Study: Yes, tapping on frescoes can reveal defects
Acousticians put a traditional “knock” test for delaminated areas to the test.
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Read more: Study: Yes, tapping on frescoes can reveal defects
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art conservation, chemistry, Physics, pigments, rembrandt, Science, Tech Industry, Tech News, The Night WatchArsenic and old paint: Analyzing pigments in Rembrandt’s The Night Watch
Read more: Arsenic and old paint: Analyzing pigments in Rembrandt’s The Night WatchUse of arsenic sulfides for yellow, orange/red hues adds to artist’s known pigment palette.
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Art, art conservation, Dutch Golden Age, Dutch masters, operation night watch, Physics, rembrandt, Science, Tech Industry, Tech News, The Night Watch, X-Ray imagingX-ray imaging of The Night Watch reveals previously unknown lead layer
Read more: X-ray imaging of The Night Watch reveals previously unknown lead layerRembrandt may have used lead-rich oil to prep his canvas and protect it from humidity.
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art conservation, chemical analysis, chemistry, infrared spectroscopy, Leonardo da Vinci, mona lisa, pigments, Science, Tech Industry, Tech News, x-ray diffraction
Leonardo da Vinci used toxic pigments when he painted the Mona Lisa
Read more: Leonardo da Vinci used toxic pigments when he painted the Mona LisaPlumbonacrite has previously been found in later works by Rembrandt.
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ancient egypt, Art, art conservation, chemistry, Science, Tech Industry, Tech News, Theban Necropolis, x-ray fluorescence, XRF mapping
X-rays reveal hidden “first drafts” of ancient Egyptian paintings at Theban Necropolis
Read more: X-rays reveal hidden “first drafts” of ancient Egyptian paintings at Theban NecropolisFinds include hidden third “ghost hand,” alterations to a crown in Ramesses II portrait
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Art, art conservation, beer, Culture, Danish Golden Age, heritage science, mass spectrometry, Physics, proteomics, Science, Tech Industry, Tech News
Beer byproducts were popular canvas primers for Danish Golden Age artists
Read more: Beer byproducts were popular canvas primers for Danish Golden Age artists“In 19th century Denmark, beer brewing was a paramount part of the culture and economy.”
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art conservation, Codex Atlanticus, Gaming & Culture, History, Leonardo da Vinci, Science, Tech Industry, Tech News
Here’s what caused black stains on Leonardo da Vinci’s Codex Atlanticus
Read more: Here’s what caused black stains on Leonardo da Vinci’s Codex AtlanticusThe culprit: nanoparticles of metacinnabar, a mercury sulphide black crystalline phase.
