May 16, 2013
Check out this article about using terahertz to find an artists signiture in a 1771 painting:
http://www.technologyreview.com/view/514976/terahertz-image-reveals-goya…
Check out this article about using terahertz to find an artists signiture in a 1771 painting:
http://www.technologyreview.com/view/514976/terahertz-image-reveals-goya…