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Laboratory measurements give new insights into the physics of auroral electron acceleration by Alfvén waves.
An operating mode called wide pedestal quiescent H-mode allows tokamak operation without detrimental edge instabilities.
New approach helps protect tokamak walls while maintaining fusion conditions in the core.
First observation of embedded magnetic islands paves way for improved fusion reactor designs.
Electromagnetic waves are used to internally identify turbulent magnetic fluctuations in 100-million-degree fusion plasmas.
State-of-the-art X-ray techniques found hidden damage in neutron irradiated silicon carbide, a possible structural material for future fusion reactors.
New measurements show that fast flows in a tokamak plasma help remove and prevent impurities.
New concept would deliver continuous electricity while reducing cost and risk.
Measurements and modeling demonstrate that perturbations to the magnetic field in a tokamak fusion plasma can suppress high-energy runaway electrons.
New research indicates reversing the conventional shape of plasmas could help with fusion reactor operation.
DIII-D researchers create barriers to separate core heat from the cooler edge of a tokamak
New simulations show diamond shells can cool plasmas more efficiently and prevent runaway electrons
