John P. Barton
John Penrose Barton (born 1934) is a British and American applied nuclear scientist who helped pioneer Neutron Radiography. Neutron Radiography (aka Neutron Imaging) is a new way of seeing (imaging) things complementary to Radiography with X-Rays. Particularly notable applications are to Aviation safety such as inspection of jet engine turbine blades.Barton chaired or co-chaired the first four World Conferences on Neutron Radiography held in San Diego, 1981; Paris, 1986; Osaka, 1989 and San Francisco, 1992. Provided by Wikipedia