Techno-Science on MSN3 个月
Mercury: a planet near the Sun with such a strange magnetic field
In June 2023, during its flyby of Mercury, the BepiColombo mission collected information about the planet's magnetic field.
Nature8 天
Floatless Pump Control System
The relay employed is the Londex LQA, the mercury switch ... to alter the magnetic conditions in two coils which respectively operate the relays at high- and low-liquid levels.