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Figure 6: FL emission spectra of nanowires with (a) 0 g·L−1, (b) 0.050 g·L−1, (c) 0.10 g·L−1, (d) 0.50 g·L−1, (e) 1.0 g·L−1, and (f) 6.0 g·L−1 EDTA.