by a Single-Shot Method
Kanazawa Univ., NIT, Anan CollegeA, Nagaoka Univ. of Tech.B
Yukihiro Soga, Youngsoo ParkA, Junya Ueda, Hiroshi Ishii, Nozomi SuzutaniB, Takashi KikuchiB, Masayuki Sato
11
Time-resolved measurement of RF negative ion source for ITER
NIFS, Nagoya Univ., Nagaoka Univ. Tech., SOKENDAI, Max Planck Institute
K. NagaokaA,B, R. NakamotoC, T. HamajimaB, H. NakanoA,D, M. KisakiA,D, K. IkedaA, Y. FujiwaraA, K. TsumoriA,D, M. OsakabeA,D, U. FantzE, R. NocentiniE, D. WuenderichiE, C.WimmerE
12
Simulation of Fine Particle System Combined with Drift-Diffusion Equations
Okayama Univ.
Hiroo Totsuji

14th B2 Room 14pB2 13:30〜16:45

Division 2
Magnetic Confinement Fusion
(Gyrokinetics)

1
Analysis of interactions between zonal flows and drift wave turbulence by the projection operator method
Department of Physics, Nagoya University
Megumi Misawa, Shinya Maeyama, Tomo-Hiko Watanabe
2
Symmetrization and directional representation of energy transfer via triad interactions
Nagoya Univ., RIAMA, Kyoto Univ.B, NIFSC, Warwick Univ.D, Kyushu Univ.E, Shimane Univ.F
S. Maeyama, M. SasakiA, K. FujiiB, T. KobayashiC, R. O. DendyD, Y. KawachiE, H. ArakawaF, S. InagakiA
3
Stabilization of trapped electron modes in electron temperature gradient turbulence
Nagoya Univ., NIFSA
T.-H. Watanabe, S. Maeyama, and M. Nakata
4
Turbulent transport influenced by toroidal Alfven eigenmode
Kyoto Univ.
Akihiro Ishizawa, Kenji Imadera, Yuji Nakamura, Yasuaki Kishimoto
5
Interaction mechanism between ion temperature gradient driven turbulence and neoclassical particle transport
JAEA, CEAA, QSTB
Yasuhiro Idomura, Kevin ObrejanA, Yuuichi Asahi, Mitsuru HondaB
6
Quasilinear turbulent transport modeling with particle and heat fluxes in experiments
QST, NIFSA, SOKENDAIB
NARITA Emi, HONDA Mitsuru, NAKATA MotokiA,B, YOSHIDA Maiko and HAYASHI Nobuhiko
7
Analysis of bumpiness dependence of turbulent transport in Heliotron J
Graduate School of Energy Science, Graduate School of Energy Science, Graduate school of Energy Science, Institute of Advanced Energy Kyoto University
Mareaki Niiro, Akihiro Ishizawa, Yuji Nakamura, Shinji Kobayashi

Break (15:15〜15:30)

Magnetic Confinement Fusion

8
Measuring ion velocity field for validating canonical flux tube in- toroidal plasmas
Kyoto Institute of Technology, Department of Electronics
Ryota Takaoka, Haruhiko Himura, Akio Sanpei, Yu Ishida, Takeru Inoue, Shinichiro Inagaki, Natsuki Kojima, Taiga Moriuchi
9
Estimation of transport coefficients using data assimilation method in LHD plasma.
Kyoto University, NIFSA, The Institute of Statistical MathematicsB, SOKENDAIC, The Joint Support-Center for Data Science ResearchD
Yuya Morishita, Sadayoshi Murakami, Masayuki YokoyamaA,C, Genta UenoB,C,D
10
Features of electron density in low aspect ratio RFP
Kyoto Inst. Tech., Chubu Univ.A, NIFSB, GAC
Akio Sanpei, Haruhiko Himura, Sadao MasamuneA, Yuki TakemuraB, Tsuyoshi AkiyamaC
11
Clarification of isotope effects of particle transport by density modulation experiments in LHD
IGSES Kyushu University, NIFSA, QSTB, SOKENDAIC
Toshiki Kinoshita, Kenji TanakaA, Yoshiaki OhtaniB, Mamoru ShojiA, Motoshi GotoA,C, Masahiro KobayashiA,C, Yuki TakemuraA,C, Hikona Sakai, LHD Experimental GroupA
12
isotope mixing and non-mixing in isotope mixture plasma
NIFS
K.Ida, M.Yoshinuma, K.Tanaka, M.Nakata, R.Sakamoto, G.Motojima, T.Kobayashi, S.Masuzaki

15th B1 Room 15aB1 9:00〜12:00

Division 2
Basic Plasma Physics
(Transport and Confinement )

1
An investigation for characteristics of ElectroConvection turbulence in homogeneous mean flow
Nagoya Univ.A, NIFSB, SOKENDAIC, Kyushu Univ.D, Aichi Univ. Edu.E
T.OhguriA, K.NagaokaA,B, M.NakataB,C, S.YoshimuraA,B, Y.HidakaD, K.TerasakaD, Y.MasadaE
2
Analysis of staircase formation and transport characteristics based on traffic jam model
Kyushu Univ. RIAMA, Kyushu Univ. RCPTB, Kyushu Univ. IGSESC
Y. KosugaA, D. KogaB, M. SasakiC
3
Competition between drift wave and Kelvin-Helmholtz turbulence by a three-dimensional global turbulence simulation
RIAM Kyushu Univ.A, RCPT Kyushu Univ.B, Shimane Univ.C, IGSES Kyushu Univ.D, NIFSE
M. SasakiA,B, H. ArakawaC, Y. KawachiD, T. KobayashiE, N. KasuyaA,B, S. InagakiA,B
4
Effects of Parallel Dynamics on Plasma Filament
NIFS, SOKENDAI
Hiroki Hasegawa, Seiji Ishiguro
5
Gyrokinetic simulation of fine structure formation in three-dimensional slab ITG turbulence
Department of Physics, Nagoya University
Hiroki MURAKAMI, Tomo-Hiko WATANABE, Shinya MAEYAMA
6
Cancellation

Break (10:30〜10:45)

Basic Plasma Physics

7
Modal polarization analysis using Fourier-Rectangular function transform and its application to PANTA
IGSEG Kyushu Univ., RIAM Kyushu Univ.A, FAS Kyushu Univ.B
D. Nishimura, A. FujisawaA, Y. NagashimaA, C. MoonA, K. YamasakiA, S. InagakiA, M. SasakiA, Y. KosugaA, T. YamadaB, N. KasuyaA, T. IdoA, T. Kobayashi, Y. Kawachi
8
Analysis of solitary oscillation in a PANTA plasma using CECAME
IGSES Kyushu Univ., RIAM Kyushu Univ.A, FAS Kyushu Univ.B
T-K. Kobayashi, A. FujisawaA, Y. NagashimaA, C. MoonA, K. YamasakiA, S. InagakiA, T. IdoA, T. YamadaB, Y. KosugaA, N. KasuyaA, M. SasakiA, Y. Kawachi, T. Akashi, D. Nishimura
9
Dependency on ion mass number of resistive drift wave turbulence in cylindrical plasmas
RIAM, Kyushu Univ., IGSES, Kyushu Univ.A, QSTB
N. Kasuya, M. IshidaA, Y. ImahashiA, and M. YagiB
10
Machine Learning Prediction for Global Behavior of an FRC Plasma
Nihon Univ., Kyushu Univ.A
Taichi SEKI, Tomohiko ASAI, Shigeru INAGAKIA, Daichi KOBAYASHI
11
Current-Voltage characteristics of the multi-phase glow discharge and equivalent circuit.
Kanazawa Univ.
Ritoku ANDO, Yoshiki SATO, Ryuki ABE, Takafumi SEI

15th B2 Room 15aB2 9:00〜12:15

Division 2
Inertial Confinement Fusion
(Laser Fusion, Relativistic Plasma)

1
Status of fast-ignition laser fusion researh
ILE, Osaka Univ.A, Eng. Hiroshima Univ.B, NIFSC, UCSDD, Univ. NevadaE, Sci. Univ. TokyoF
S. FujiokaA,C, R. TakizawaA, M. TakemuraA, A. MoraceA, Y. AbeA, B. ZhuA, Y. ArikawaA, H. MoritaA, S. GuoA, Z. LanA, J. DunA, A. NakaoA, T. AsanoA, C. LiuA, D. MorirafA, K. YoshitakeB, H. SakagamiC, T. OzakiC, A. IwamotoC, K. YamanoiA, K. TubakimotoA, J. KawanakaA, M. NakaiA, H. ShiragaA, K. MatsuoD, H. SawadaE, K. LawF, A. YogoA, H. NagatomoA, T. JohzakiB,A, Y. SentokuA, R. KodamaA
2
Experimental design for ion stopping power in dense plasmas
Institute of Laser EngineeringA, ELI BeamlinesB, CELIA-University of BordeauxC, Lawrence Livermore National LaboratoryD, CLPUE, KPSIF, Hiroshima UniversityG, Graduate school of Engineering, Osaka UniversityH
A. MoraceA, D. MargaroneB, P. NicolaiC, D. BataniC, T. MaD, D. MariscalD, Y. AbeA, Y. ArikawaA, S. FujiokaA, L. VolpeE, S. MalkoE, Y. FukudaF, Y. JohzakiG, Y. KuramitsuH, D. RaffestinC, L. GiuffridaB
3
Heating efficiency of fusion plasma with a high-contrast heating beam
ILE, Osaka Univ.A, Eng. Hiroshima Univ.B, NIFSC
R. TakizawaA, M. TakemuraA, A. MoraceA, Y. AbeA, B. ZhuA, Y. ArikawaA, H. MoritaA, S. GuoA, Z. LanA, J. DunA, A. NakaoA, T. AsanoA, C. LiuA, M. NakaiA, H. ShiragaA, H. NagatomoA, T. JohzakiB,A, Y. SentokuA, S. FujiokaA,C
4
Collimated charged particles generation with accompanied magnetic field
ILE, Osaka Univ.A, IOP, CASB, MoE, SJTUC, NIFSD
B. ZhuA, Y. AbeA, Z. ZhangB, M. TakemuraA, Y. ZhangB, L. ChengB, X. YuanC, S. GuoA, Z. LanA, A. MoraceA, A. NakaoA, R. TakizawaA, C. LiuA, H. MoritaA, A. YogoA, Y. ArikawaA, M. NakaiA, H. ShiragaA, Y. LiB, S. FujiokaA,D
5
Thermal diffusion of solid-density plasma via relativistic intensity picosecond laser pulses
Graduate School of Science Osaka UniversityA, Institute of Laser Engineering Osaka UniversityB
N. HigashiA,B, N. IwataB, T. SanoB, K. MimaB, Y. SentokuB
6
Development of simplified FP equation model for fast electron transport on laser plasma simulation
ILE Osaka University
Toshinori Matsukawa, Hideo Nagatomo

Break (10:30〜10:45)

7
Simulation of fuel target implosion in heavy ion fusion
Utsunomiya Univ.A, Varna Technical Univ.B
K.UchiboriA, H.NakamuraA, R.SatoA, T.KarinoA, S.KawataA, A.I.OgoyskiB
8
Ignition and burning of fuel target in heavy ion inertial fusion
Utsunomiya Univ., Varna Tech. Univ.
H. Nakamura, K. Uchibori, T. Karino, R. Sato, S. Kawata, A. I. Ogoyski
9
Plasma heating by counter illuminating ultra-intense laser pulses III
GPIA, NIFSB, Univ. of Nevada, RenoC, ILED, Purdue CMUXEE, NITACF
Yoshitaka MoriA, Akifumi IwamotoB, Hiroshi SawadaC, Katsuhiro IshiiA, Ryohei HanayamaA, Yoneyoshi KitagawaA, Takayoshi SanoD, Natsumi IwataD, Yasuhiko SentokuD, Atsushi SunaharaE, Yuito OtaF, Morito IzukaF, Itsuki NakauF, Yoshihiro KajimuraF
10
Evaluation of hot electron effect on shock pressure in shock ignition scheme of inertial confinement fusion
ILE, Osaka Univ., Osaka Univ.A, Univ. of BordeauxB, DIPCC, INO-CNRD
K. Kawasaki, Y. Hironaka, Y. Maeda, T. Tamagawa, D. Tanaka, H. Nagatomo, S. Fujioka, Y. UmedaA, K. KatagiriA, N. OzakiA, R. Kodama, D. BataniB, J. TrelaB, P. NicolaiB, D. MancelliB,C, G. CristoforettiD, K. Shigemori
11
Study on generation of low energy, spin polarized, high directional neutron by via disintegration reaction of spin polarized deuteron
Institute of Laser Engineering Osaka University, Research Center for Nuclear Physics, Osaka UniversityA, Graduate School of Engineering Science, Osaka UniversityB, Center for Quantum Information and Quantum Biology, Osaka UniversityC
Yasunobu Arikawa, Toru Sato, Akinori Kagawa, Makoto Negoro, Masahiro Kitagawa, Ayami Nakao, Shoi Asano, Yuki Abe, Alessio Morace, Akifumi Yogo, Mitsuo Nakai, Hiroyuki Shiraga, Ryosuke Kodama
12
Development of neutron detector with high sensitivity and high time resolution using Multi-Pixel Photon Counter
ILE
Shoui Asano, Yasunobu Arikawa, Yuki Abe, Ayami Nakao, Kazuya Nanjo, Alessio Morace, Mitsuo Nakai, Hiroyuki Shiraga

15th B2 Room 15pB2 13:30〜15:30

Division 2,Beam Physics Joint
Beam Physics,Division 2 Joint
(Laser Plasma Acceleration, Relativistic Plasma, Nonlinear Phenomena)

1
Statistical scaling of maximum energy of protons accelerated by ultrashort intense laser light
ILE, Osaka Univ.
Yuji Takagi, Natsumi Iwata, Sentoku Yasuhiko
2
The effect of the temporal pulse shape of the high intensity short pulse laser onto the ion acceleration
QSTA, ILEB, Kyushu U.C, ICLD, HZDRE, RCNPF
M. NishiuchiA, N. P. DoverA, A. KonA, Ko. KondoA, H. F. LoweA, T. MiyatakeA,C, H. SakakiA, H. KiriyamaA, J. K. KogaA, M. KandoA, K. KondoA, M. HataB, N. IwataB, Y. SentokuB, Y. WatanabeC, E. J. DitterD, O. C. EttlingerD, G. S. HicksD, Z. NajmudinD, T. ZieglerE, K. ZeilE, U. SchrammE, N.KobayashiF, A.TamiiF
3
XPS measurement of thin-film laser driven carbon ion acceleration targets consisting of polyimide carbonized in situ by CW laser heating
KPSI QSTA, IGSES Kyushu Univ.B, HZDRC, Imperial College LondonD, RCNP Osaka Univ.E, NAISTF
Kotaro KondoA, Nicholas P. DoverA, Hazel F. LoweA, Akira KonA, Hironao SakakiA,B, Mamiko NishiuchiA, Masaki KandoA, Koichi OguraA, Akito SagisakaA, Alexander S. PirozhkovA, Hiromitsu KiriyamaA, Kiminori KondoA, Tatsuhiko MiyatakeB, Keiichiro ShiokawaB, Yukinobu WatanabeB, Tim ZieglerC, Karl ZeilC, Ulrich SchrammC, Emma J. DitterD, George S. HicksD, Zulfikar NajmudinD, Hiromu MoriE, Takashi SudoE, Nobuyuki KobayashiE, Jun TamiiE, Yasuo OkajimaF, Sakura TakedaF
4
Beam diagnosis of laser-driven carbon ion acceleration
QST, SHIA, Kyusyu-Univ.B
H.Sakaki, S.Kojima, T.Miyatake, Y.Iwata, M.Nishiuchi, K.Kondo, M.Nishikino, Y.AokiA, M.NomuraA, Y.WatanabeB, M.Kando, T.Shirai, K.Kondo
5
Development of diagnostic transport system for carbon ion beam in laser-driven ion acceleration mechanism
Kyushu Univ., QST KPSI, QST NIRS
Tatsuhiko Miyatake, Sadaoki KojimaA, Hironao SakakiA, Kotaro KondoA, Mamiko NishiuchiA, Thanh-Hung DinhA, Masaki KandoA, Kiminori KondoA, Yoshiyuki IwataB, Toshiyuki ShiraiB, Yukinobu Watanabe
6
Generation of optical harmonics at 1021 〜 1022 W/cm2
QST, LPI RASA, ELI-BeamlinesB, KIAM RASC, CLF RALD, Osaka Univ.E, JIHT RASF, Inst. Plas. Phys. CASG
A.S. Pirozhkov, A. Sagisaka, K. Ogura, T.Zh. Esirkepov, B. Gonzalez Izquierdo, A.N. ShatokhinA, E.A. VishnyakovA, D. KhikhlukhaB, I.P. TsygvintsevC, C. ArmstrongD, T.A. PikuzE, M.A. AlkhimovaF, S.A. PikuzF, W. YanB, T.M. JeongB, S. SinghG, P. HadjisolomouB, O. FinkeB, G. GrittaniB, M. NevrklaB, C. LazzariniB, A. VelyhanB, T. Hayakawa, Y. Fukuda, J.K. Koga, M. Ishino, Ko. Kondo, Y. Miyasaka, A. Kon, M. Nishikino, A.O. KolesnikovA, E.N. RagozinA, V.A. GasilovC, D. KumarB, J. NejdlB, D. MargaroneB, P.V. SasorovB, S. WeberB, M. Kando, H. Kiriyama, G. KornB, D. NeelyD, K. Kondo, S. V. BulanovB, T. Kawachi
7
Development of experimental platform for laser-plasma interactions in shock ignition scheme
ILE, Osaka Univ.A, Univ. of BordeauxB, INO-CNRC
T. Tamagawa, Y. Hironaka, Y. Maeda, K. Kawasaki, D. Tanaka, N. OzakiA, R. Kodama, R. Takizawa, S. Fujioka, A. Yogo, D. BataniB, G.CristoforettiC, K. Shigemori
8
Effect on Electrostatic Potential Shape at Both End for Relaxation Mechanism of Electrons Injected into Restricted Space by Axially Applied Magnetic Field
Nagaoka Univ. Tech., Kanazawa Univ.A, NIT, Anan CollegeB
T. Kikuchi, N. Suzutani, H. IshiiA, Y. SogaA, Y. ParkB, K. Takahashi, and T. Sasaki
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