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. 2021 May 7;75:105585. doi: 10.1016/j.ultsonch.2021.105585

Fig 6.

Fig 6

(a) UV–vis absorption spectrum (inset Tauc plot), (b) PL emission spectrum, and (c) Transient absorption vs. time curve of MgTi2O5 nanoparticles at different excitation wavelengths.