Extended Data Fig. 1: X-ray emissivity of Lyα line measured by the FSSR.
From: Laboratory evidence for proton energization by collisionless shock surfing
The red curve represents the piston plasma emission in the range 0–10 mm in the case when the unmagnetized piston expands in the ambient gas. The black curve represents the same but when additionally, the transverse external magnetic field was applied.
