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February 15, 2011

BBC reports Scientists Used Analytical Tools to Study Color Changes Over Time

BBC reports the findings of a study of the deterioration of the color yellow to brown in some of Vincent van Gogh's paintings:
"The researchers found that a change in the oxidation state of the element chromium (from chromium 6 to chromium 3) was linked to the darkening of chrome yellow paint."
For more information, read the complete article ("Van Gogh paintings 'degraded by UV-driven reaction'") on the BBC here.

Photo from the BBC website: Van Gogh's "Banks of the Seine", Oil on canvas, Paris, 1887, Van Gogh Museum, Amsterdam, The Netherlands