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And they Decanoyl-L-carnitine supplier accord with C-C C=O. C=O. On the other hand, only
And they accord with C-C C=O. C=O. However, only two peaks canobserved in Figure 4c,4c, and they accord withC-C and C-O of C1s. The C=O peak disappears, and also the intensity from the C-O peak considerably and C-O of C1s. The C=O peak disappears, as well as the intensity with the C-O peak significantly decreases because of the Seclidemstat web formation of rGO. These outcomes are in agreement with all the outcomes of decreases due to the formation of rGO. These outcomes are in agreement with all the results of FT-IR and Raman spectroscopy. Figure 4d shows the Co2p spectrum of rGO/CoPt/Ag, FT-IR and Raman spectroscopy. Figure 4d shows the Co2p spectrum of rGO/CoPt/Ag, and you’ll find four peaks. The peaks in the 77883 and 79200 eV variety accord with Co0 and there are actually 4 peaks. The peaks inside the 77883 and 79200 eV variety accord with Co0 and Co2+ , which confirms the oxidation with the surface on the alloy NPs [44,45]. Figure 4e and Co2+, which confirms the oxidation with the surface from the alloy NPs [44,45]. Figure 4e shows the spectra of Pt4f, as well as the two peaks at 71.six and 74.eight eV correspond to Pt4f and shows the spectra of Pt4f, plus the two peaks at 71.six and 74.eight eV correspond to Pt4f7/2and 7/2 Pt4f5/2 , respectively. Figure 4f shows that the peaks at 367.8 and 373.eight eV within the Ag3d Pt4f5/2, respectively. Figure 4f shows that the peaks at 367.8 and 373.eight eV inside the Ag3d specspectrum accord with Ag3d5/2 and Ag3d3/2 , respectively [46]. trum accord with Ag3d5/2 and Ag3d3/2, respectively [46]. High-angle annular dark-field scanning TEM (HAADF-STEM) and EDS mapping were applied to study the elemental distribution of rGO/CoPt/Ag. The outcomes are shown in Figure 5a : C, Ag, Co, and Pt components are evenly distributed in the sample, proving the formation of rGO/CoPt/Ag. The elemental composition of rGO/CoPt/Ag was analyzed by way of EDX. Figure 5f shows that rGO/CoPt/Ag comprises C, Ag, Co, and Pt components. Supplementary Figure S1 shows the high-resolution TEM image of rGO/CoPt/Ag, and it confirms the presence of CoPt NPs and Ag NPs in rGO/CoPt/Ag. These benefits are in accordance with all the outcomes of XRD, FT-IR, and XPS. The magnetic house of rGO/CoPt/Ag was investigated by way of SQUID. Figure 6 shows that the Ms is about 29.97 emu/g, plus the rGO/CoPt/Ag nanocomposite exhibits a robust magnetic response (inset of Figure six). The magnetic response home with the nanocomposite makes it quickly separable from its mixture by applying an external magnetic field for recycling purposes.Catalysts 2021, 11, 1336 Catalysts 2021, 11, x FOR PEER REVIEW5 of 13 five ofFigure four. (a) Survey XPS spectra of GO and rGO/CoPt/Ag, (b) XPS spectra of C1s of GO, (c) C1s, (d) Figure 4. (a) Survey XPS spectra of GO and rGO/CoPt/Ag, (b) XPS spectra of C1s of GO, (c) C1s, Co2p, (e) Pt4f, and (f) Ag3d of rGO/CoPt/Ag. (d) Co2p, (e) Pt4f, and (f) Ag3d of rGO/CoPt/Ag.2.two. Catalytic Applications of dark-field scanning TEM (HAADF-STEM) and EDS mapping High-angle annular CoPt, rGO/CoPt, and rGO/CoPt/Ag Catalysts have been applied to study the and rGO/CoPt/Ag had been rGO/CoPt/Ag. 4-NP reductionshown The CoPt, rGO/CoPt, elemental distribution of applied to the The results are with in Figure regular Ag, Co, and components are evenly distributed in the sample, proving NaBH4 at 5a : C, temperature.PtThe catalytic performances of CoPt, rGO/CoPt, as well as the formation of rGO/CoPt/Ag. The elemental composition of rGO/CoPt/Ag was analyzed rGO/CoPt/Ag were monitored by way of UV-Vis inside the 25000 nm variety. Even though the 4via EDX. Figure 5f shows that rGO/CoPt/Ag comprises C, ad.

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Author: haoyuan2014