[time-nuts] Mini Magnetic Sensor May Have Biomedical, Security Applications
brooke at pacific.net
Sat Nov 10 14:23:30 EST 2007
NIST has come up with a new magnetic sensor that's in the 3 to 40 fT range.
It's based on a Rb cell's sensivity to magnetic fields. It's based on the work
done for the Chip-Scale Atomic Clock. See:
http://patapsco.nist.gov/ImageGallery/details.cfm?imageid=45 <- image of sensor
http://www.nist.gov/public_affairs/releases/CSMagnetometer.htm <- pressrelease
Is this something that could be done using the Rb cell from a frequency standard?
http://www.prc68.com/I/WebCam2.shtml 24/7 Sky-Weather-Astronomy Cam
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