Van Gogh paintings ‘degraded by UV- driven reaction The Van Gogh paintings examined include Banks of the Seine Scientists have identified why the bright yellows in some of Vincent van Gogh’s paintings have turned brown. A complex chemical reaction is … Continua a leggere
ShareNondestructive Identification of Natural and Synthetic Organic Colorants in Works of Art by Surface Enhanced Raman Scattering Abstract We present a new method based on surface-enhanced Raman scattering (SERS) for the nondestructive identification of organic colorants in objects whose value … Continua a leggere
Share