Fig. 2
Background spectrum observable in the A2163 outskirts (r > 3 Mpc) from the four external pointings in Table 1. Light blue: particle background noise. Cyan blue: Cosmic X-ray Background emission. Blue and Violet: TAE emission (kT1 = 0.099 keV, kT2 = 0.248 keV, see Kuntz & Snowden 2000, and details in Sect. 3.3.4). Orange: local Hot Bubble and North Polar Spur residue. Red and black: overall fit and data set.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.