![ORNL’s Ralph Dinwiddie uses infrared cameras to create heat maps of working materials that reveal their thermal properties and subsurface structure. This 1998 image of an aging aircraft’s engine cowling revealed severe subsurface corrosion. ORNL’s Ralph Dinwiddie uses infrared cameras to create heat maps of working materials that reveal their thermal properties and subsurface structure. This 1998 image of an aging aircraft’s engine cowling revealed severe subsurface corrosion.](/sites/default/files/styles/list_page_thumbnail/public/news/images/Aging%20Aircraft%20Corrosion.jpg?itok=Q309rBrd)
Scientists at the Department of Energy’s Oak Ridge National Laboratory are pioneering the use of infrared cameras to image additive manufacturing processes in hopes of better understanding how processing conditions affect the strength, residual stresses an