Gamma and Neutron Radiography

This lecture covers the historical development and industrial applications of radiography and computerized tomography with X-rays, gammas, and neutrons. It explains the sources and detectors used in gamma radiography, as well as the applications in inspecting welds, metal castings, and machine components. The lecture also delves into the basic properties of neutrons, their interactions with matter, and the principles of neutron radiography and neutron computerized tomography. Additionally, it discusses the distinctive properties of neutrons, such as their deep penetration and ability to provide contrast for light atoms. Various applications of neutron imaging in fields like civil engineering, archaeology, automobile industry, and energy storage are explored.