A drone-mounted quantum sensor system, tested successfully in offshore trials, achieved picotesla precision to track magnetic anomaly and ... widely used in submarine detection – face critical ...

A magnetic observatory is being re-established on South Georgia to provide vital data on the 'South Atlantic Anomaly' as scientists monitor a possible reversal of the earth's magnetic field.

Traditional optically pumped magnetometers (OPMs) – widely used in submarine detection – face critical ... a 99.8 per cent correlation in magnetic anomaly maps, with a root mean square ...