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Nano Convergence
Fig. 1 | Nano Convergence

Fig. 1

From: Upconverting-photon quenching-mediated perforation influx as an intracellular delivery method using posAuNP@UCNPs nanocomposites for osteoarthritis treatment

Fig. 1

Characterization of UCNP and posAuNP@UCNPs for photoporation. A Schematic diagram of the upconversion mechanism of UCNPs. B Photoluminescence intensity of UCNP at different concentrations. Scale bar, 40 nm. C Size distribution of UCNP, posAuNP, and posAuNP@UCNPs. D Zeta potential of UCNP, posAuNP, and posAuNP@UCNPs. E TEM images of posAuNP and posAuNP@UCNPs. Scale bar, 20 nm

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