Figure 6

(a) Raman spectrum in the 1100–1750 cm−1 range of CU25-APTES in ethanol; Raman spectra in the 350–1000 cm−1 range of the CU25-APTES in (b) ethanol and (c) water.

(a) Raman spectrum in the 1100–1750 cm−1 range of CU25-APTES in ethanol; Raman spectra in the 350–1000 cm−1 range of the CU25-APTES in (b) ethanol and (c) water.