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Table 1 Average diameter and its standard deviation of the Au NIs after annealing the Au film with a thickness of 2, 4 and 8 nm at 500 °C for 1 h

From: Locally placed nanoscale gold islands film within a TiO2 photoanode for enhanced plasmon light absorption in dye sensitized solar cells

Initial Au film thickness (nm)

2 nm

4 nm

8 nm

Average diameter

29.01

32.85

74.66

Standard deviation

3.98

2.95

18.11