Terahertz imaging reveals hidden inscription on early modern funerary cross - Science Daily

Using terahertz imaging and signal processing techniques to look beneath the corroded surface of a 16th-century lead funerary cross, researchers have revealed an inscription of the Lord's Prayer.

In a multidisciplinary project, researchers at the Georgia Institute of Technology and Georgia Tech-Lorraine used terahertz imaging and signal processing techniques to look beneath the corroded surfa… [+5415 chars]

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