Fig. 2From: Medium-energy particle experiments—electron analyzer (MEP-e) for the exploration of energization and radiation in geospace (ERG) missionSensor structure of the MEP-e. The side facing to the sun [the right in a] and the top are covered by black kapton MLIs, while the left side is painted white for cooling. The cross-sectional view and an incoming electron trajectory are shown in bBack to article page