Direct observation of ion acceleration from a beam-driven wave in a magnetic fusion experiment

Direct observation of ion acceleration from a beam-driven wave in a magnetic fusion experiment

March 2019 | R.M. Magee | Nature Physics | Paper

Efficiently heating a magnetically confined plasma to thermonuclear temperatures remains a central issue in fusion energy research. One well-established technique is to inject beams of neutral particles into the plasma, a process known as neutral beam injection.

First experimental measurements of a new fast ion driven micro-burst instability in a field-reversed configuration plasma

First experimental measurements of a new fast ion driven micro-burst instability in a field-reversed configuration plasma

October 2018 | B. Deng | Nuclear Fusion | Paper

In modern F experiments at TAE Technologies, classical FRC instabilities are suppressed
by advanced neutral beam injection and edge biasing methods, leading to high plasma confinement and fast ion pressure built-up which is comparable to the bulk plasma pressure.

Experimental characterization of Alfven modes in a field-reversed configuration plasma

Experimental characterization of Alfven modes in a field-reversed configuration plasma

June 2018 | R.M. Magee | Nuclear Fusion | Paper

High power neutral beam injection into the C-2U advanced field-reversed configuration (FRC) stimulates at least three distinct energetic particle modes, none of which have been linked to
a performance limitation. Here we present an experimental characterization of one mode in particular, a high frequency mode ( f > fci ) observed in the decaying phase of the FRC.