Page 7 - Schmitz-APS-DPP-2020-talk_5

GENRAY Ray Tracing Based on Equilibrium Reconstruction is Crucial to Extract Scattering Geometry/Probed k-Spectrum
Based on FIR and/or TSCAT reconstruction 40 of FRC equilibria; determines (r,z) of
28 GHz
X-Mode (DBS)
probed volume, kq, and axial beam mismatch
MW beam
20
0
-20
y (cm)
Two-axis (z, f) mirror adjustment
7
trajectories
f
R0 Rs
Off-midplane -40 launch: mismatch corrected with -40 axial mirror tilt f
APS-DPP 2020 Presenter: Lothar Schmitz
Out
-10 20
In 50
x (cm)
Launch angle y= 4o, 8o, 15o
Back-scattered DBS Return
X-mode launch