Fusion glossary
R
The time necessary to initiate the plasma and heat it up to burn temperature, involving a phase of increase (ramp-up) of plasma current, followed by an increase (ramp-up) of plasma temperature.
Handling of tools or components by machines with the controls at a remote location.
Maintenance and modification of the radioactive elements and components of the tokamak using machines and tools controlled remotely to avoid human exposure to radioactivity.
See Ohmic Heating.
Fast, concentrated beams of electrons (runaway electrons) may be produced during disruptions in °ÄÃÅÁùºÏ²Ê¸ßÊÖ, and could cause damage to plasma-facing components.