Gamma and neutron imaging offer possible improvements over existing techniques such as X-ray or CT, but their safety is not yet fully understood. Using computer simulations, imaging the liver and ...

The nitrogen measurement on the prompt gamma neutron activation system takes 30 minutes to complete. (The nitrogen signal is weaker than some of the other gamma signals measured in the Bodycomp Lab; ...

More than two billion tons of cargo pass through ports and waterways annually in the United States. Many ports rely on gamma-ray scanners, based on radioactive isotopes such as cobalt-60, to screen ...