Helium as a Surrogate for Deuterium in LPI Studies

Figure 3

Setup of the SBS and SRS near-beam imaging diagnostics. (a) The Z-Beamlet laser enters the chamber through a hole in the PTFE screen (A). Backscattered SBS or SRS light illuminated the screen and recorded via filtered diodes and cameras in the NBI backscatter box (B). (b) Arrangement of instruments inside the NBI backscatter box.

(a)

(b)