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Articles

A facile method to prepare noble metal nanoparticles modified Self-Assembly (SAM) electrode

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Pages 1-10 | Received 01 May 2017, Accepted 17 Aug 2017, Published online: 20 Dec 2017

Figures & data

Figure 1. Schematic diagram for the preparation of Au-SHSAM-NP.

Figure 1. Schematic diagram for the preparation of Au-SHSAM-NP.

Figure 2. CV curves of the oxidation and desorption of thiol on Au electrode. (a) The oxidation of thiol on electrode; (b) After thiol being oxidized; (c) The desorption of thiol on electrode; (d) After thiol being desorbed).

Figure 2. CV curves of the oxidation and desorption of thiol on Au electrode. (a) The oxidation of thiol on electrode; (b) After thiol being oxidized; (c) The desorption of thiol on electrode; (d) After thiol being desorbed).

Figure 3. (a) CV of thiol modified Au electrode with different soaking time; (b) STM image of Au(111) electrode before modification; (c) STM image of Au(111) electrode after dithiol modification with soaking time of 12 h; (d) The details of modified electrodes in c).

Figure 3. (a) CV of thiol modified Au electrode with different soaking time; (b) STM image of Au(111) electrode before modification; (c) STM image of Au(111) electrode after dithiol modification with soaking time of 12 h; (d) The details of modified electrodes in Figure 3c).

Figure 4. CV and STM images of the Au NPs, Ag NPs, Pt NPs, Pd NPs after modified on Au electrode (150 × 150 nm2).

Figure 4. CV and STM images of the Au NPs, Ag NPs, Pt NPs, Pd NPs after modified on Au electrode (150 × 150 nm2).

Figure 5. STM images of different immersion time of Au NPs and Pt NPs on Au electrode modified with thiol (150 × 150 nm2).

Figure 5. STM images of different immersion time of Au NPs and Pt NPs on Au electrode modified with thiol (150 × 150 nm2).