Fig. 1
MgSiO3 crystals before irradiation prepared by quenching or melting. a) FESEM image showing the agglomerated grains surface; b) HRTEM image showing the stacking of agglomerated grains (100 nm scale); c) HRTEM image showing crystalline grains in an amorphous matrix (10 nm scale); d) HRTEM image showing a single crystalline grain (5 nm scale).
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