An Overview of Accomplishments From Experiment and Theory at TAE Technologies

October 2024 | S. Dettrick | APS DPP 2024 | Poster

TAE Technologies reports advancements in plasma performance and stability for C-2W through optimized neutral beam injection, new diagnostic tools, and enhanced modeling frameworks, demonstrating improved ion heating, extended plasma lifetimes, and effective wall conditioning.

Effective Wall Conditioning in Rapid Development Fusion Devices: the C-2W case

October 2024 | S. Vargas Giraldo | APS DPP 2024 | Poster

Wall conditioning techniques, including Glow Discharge Cleaning (GDC) and titanium arc deposition, have been essential in maintaining optimal vacuum conditions and reducing recovery time in the C-2W fusion device, supporting faster and more efficient plasma operations.

In Situ Measurements of Neutral Beam Divergence with Doppler Shift Spectroscopy on C-2W

October 2024 | Y. Musthafa | APS DPP 2024 | Poster

TAE Technologies’ C-2W device sustains steady-state FRC plasmas using neutral beam injection, edge biasing, and real-time control, with Doppler-shift spectroscopy providing non-intrusive beam characterization to optimize energy capture and plasma performance.

Observation of an Axisymmetric Energetic Particle Mode Driven by Axial Bounce Oscillations of Fast Ions in C-2W

October 2024 | S. Karbashewski | APS DPP 2024 | Poster

TAE Technologies’ C-2W fusion device uses neutral-beam injection to sustain FRC plasma, with magnetic fluctuation measurements from a wall-mounted Mirnov array processed through Fourier-Hilbert methods to analyze azimuthal modes and axial parity.

Electromagnetic fluctuation properties in C-2W Field-Reversed Configuration (FRC) deuterium and mixed D/H plasmas

October 2024 | L. Schmitz | APS DPP 2024 | Poster

TAE’s C-2W FRC shows key differences in fluctuation properties between hydrogen and deuterium plasmas, with increased magnetic fluctuations in FRC and low ion-scale fluctuations in the core. These findings, consistent with simulations, inform the design of diagnostics for the upcoming Copernicus device.