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The Art of Resiliency: Patient Stories of Maternal Mental Health Experiences. [PDF]

open access: yesJ Patient Cent Res Rev
Santarossa S   +10 more
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Digitization of myth: The HimmapanVR Project's role in cultural preservation. [PDF]

open access: yesHeliyon
Chernbumroong S   +5 more
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Mezcal: A Review of Chemistry, Processing, and Potential Health Benefits. [PDF]

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Ávila-Reyes SV   +4 more
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Framboidal pyrites in antique books

Nature, 1997
During the Middle Ages and the Renaissance, ink was commonly manufactured by mixing tannin with iron sulphates. The anoxic environment inside ancient books favours the reduction of the sulphate in the ink and allows spherical aggregates (framboids) of submicrometre-sized pyrite crystals (iron sulphide) to be formed.
Jesus Martinez-Frías   +2 more
exaly   +3 more sources

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