This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
New NIST MiniSensor May Have Biomedical and Security Applications . In NIST's new minimagnetometer light from laser small gray cylinder at left passes through small container green cube containing atoms in gas The cell and any sample being tested are placed inside magnetic shield large grey cylinder When no sample is present as in