Fig. 11: SEM-BSE image and corresponding ToF-SIMS maps of the Dobkowice sample. | npj Materials Degradation

Fig. 11: SEM-BSE image and corresponding ToF-SIMS maps of the Dobkowice sample.

From: Alteration of archeological and natural analogs for radioactive waste glass under different environmental conditions

Fig. 11

The chemical maps show that the principal alteration layer (SL#1) is enriched in H, Si, Ca, and just slightly in Mg, whereas Na and K are depleted. Arrows demarcate the SL#1-bulk glass interface. The thin outer rim (SL#2) is enriched in Al and K. The prominent crack is an artefact.

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