conferences

学生・教員による会議発表成果のまとめ

2024

  1. PSI
    In-vessel inspection of W7-X after the first operation with actively cooled CFC divertor
    CP Dhard, M Endler, M Balden, and 8 more authors
    In 26th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI-26), 2024
  2. PSI
    In-vessel inspection of arc traces on the W7-X plasma facing components after the operation phase OP2.1
    D Hwangbo, CP Dhard, S Kajita, and 2 more authors
    In 26th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI-26), 2024
  3. AAPPS-DPP
    Plasma-wall interaction, exhaust and wall conditioning studies in the stellarator Wendelstein 7-X with actively cooled high heat flux divertor and experiments with tungsten PFCs
    CP Dhard, M Balden, T Bräuer, and 8 more authors
    In 8th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP 2024), 2024
  4. AAPPS-DPP
    Global observation and potential effects of arc traces in fusion devices
    Dogyun Hwangbo, Chandra Prakash Dhard, Gen Motojima, and 6 more authors
    In 8th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP 2024), 2024

2023

  1. ISDEIV
    Arc ignition and hot spot formation on tungsten with nano-tendril bundles under hydrogen plasma exposure
    Dogyun Hwangbo, Shuangyuan Feng, Rongshi Zhang, and 8 more authors
    In 2023 30th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), 2023
  2. ISDEIV
    Field emission current from protrusion structures formed by helium plasma with various impurity gases
    Rongshi Zhang, Shin Kajita, Hirohiko Tanaka, and 2 more authors
    In 2023 30th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), 2023
  3. ITC
    Inspection of arc trails formed in stellarator/heliotron devices W7-X and LHD
    Dogyun Hwangbo, S. Kajita, C. P. Dhard, and 6 more authors
    In The 28th International Toki Conference on Plasma and Fusion Research, 2023
  4. OS
    Present status of GAMMA 10/PDX and a new project of a superconducting mirror machine
    Mizuki Sakamoto, Tsuyoshi Kariya, Masayuki Yoshikawa, and 12 more authors
    In International Mini-Workshop on Open Magnetic Systems for Plasma Confinement (OS2021), 2023
  5. GPF
    Spectroscopic measurement of deuterium recycling at molybdenum surfaces
    Dogyun Hwangbo, and Daisuke Nishijima
    In Global Plasma Forum in Aomori, 2023
  6. ICPIG
    Arc behavior on tungsten nanostructure under helium plasma exposure
    Dogyun Hwangbo, D. Nishijima, S. Kajita, and 3 more authors
    In 34th International Conference on Phenomena in ionized Gases, 2023
  7. ISDEIV
    Arc ignition and hot spot formation on tungsten with nano-tendril bundles under hydrogen plasma exposure
    Dogyun Hwangbo
    In 30th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV2023), 2023
  8. ISDEIV
    Overheating of Nanostructured Tendril Bundles due to Thermo-Field Emission
    Dmitry Sinelnikov, Daniel Bulgadaryan, Nikita Efimov, and 5 more authors
    In 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), 2023
  9. PSI
    Hydrogen recycling near fuzz tungsten surfaces under high-vacuum background condition
    Dogyun Hwangbo, T. Sugiyama, M. Sakamoto, and 12 more authors
    In 25th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI-25), 2023

2022

  1. FEC
    Design, Construction and First Operation of Pilot GAMMA PDX-SC Superconducting Mirror Device
    Mizuki Sakamoto, Tsuyoshi Kariya, Masayuki Yoshikawa, and 16 more authors
    In 29th IAEA Fusion Energy Conference (FEC 2023), 2022
  2. PSI
    Spatiotemporal observation of N-MAR in GAMMA 10/PDX
    Naomichi Ezumi, H. Gamo, S. Takahashi, and 17 more authors
    In 25th International Conference on Plasma Surface Interaction in Fusion Devices (PSI-25) , 2022
  3. PFMC
    Formation of He-W co-deposition layer on W surface and its effect on deuterium retention properties
    Dogyun Hwangbo
    In 19th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-19), 2022

2021

  1. ISDEIV
    Overheating of Nanostructured Tendril Bundles due to Thermo-Field Emission
    Dmitry Sinelnikov, Daniel Bulgadaryan, Nikita Efimov, and 5 more authors
    In 2020 29th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV), 2021
  2. AAPPS-DPP
    Hydrogen recycling study using a high temperature target in GAMMA 10/PDX tandem mirror
    M Sakamoto, Y Miyake, H Gamo, and 8 more authors
    In 5th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP 2024), 2021
  3. PMIF
    Present Status of a Pilot GAMMA PDX-SC project
    Mizuki Sakamoto, T. Kariya, M. Yoshikawa, and 18 more authors
    In 8th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF2023), 2021
  4. AAPPS-DPP
    Hydrogen recycling study using a high temperature target in GAMMA 10/PDX tandem mirror
    Mizuki Sakamoto, Y. Miyake, H. Gamo, and 12 more authors
    In 5th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2021), 2021
  5. ITC
    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, and 15 more authors
    In 29th International Toki Conference on Plasma and Fusion Research (ITC), 2021
  6. ISPlasma
    Motion analysis of arc spots on tungsten fuzz by means of self-avoiding random walk model
    Dogyun Hwangbo, Daisuke Nishijima, Shin Kajita, and 1 more author
    In 14th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials, 2021

2020

  1. ITC
    Effect of helium pre-exposure on deuterium retention of tungsten in a compact plasma device APSEDAS
    Takahisa Sakai, Mizuki Sakamoto, Dogyun Hwangbo, and 6 more authors
    In The 30th International Toki Conference on Plasma and Fusion Research, 2020
  2. ITC
    Influence of nitrogen ratio during combined seeding with hydrogen on plasma detachment in the divertor simulation experimental module of GAMMA 10/PDX
    Hiroki GAMO, Naomichi Ezumi, Tsukasa SUGIYAMA, and 15 more authors
    In The 29th International Toki Conference on Plasma and Fusion Research (ITC29), 2020
  3. iFPC&OS
    Contribution of Mirror Devices in Tsukuba to Fusion Energy Development
    Mizuki Sakamoto, T. Kariya, M. Yoshikawa., and 12 more authors
    In 2nd International Fusion and Plasma Conference & 13th International Conference on Open Magnetic Systems for Plasma Confinement (iFPC & OS2023), 2020
  4. ITC
    Enhancement of Arc Ignition on Tungsten in Helium Plasmas with Impurity Gases
    Rongshi Zhang, Shin Kajita, Dogyun Hwangbo, and 2 more authors
    In 29th International Toki Conference on Plasma and Fusion Research (ITC), 2020
  5. ISPlasma
    Motion analysis of arc spots on nanostructured tungsten under axial magnetic field
    Dogyun Hwangbo, D. Nishijima, S. Kajita, and 2 more authors
    In 13th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials, 2020

2019

  1. ITC
    Effects of V-shaped target angle on plasma behavior in the GAMMA 10/PDX divertor simulation experimental module
    Tsukasa SUGIYAMA, Naomichi Ezumi, Hiroki GAMO, and 16 more authors
    In The 29th International Toki Conference on Plasma and Fusion Research (ITC29), 2019
  2. GDT-FNS
    Recent results of GAMMA 10/PDX and construction of a superconducting mirror machine
    Mizuki Sakamoto, Tsuyoshi Kariya, Masayuki Yoshikawa, and 12 more authors
    In 3rd International Workshop on Gas Dynamic Trap based Fusion Neutron Source (GDT-FNS), 2019