Y. Kawamoto

Research interests

Publications

• Observation of tungsten emission spectra up to W 46+ ions in the Large Helical Device and contribution to the study of high-Z impurity transport in fusion plasmas

  Nuclear Fusion · 2024 · 10.1088/1741-4326/ad6c5d

• Degradation of fast-ion confinement depending on the neutral beam power in MHD quiescent LHD plasmas

  Nuclear Fusion · 2024 · 10.1088/1741-4326/ad3971

• Observation and Identification of W19+-W23+ Spectra in the EUV Wavelength Region in the Vicinity of 200Å

  Plasma and Fusion Research · 2024 · 10.1585/pfr.19.1402022

• Influence of sawtooth oscillations on fast ions in a stellarator

  Nuclear Fusion · 2024 · 10.1088/1741-4326/ad4169

• The multi-sightline compact D-D neutron spectrometers based on CLYC7-scintillator for beam ion anisotropy study in LHD

  Journal of Instrumentation · 2024 · 10.1088/1748-0221/19/03/p03006

• Collisional-Radiative modeling of unresolved transition array spectra near 200 Å from W17+-W25+ emissions for diagnostics of ITER edge plasma

  Nuclear Materials and Energy · 2024 · 10.1016/j.nme.2024.101740

• Fast-sampling fast-ion D-alpha measurement using multi-anode photomultiplier tube in large helical device

  Review of Scientific Instruments · 2023 · 10.1063/5.0159175

• Experimental study on boron distribution and transport at plasma-facing components during impurity powder dropping in the Large Helical Device

  Nuclear Fusion · 2022 · 10.1088/1741-4326/ac9ac6

• Direct observation of the non-locality of non-diffusive counter-gradient electron thermal transport during the formation of hollow electron-temperature profiles in the Large Helical Device

  Physics of Plasmas · 2022 · 10.1063/5.0074351

• Indirect energy transfer channel between fast ions via nuclear elastic scattering observed on the large helical device

  Physics of Plasmas · 2022 · 10.1063/5.0097720

• Spatial Profiles of NeVI-NeX Emission in ECR-Heated Discharges of the Large Helical Device with Divertor Detachment Induced by RMP Application and Ne Impurity Seeding

  Plasma and Fusion Research · 2022 · 10.1585/pfr.17.2402022

• Progress of tungsten spectral modeling for ITER edge plasma diagnostics based on tungsten spectroscopy in LHD

  Nuclear Materials and Energy · 2021 · 10.1016/j.nme.2021.100923

• Simultaneous Observation of Tungsten Spectra of W0 to W46+ Ions in Visible, VUV and EUV Wavelength Ranges in the Large Helical Device

  Atoms · 2021 · 10.3390/atoms9030069

• Line identification of boron and nitrogen emissions in extreme- and vacuum-ultraviolet wavelength ranges in the impurity powder dropping experiments of the Large Helical Device and its application to spectroscopic diagnostics

  Plasma Science and Technology · 2021 · 10.1088/2058-6272/abfd88

• Effect of nuclear elastic scattering on the D(d,n)3He fusion reactivity induced by energetic protons observed in the large helical device

  Nuclear Fusion · 2021 · 10.1088/1741-4326/ac13e6

• Identification of forbidden emission lines from highly ionized tungsten ions in VUV wavelength range in LHD for ITER edge plasma diagnostics

  Nuclear Materials and Energy · 2021 · 10.1016/j.nme.2021.100932

• Qualitative Improvement of Zeff Diagnostic Based on Visible Bremsstrahlung Profile Measurement by Changing Observation Cross Section in LHD

  Plasma and Fusion Research · 2021 · 10.1585/pfr.16.2402072

• EUV and VUV Spectra of NeIII-NeX Line Emissions Observed in the Impurity Gas-Puffing Experiments of the Large Helical Device

  Plasma and Fusion Research · 2021 · 10.1585/pfr.16.2402006

• Observation of a nuclear-elastic-scattering effect caused by energetic protons on deuteron slowing-down behaviour on the Large Helical Device

  Nuclear Fusion · 2020 · 10.1088/1741-4326/ab7e00

• Observation of line emissions from Ni-like W 46 + ions in wavelength range of 7–8 Å in the Large Helical Device

  Physica Scripta · 2020 · 10.1088/1402-4896/abd0ba

• Quantitative analysis on tungsten spectra of W6+ to W45+ ions

  Journal of Physics Conference Series · 2019 · 10.1088/1742-6596/1289/1/012005

• Method for determining the shape and size of a knock-on tail using the Doppler-broadened γ-ray emission spectrum

  Fusion Engineering and Design · 2019 · 10.1016/j.fusengdes.2019.04.062

• Anisotropic Neutron Emission Spectrum and Its Utilization for Verification of Nuclear Elastic Scattering Effect in Proton-Beam-Injected Deuterium Plasmas

  IEEE Transactions on Plasma Science · 2018 · 10.1109/tps.2018.2826546

• Knock-on Tail Formation Due to Nuclear Elastic Scattering and Its Observation Method Using γ-Ray-Generating 6Li+d Reaction in Tokamak Deuterium Plasmas

  Plasma and Fusion Research · 2016 · 10.1585/pfr.11.1403105

• Development of a Nondestructive Leak Testing Method Utilizing the Head Space Analyzer for Ampoule Products Containing Ethanol-Based Solutions

  PDA Journal of Pharmaceutical Science and Technology · 2012 · 10.5731/pdajpst.2012.00882

• Development of fast response calorimeter for neutral beam shine-through measurement on CHS

  Review of Scientific Instruments · 2001 · 10.1063/1.1324740

Current projects

No projects listed.