Free 1,10-phenanthroline is highly fluorescent and gave a strong emission peak centered at 375 nm upon the excitation at 260 nm (red curve in Fig. 2A) [37].
Free 1,10-phenanthroline is highly fluorescentand gave a strong emission peak centered at 375 nm uponthe excitation at 260 nm (red curve in Fig. 2A) [37].