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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Open aperture Z-scan normalized transmittance curves using 6 ns laser pulses at 1064 nm for GO, TiO2, TBT samples, and P25 samples (a), GO and TBT series samples (b), GO and P25 series samples (c).