R. Yanai

Research interests

Publications

• Direct observation of coexisting local and nonlocal turbulence in a magnetically confined plasma

  Communications Physics · 2025 · 10.1038/s42005-025-02454-x

• Core density profile control by energetic ion anisotropy in LHD

  Physics of Plasmas · 2024 · 10.1063/5.0201440

• Electron-scale turbulence characteristics with varying electron temperature gradient in LHD

  Nuclear Fusion · 2024 · 10.1088/1741-4326/ad5d7c

• The role of an in-plane electric field during the merging formation of spherical tokamak plasmas

  Nuclear Fusion · 2024 · 10.1088/1741-4326/ad556c

• Fast nondiffusive response of heat and turbulence pulse propagation

  Scientific Reports · 2024 · 10.1038/s41598-024-63788-0

• Multi-hole coupling power monitor with tapered sub-waveguide for dual-frequency high-power gyrotron

  AIP Advances · 2023 · 10.1063/5.0159136

• Absolute value measurement of ion-scale turbulence by two-dimensional phase contrast imaging in Large Helical Device

  Journal of Instrumentation · 2023 · 10.1088/1748-0221/18/11/c11009

• Development of correlation ECE system for electron temperature fluctuation measurement in LHD

  Journal of Instrumentation · 2023 · 10.1088/1748-0221/18/10/c10007

• Investigation of Capability of Current Control by Electron Cyclotron Waves in the Quasiaxisymmetric Stellarator CFQS

  Plasma and Fusion Research · 2022 · 10.1585/pfr.17.2402039

• Collective Thomson scattering diagnostic with in situ calibration system for velocity space analysis in large helical device

  Review of Scientific Instruments · 2022 · 10.1063/5.0079296

• Development of a 56 GHz ECH system for deuterium plasma experiments of a low magnetic field in LHD

  Fusion Engineering and Design · 2021 · 10.1016/j.fusengdes.2021.112862

• Upgrading LHDGauss Code by Including Obliquely Propagating Wave Absorption Effect for ECH

  Plasma and Fusion Research · 2021 · 10.1585/pfr.16.2402084

• Real-time control of the deposition location of ECRH in the LHD

  Fusion Engineering and Design · 2020 · 10.1016/j.fusengdes.2020.111480

• Transient Electron Thermal Transport Analysis Accounting Oblique Electron Cyclotron Resonance Heating Injection to Magnetic Field Line

  Plasma and Fusion Research · 2020 · 10.1585/pfr.15.1402072

• Collective Thomson scattering with 77, 154, and 300 GHz sources in LHD

  Journal of Instrumentation · 2020 · 10.1088/1748-0221/15/01/c01002

• Improved performance of electron cyclotron resonance heating by perpendicular injection in the Large Helical Device

  Nuclear Fusion · 2020 · 10.1088/1741-4326/abc977

• Effects of reconnection downstream conditions on electron parallel acceleration during the merging start-up of a spherical tokamak

  Nuclear Fusion · 2019 · 10.1088/1741-4326/ab1e0f

• Experimental Study of Magnetic Reconnection in Partially Ionized Plasmas Using Rotating Magnetic Field

  Plasma and Fusion Research · 2019 · 10.1585/pfr.14.3401054

• Development of new experimental setup focusing on long-pulse magnetic reconnection by using rotating magnetic field technique

  Review of Scientific Instruments · 2018 · 10.1063/1.5025714

• Energy Flux due to Electromagnetic Fluctuations during Guide Field Magnetic Reconnection

  Plasma and Fusion Research · 2016 · 10.1585/pfr.11.1301087

Current projects

No projects listed.