A research team led by Pratt Institute researcher Eleonora Del Federico has used a novel imaging technique, called high-resolution portable Macro-XRF scanning, to study a highly degraded portrait of an ancient Roman woman, still on site in its original setting — at the ‘House of the Mosaic Atrium’ in the ancient city of Herculaneum, Italy. An iron element map (right) made with new X-ray technology reveals the underlying craftsmanship hidden...
