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. Author manuscript; available in PMC: 2022 Sep 1.
Published in final edited form as: IEEE J Sel Top Quantum Electron. 2021 Feb 23;27(5):4800109. doi: 10.1109/jstqe.2021.3061462

Fig. 4:

Fig. 4:

(a) Optical transmission configuration for determining optical and photothermal properties of GNS at 1064-nm excitation. (b) Log-scale plot of absorption coefficient of GNS as a function of concentration in nanomolar.