noun
neuro-magnetic field
Technical term used in neuroscience and medical contexts, referring to the magnetic field generated by neural activity in the brain.
脳磁界の測定にはSQUIDセンサーが用いられる。
SQUID sensors are used to measure neuro-magnetic fields.
脳磁図 is the magnetoencephalogram (MEG), the recorded map of the neuro-magnetic field.
Compound of 脳 (brain) and 磁界 (magnetic field). A modern technical term.