Los Alamos National Labs with logo 2021

How to spot a nuke

Neutrons set loose by a high-power laser can identify illicit nuclear materials inside closed containers.
November 25, 2013
How to spot a nuke

Could you identify dangerous nuclear materials inside this box if it weren’t labeled? We can.

Laser-driven blast of neutrons reveals concealed nuclear bomb materials

Los Alamos scientists recently demonstrated a new laser-based technique for producing a burst of neutrons capable of revealing the presence of illicit nuclear materials, such as plutonium. “No one knew it could actually be done,” said Andrea Favalli, one of the team leaders, “until we worked out the details, fabricated the parts, and performed the test.” The system is fast, reliable, and portable enough to be used for screening at U.S. ports, border checkpoints, and other sensitive areas.

Read the complete article (pdf).

View the full issue (pdf).