Binding Quantum Dots to Silk Biomaterials for Optical Sensing

Figure 2

Binding of MPA-QDs and MEA-QDs to silk. (a) MPA-QDs-loaded silk films after various treatments were washed with water. (b) MEA-QDs-loaded silk films after various treatments were washed with water. (c) Photoluminescence spectra of the solutions collected from washing MPA-QDs-loaded silk films. (d) Photoluminescence spectra of five washing solutions from the methanol-treated MPA-QDs-loaded silk films.

(a)

(b)

(c)

(d)