1980/04/04 by John P. Wikswo, John Paul Barach, John A. Freeman · 3 citations
Physics and Astronomy · Neuroscience · #Mechanical and Optical Resonators #Neural dynamics and brain function #Neurobiology and Insect Physiology Research
paper · doi:10.1126/science.7361105
openalex publication_date 1980/04/04 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/23
The magnetic field of the action potential from an isolated frog sciatic nerve was measured by a SQUID magnetometer with a novel room-temperature pickup coil. The 1.2 x 10(-10) tesla field was measured 1.3 millimeters from the nerve with a signal-to-noise ratio of 40 to 1.