Fig. 3

Elemental distribution maps acquired by MA-XRF on the portrait of Antoine-Laurent and Marie-Anne Pierrette Paulze Lavoisier. Pb (A); Hg (B); Fe (C); and Ca (D) distribution maps
Elemental distribution maps acquired by MA-XRF on the portrait of Antoine-Laurent and Marie-Anne Pierrette Paulze Lavoisier. Pb (A); Hg (B); Fe (C); and Ca (D) distribution maps