| 摘要 | 第1-6页 |
| Abstract | 第6-8页 |
| Resume | 第8-13页 |
| Chapter 1:General Introduction | 第13-23页 |
| ·Electrochemical sensors | 第14-17页 |
| ·Multi-walled carbon nanotubes (MWCNTs) | 第14-15页 |
| ·MWCNTs modified screen-printed electrode (SPE) | 第15-17页 |
| ·Raman spectroscopy | 第17-22页 |
| ·Localized surface Plasmon resonance (LSPR) and choice of Ag nanoparticles in SERS | 第18-20页 |
| ·Chemical contribution in SERS enhancement | 第20-21页 |
| ·Choice of wavelength in SERS | 第21页 |
| ·SERS substrates | 第21-22页 |
| ·Aims and Objectives of the Study | 第22-23页 |
| Chapter 2:Simultaneous determination of nitrophenol isomers based on MWCNTs/SPE | 第23-39页 |
| ·Introduction | 第23-24页 |
| ·Materials and Methods | 第24-26页 |
| ·Rea(?)ents | 第24页 |
| ·Apparatus and fabrication of MWCNTs/SPE | 第24-26页 |
| ·Results and Discussion | 第26-37页 |
| ·MWCNTs amount required for SPE modification | 第26页 |
| ·Voltammetric behaviors of the nitrophenol isomers at MWCNTs/SPE | 第26-28页 |
| ·Influence of scan rate | 第28-30页 |
| ·Influence of pH | 第30-34页 |
| ·Interferences | 第34页 |
| ·Simultaneous determination of nitrophenol isomers | 第34-36页 |
| ·Applications in real water samples | 第36-37页 |
| ·Conclusions | 第37-39页 |
| Chaper 3:Cu@Ag/β-AgVO_3 as SERS substrate for the detection of carbamate pesticides | 第39-55页 |
| ·Introduction | 第39-40页 |
| ·Materials and Methods | 第40-41页 |
| ·Reagents and Apparatus | 第40页 |
| ·Synthesis of Ag/β-AgVO_3 nanobelts and preparation of Cu@Ag/β-AgVO_3 substrate | 第40-41页 |
| ·Preparation of AgNPs and TLC-SERS | 第41页 |
| ·Results and discussion | 第41-54页 |
| ·Characterization of synthesized product | 第41-44页 |
| ·Cu foil immersion time required for Cu@Ag/β-AgVO_3 fabrication | 第44-45页 |
| ·The carbamate pesticides SERS behavior on different substrates | 第45-46页 |
| ·Estimation of Cu@Ag/β-AgVO_3 enhancement and band assignment | 第46-49页 |
| ·pH effect on the pesticides SERS activity | 第49-50页 |
| ·Effect of ionic and organic compounds | 第50-51页 |
| ·Repeatability and stability of Cu@Ag/β-AgVO_3 | 第51-52页 |
| ·Quantitative analysis of the carbamate pesticides detection | 第52-54页 |
| ·Applications in real water samples | 第54页 |
| ·Conclusions | 第54-55页 |
| Chapter 4:Low Temperature Synthesis of Silver Molybdenum Oxides | 第55-67页 |
| ·Introduction | 第55页 |
| ·Materials and Methods | 第55-57页 |
| ·Reagents and apparatus | 第55-56页 |
| ·Synthesis of Ag_xMo_yO_z | 第56页 |
| ·Synthesis of silver nanoparticles and preparation of Ag/Ag_2MoO_4 | 第56-57页 |
| ·Characterization | 第57页 |
| ·Results and discussion | 第57-66页 |
| ·Synthesis of Ag_xMo_yO_z using glucose as the catalyst | 第57-64页 |
| ·Required temperature and time of hydrothermal treatment | 第57-58页 |
| ·Amount of glucose (Glc) and silver nitrate required | 第58-59页 |
| ·Synthesis of Ag_xMo_yO_z and effect of reaction media pH | 第59-64页 |
| ·Synthesis of Ag/α-MoO_3 using cysteamine as catalyst | 第64-65页 |
| ·Conversion of Ag_xMo_xO4x-1 (Ag/α-MoO_3, Ag/β-MoO_3, Ag/h-MoO_3 and Ag_2MoO_7) phases to Ag/Ag_2MoO_4 | 第65-66页 |
| ·Conclusion | 第66-67页 |
| Chapter 5:Fabrication and Application of Si@Ag/Ag_2MoO_4 sensor as SERS substrate | 第67-79页 |
| ·Introduction | 第67页 |
| ·Materials and Methods | 第67-68页 |
| ·Reagents and apparatus | 第67-68页 |
| ·Preparation of Ag/Ag_xMo_yO_z coated Si wafer and samples for SERS measurement | 第68页 |
| ·Characterization | 第68页 |
| ·Results and Discussion | 第68-77页 |
| ·Amount of Ag/Ag_2MoO_4 required for Si@Ag/Ag_2MoO4 fabrication | 第68-69页 |
| ·Comparison of SERS activity of Si@Ag/Ag_2MoO_4 fabricated using different Ag_xMo_yO_z | 第69-71页 |
| ·Repeatability and stability of Si@Ag/Ag_xMo_yO_z | 第71-72页 |
| ·Ability of retention of Si@Ag_2MoO_4 | 第72-73页 |
| ·Quantification of Si@Ag/Ag_4MoO_4 | 第73-74页 |
| ·Determination of target molecules in complex analyte mixtures | 第74-77页 |
| ·Conclusion | 第77-79页 |
| Chapter 6:Summary and Conclusions | 第79-81页 |
| References | 第81-97页 |
| List of publications | 第97-99页 |
| Acknowledgement | 第99页 |
