A portable and non-invasive technique to study and characterise pigments in ancient architecture has been developed by scientists in Spain.
The Palace of the Lions in the Alhambra, Spain, was built and decorated during the Nasrid period in the 13–15th centuries, the last of the Moorish dynasties in Spain. After being taken over and adapted during the first period of Christian domination in the 16th century, it was neglected for centuries before restoration began in the 19th century.
Vertical section of one vault in the Hall of the Kings and the microspectrometer set up in a vault
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In situ noninvasive Raman microspectroscopic investigation of polychrome plasterworks in the Alhambra
Ana Dominguez-Vidal, Maria Jose de la Torre-Lopez, Ramon Rubio-Domene and Maria Jose Ayora-Cañada
Analyst, 2012, Advance Article
DOI: 10.1039/C2AN36027F
