Figure 7.
Optical absorption spectra of silver nanoparticles. Optical absorption of samples when irradiated at (a) 1.0 kGy, (b) 2.0 kGy, (c) 4.5 kGy, (d) 12.0 kGy, (e) 18.0 kGy and (f) 24 kGy [31].
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