AI Insight
Researchers at the University of Michigan have adapted inference tools originally developed for cosmology to directly identify neutron sources from measured spectra. This new method eliminates the need for proxy measurements when detecting neutron-emitting materials. The technique was published in Physical Review Applied and represents a novel cross-disciplinary application of cosmological data analysis methods to nuclear security.
Why it matters
The method has significant implications for nuclear security, particularly for screening materials at ports and borders to prevent smuggling of radioactive materials. It could also assist first responders in emergency situations by enabling faster and more accurate identification of neutron sources in the field.
Understand the Science
Neutron sources can be directly identified from measured spectra rather than proxies using inference tools adapted from cosmology, according to a University of Michigan Engineering study published in Physical Review Applied. The method can improve nuclear security by helping intercept materials at ports or borders or guide first responders during emergency response.
Source: Detecting neutron sources by borrowing inference tools from cosmology