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Heritage Science
Fig. 3 | Heritage Science

Fig. 3

From: Novel characterization techniques for cultural heritage using a TEM orientation imaging in combination with 3D precession diffraction tomography: a case study of green and white ancient Roman glass tesserae

Fig. 3

a FIB cutted thin slice of green tesserae containing several opacifier crystals (crystals 1 and 2 selected for ADT. b reconstructed 3D diffraction volume of Pb2Sb2O7 opacifier obtained by ADT. c Corresponding reciprocal space of the cubic opacifier unit cell along main a* direction and d along 111 direction

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