Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Geometric parameters for sensor array layouts.
| Average sensor standoff from scalp surface (mm) Adult/Child | Total number of sensor Adult/Child | Sensor spacing (center-to-center) | |
|---|---|---|---|
| Elekta Neuromag Helmet | 28.9/40.2 | 102/102 | 34 mm |
| High-T c MEG helmet | 9.6/21.2 | 631/631 | 12 mm |
| Single-channel on-scalp MEG | 1/1 | 214/161 | 20 mm |
| 7-channel on-scalp MEG | 1.9/1.8 | 210/175 | 12 mm* |
*Sensor spacing within a single cryostat. Inter-cryostat spacing was 54 mm.
