National Institute for Fusion Science

Research Activities

EurekAlert! & Press Release

Date Title
June 14, 2024 25 years of massive fusion energy experiment data completely open on the “cloud”, to be available to everyone
June 10, 2024 The discovery of new turbulence transition in fusion plasmas: The road to innovative operation scenarios for fusion power plants
February 16, 2024 Laboratory study on conditions for spontaneous excitation of "chorus emission," wave of space plasma
January 26, 2024 First demonstration of predictive control of fusion plasma by digital twin: Application of data assimilation to adaptive predictive control
October 13, 2023 Measuring flow with twisted light - Exploring New Possibilities in Laser Measurement –
September 27, 2023 Specially appointed Professor Katsumi Ida to receive the Chandrasekhar Award: Contributions to the advancement of plasma physics are highly valued
September 6, 2023 High-temperature superconducting large-current conductor with simple stacking : For accelerating realization and deployment of fusion reactors
March 23, 2023 Simplified calculations reproduce complex plasma flows:Advances in theoretical studies on turbulence-driven heat transport in fusion plasms
March 9, 2023 Demonstration of fusion reactions using advanced fusion fuels
January 6, 2023 Cooling 100 million degree plasma with a hydrogen-neon mixture ice pellet: Progress in research on plasma cooling technology for the world’s largest nuclear fusion experimental reactor
December 5, 2022 Mitigating corrosion by liquid tin could lead to better cooling in fusion reactors
October 18, 2022 Development of high-time-resolution measurement of electron temperature and density in a magnetically confined plasma:
A powerful tool for understanding transient plasma physics phenomena
September 28, 2022 The process of waves carrying plasma heat is observed for the first time in the world:
Significant progress in research on self-heating of fusion plasma
May 19, 2022 Discovery of high-speed moving plasma turbulence for the first time in the world
April 28, 2022 Successful improvement of plasma thermal insulation layer with deuterium
March 31, 2022 Plasma turbulence spreading by magnetic fluctuation reduces heat load on a fusion device wall
March 1, 2022 Self-sustained divertor oscillation mechanism identified in fusion plasma experiment:
Dynamics of magnetic island and plasma current mirror basic biology model
February 25, 2022 Deep Neural Network to Find Hidden Turbulent Motion on the Sun
- New Development in Research for Solar and Plasma Turbulence -
January 28, 2022 Boron powder injection makes plasma temperature increase
Both impurities and turbulence are suppressed simultaneously in a discharge
December 2, 2021 Impact of Magnetic Field Configuration on Suppression of Turbulence
- International Collaboration between Japan and Europe Leads to Innovative Fusion Reactor -
June 9, 2021 Developing the novel joint technique for copper alloy:
This highly contributes to producing the efficient heat removal component for fusion reactor
March 31, 2021. Development of a broadband mid-infrared source for remote sensing
June 29, 2020 Lose weight of fusion reactor component:
Design optimization using a topology optimization technique
June 29, 2020 An accurate simulation of high-pressure plasma for an economical helical fusion reactor
February 26, 2020 Isotope movement holds key to the power of fusion reactions
August 6, 2019 Simulations demonstrate ion heating by plasma oscillations for fusion energy
July 29, 2019 Demonstration of alpha particle confinement capability in helical fusion plasmas
July 9, 2019 Fusion scientists have developed 'the nano-scale sculpture technique':
This enables observation inside hard materials with an atomic-scale
March 11, 2019 Fusion science and astronomy collaboration enables investigation of the origin of heavy elements
December 6, 2018 Developing new materials for the fusion reactor:
Success in developing vanadium alloys strong at high temperatures and appropriate for manufacturing and welding
June 19, 2018. The first experimental discovery in the world of the propagation of plasma turbulence:
Results of Japan-United States joint research
March 1, 2018 A new discovery that makes possible prediction immediately before plasma loss:
Contributions to the prediction of volcanic eruptions and other sudden phenomena
August 7, 2017 Success in enhancing performance of the cryogenic adsorption pump used in the divertor:
Making possible the effective evacuation by installing in the vacuum vessel
July 14, 2017 Ion temperature of one hundred million degrees achieved:
Important progress toward feasibility of helical plasma fusion
June 30, 2017 How do impurities move in tungsten?:
Automatic and high-speed search on migration paths by using a supercomputer
April 24, 2017 Clarifying the mechanism for suppressing turbulence through ion mass:
Theoretical research develops significantly towards improved performance in fusion plasmas
December 21, 2016. Calculating 1 billion plasma particles in a supercomputer:
Clarifying the movements of a plasma blob at the particle level
December 9, 2016. Clarifying the behaviors of negative hydrogen ions:
First measurement of the flow reversal of negative ions
November 25, 2016 The fusion reactor that employs a liquid metal shower:
An idea for a new high-performance heat-receiving device
November 24, 2016 Clarifying the plasma oscillation by high-energy particles:
Developing new simulation methods
November 14, 2016 First observations of tongue deformation of plasma based upon the Artsimovich Prediction:
Challenging a plasma riddle 50 years old
November 2, 2016 Establishing an advanced bonding technique for tungsten and copper alloys:
Success in fabricating a small-scale divertor mock-up with excellent heat removal capability
October 4, 2016 Large volumes of data from ITER successfully transferred to Japan at unprecedented speeds:
Major advances in the technical groundwork for remote experiments from Japan, 10,000 km away from ITER
August 4, 2016 Clarifying the fusion plasma confinement improvement mechanism:
A riddle not solved for thirty years
July 29, 2016 The discovery of new emission lines from highly charged heavy ions:
Constructing an experimental database of extreme ultraviolet spectra
January 12, 2016. Abrupt excitation phenomenon in high-temperature plasma:
The discovery of phenomena and prospects from theory
November 16, 2015 Accelerating fusion research through the cutting edge supercomputer:
Difference of particles species suppresses plasma turbulence
November 11, 2015 Discovery of a new confinement state for plasma:
The result of Japanese-American joint research
October 5, 2015 A 2-dimensional microwave camera has been developed:
Anticipating applications for safe passage through dense fog, underground exploration, and non-destructive investigation
June 1, 2015 Plasma for medical and biological uses: New electron density diagnostic method:
Applying results of fusion plasma research of atmospheric-pressure low-temperature plasma
April 9, 2015 Plasma flow damping observed due to stochastization of the magnetic field:
Discovery of a new mechanism to stop flow in plasma
July 25, 2014 Magnets for fusion energy: A revolutionary manufacturing method developed:
High-temperature superconductor achieves new world record for electrical current