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. 2015 Apr 15;10(4):e0123680. doi: 10.1371/journal.pone.0123680

Fig 4. Raman spectrum of thin films formed in Petri dishes by evaporating water solutions after incubation of C60/Ti composites with a low (A), medium (B) and high (C) content of Ti for 24 hours and then for another 48 hours.

Fig 4

No Ag(2) vibration mode (i.e., no presence of C60) was confirmed.