Trimetallic (Aurod-Pdshell-Ptcluster) Catalyst Used as Amperometric Hydrogen Peroxide Sensor
Abstract
:1. Introduction
2. Experimental Section
2.1. Apparatus and Reagents
2.2. Synthesis of Au Nanorods
2.3. Synthesis of Aurod-Pd Shell Structured Nanoparticles
2.4. Preparation of Au Rod-Pd Shell-Pt Cluster
2.5. Preparation of H2O2 Sensing Electrode
2.6. Preparation of H2O2 Solution
2.7. H2O2 Sensing
3. Results and Discussion
3.1. Characterization
3.2. Cyclic Voltammograms (CVs)
3.3. H2O2 Sensing Response
Applied potential (0.4 V) vs. Ag/AgCl | Linear range (µM) | H2O2 sensitivity (µA/µM×gcat) | R2 |
---|---|---|---|
Aurod-Pdshell-Ptcluster | 0.00125–6.191 | 17,721 | 0.99364 |
Aurod-Ptcluster | 0.005–5.482 | 6612 | 0.99765 |
JM-Pt | 0.005–6.191 | 11,144 | 0.9978 |
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Cheng, S.-I.; Rick, J.; Pan, C.-J.; Chou, H.-L.; Su, W.-N.; Chen, K.-J.; Liu, C.-C.; Yang, Y.-W.; Wang, C.-H.; Hwang, B.-J. Trimetallic (Aurod-Pdshell-Ptcluster) Catalyst Used as Amperometric Hydrogen Peroxide Sensor. Biosensors 2014, 4, 461-471. https://doi.org/10.3390/bios4040461
Cheng S-I, Rick J, Pan C-J, Chou H-L, Su W-N, Chen K-J, Liu C-C, Yang Y-W, Wang C-H, Hwang B-J. Trimetallic (Aurod-Pdshell-Ptcluster) Catalyst Used as Amperometric Hydrogen Peroxide Sensor. Biosensors. 2014; 4(4):461-471. https://doi.org/10.3390/bios4040461
Chicago/Turabian StyleCheng, Shou-I, John Rick, Chun-Jern Pan, Hung-Lung Chou, Wei-Nien Su, Kuan-Jung Chen, Chung-Chiun Liu, Yaw-Wen Yang, Chia-Hsin Wang, and Bing-Joe Hwang. 2014. "Trimetallic (Aurod-Pdshell-Ptcluster) Catalyst Used as Amperometric Hydrogen Peroxide Sensor" Biosensors 4, no. 4: 461-471. https://doi.org/10.3390/bios4040461