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THz Imaging Uncovers Secrets of 17th-Century Masterpiece

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AUTUM C. PYLANT, NEWS EDITOR, [email protected]

There has long been an air of mystery surrounding paintings created prior to the 18th century and how the artists prepared their canvases, applied undercoats and eventually created their masterpieces. Researchers from Georgia Tech-Lorraine, a campus of the Georgia Institute of Technology, in Metz, France, are using 21st-century signal processing via time-domain terahertz (THz) techniques to uncover the secrets of renowned 17th-century artists, paint layer by paint layer. Georgia Tech-Lorraine professor David Citrin is shown with images produced by a terahertz imaging technique....Read full article

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