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List of works by Ryuichi Sakamoto

Changes in ambient dose equivalent rates around roads at Kawamata town after the Fukushima accident

scientific article published on 6 May 2015

Conversion factors for a mobile survey method by car in the Chernobyl area.

scientific article published in January 2003

Design and performance of a punch mechanism based pellet injector for alternative injection in the large helical device

scientific article published on 01 February 2011

Development of prediction models for radioactive caesium distribution within the 80-km radius of the Fukushima Daiichi nuclear power plant.

scientific article published on 20 February 2014

Energy confinement time and heat transport in initial neutral beam heated plasmas on the large helical device

scientific article published on 01 February 2000

Helium-induced morphology evolution in tungsten under thermal treatment

scientific article published in 2022

Imaging spectroscopy diagnosis of internal electron temperature and density distributions of plasma cloud surrounding hydrogen pellet in the Large Helical Device

scientific article published on 01 September 2012

Injection barrel with a tapered structure for a low speed and small size cryogenic hydrogen pellet in medium-sized plasma fusion devices.

scientific article published in October 2016

Island dynamics in the large-helical-device plasmas

scientific article published on 22 January 2002

Major results from the first plasma campaign of the Wendelstein 7-X stellarator

article

Novel analysis technique for measuring edge density fluctuation profiles with reflectometry in the Large Helical Device.

scientific article

Observation of Reversed-Shear Alfvén Eigenmodes Excited by Energetic Ions in a Helical Plasma

scientific article published in Physical Review Letters

Observation of stable superdense core plasmas in the large helical device.

scientific article published on 3 August 2006

Observation of the "self-healing" of an error field island in the large helical device

scientific article published on 07 September 2001

Reduction of ion thermal diffusivity associated with the transition of the radial electric field in neutral-beam-heated plasmas in the large helical device

scientific article published on 01 June 2001

Sawtooth oscillation in current-carrying plasma in the large helical device

scientific article published on 20 May 2003

Short-interval multi-laser Thomson scattering measurements of hydrogen pellet ablation in LHD.

scientific article

Slow transition of energy transport in high-temperature plasmas.

scientific article published on 31 March 2006

Spatial distributions of radionuclides deposited onto ground soil around the Fukushima Dai-ichi Nuclear Power Plant and their temporal change until December 2012.

scientific article

The air dose rate around the Fukushima Dai-ichi Nuclear Power Plant: its spatial characteristics and temporal changes until December 2012.

scientific article

Twenty barrel in situ pipe gun type solid hydrogen pellet injector for the Large Helical Device

scientific article published in August 2013

[Case report; A case of overwhelming postsplenectomy infection with purpura fuluminans due to pneumococcal infection]

scientific article published on 01 March 2012