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Fig. 9 | Nanoscale Research Letters

Fig. 9

From: Natural Dissociation Ratio of Carboxyl Group Controlled Highly Dispersed Silver Nanoparticles on PSA Microspheres and Their Catalytic Performance

Fig. 9

a UV-vis spectra of 0.12 mM 4-NP with 36 mM NaBH4 in the presence of nAg@PSA4 nanocomposites (containing 0.0041 mg Ag). b UV-vis spectra of 0.12 mM 4-NP with 36 mM NaBH4 in the presence of nAg@PSA4 nanocomposites (containing 0.0054 mg Ag). c UV-vis spectra of 0.12 mM 4-NP with 36 mM NaBH4 in the presence of nAg@PSA4 nanocomposites (containing 0.0068 mg Ag). d The plot of ln(At/A0) against the reaction time in the presence of nAg@PSA4 as a catalyst

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