| ABSTRACT | 第5-7页 |
| Chapter 1 Introduction | 第11-36页 |
| 1.1 Metal based nanocatalysts | 第11-15页 |
| 1.1.1 Zero valent iron nanocatalysts | 第11-13页 |
| 1.1.2 Iron based bimetallic nanoparticles | 第13-15页 |
| 1.1.4 Silver oxide nanocatalysts | 第15页 |
| 1.2 Support systems for metal nanoparticles | 第15-21页 |
| 1.2.1 Carbon based material support | 第15-17页 |
| 1.2.3 Polymeric support | 第17-21页 |
| 1.3 Graphene | 第21-27页 |
| 1.3.1 Synthesis of Graphene | 第21-25页 |
| 1.3.2 Properties of graphene | 第25-26页 |
| 1.3.3 Characterization of graphene | 第26页 |
| 1.3.4 Graphene based nanocomposite | 第26-27页 |
| 1.4 Spherical polyelectrolyte brushes | 第27-31页 |
| 1.5 Application of metallic nanocatalysts in water contaminants removal | 第31-34页 |
| 1.5.1 Chlorinated compounds removal | 第31-33页 |
| 1.5.2 Antibacterial activity | 第33-34页 |
| 1.6 Aim of this research | 第34-36页 |
| Chapter 2 Synthesis of Zero Valent Iron Nanoparticles on the ReducedGraphene Oxide and Catalytic Degradation of Trichioroethylene | 第36-54页 |
| 2.1 Introduction | 第36-38页 |
| 2.2 Experimental | 第38-40页 |
| 2.2.1 Materials | 第38页 |
| 2.2.2 Synthesis of graphene oxide | 第38-39页 |
| 2.2.3 Synthesis of nZVI-rGO nanocomposite | 第39页 |
| 2.2.4 Characterization | 第39页 |
| 2.2.5 Catalytic studies | 第39-40页 |
| 2.3 Results and discussion | 第40-53页 |
| 2.3.1 Characterization of nZVI-rGO nanocomposite | 第40-42页 |
| 2.3.2 Catalytic performance of nZVI-rG0 activated PS system | 第42-53页 |
| 2.4 Chapter conclusion | 第53-54页 |
| Chapter 3 Mechanism Study of Degradation of TCE using nZVI-rG | 第54-69页 |
| 3.1 Introduction | 第54-55页 |
| 3.2 Experimental | 第55-57页 |
| 3.2.1 Materials | 第55页 |
| 3.2.2 Catalysis | 第55-56页 |
| 3.2.3 Selection of chemical probes and scavengers | 第56页 |
| 3.2.4 Analytical methods | 第56-57页 |
| 3.3 Results and discussion | 第57-68页 |
| 3.3.1 Generation and intensity of reactive oxygen species in nZVI-rGO/PS system | 第57-60页 |
| 3.3.2 Effect of pH on the generation and intensity of ROS | 第60-63页 |
| 3.3.3 Effect of anions on the generation of ROS | 第63-68页 |
| 3.4 Chapter conclusion | 第68-69页 |
| Chapter 4 Fe-Ag Bimetallic Nanoparticles Anchored on the Graphene:Synthesis,Characterization,and Antibacterial Activity | 第69-87页 |
| 4.1 Introduction | 第69-70页 |
| 4.2 Experimental | 第70-72页 |
| 4.2.1 Materials | 第70页 |
| 4.2.2 Synthesis of graphene based Fe-Ag bimetallic | 第70-71页 |
| 4.2.3 Characterization | 第71页 |
| 4.2.4 Antibacterial activity | 第71页 |
| 4.2.5 Mechanism study for the antibacterial activity | 第71-72页 |
| 4.3 Results and discussion | 第72-85页 |
| 4.3.1 Characterization of graphene based Fe-Ag nanocomposite | 第72-74页 |
| 4.3.2 Antibacterial activity of Graphene-Fe-Ag nanocomposite | 第74-79页 |
| 4.3.3 Antibacterial mechanism | 第79-85页 |
| 4.4 Chapter Conclusion | 第85-87页 |
| Chapter 5 Fe-Cu Bimetallic Nanoparticles Immobilized on ReducedGraphene Oxide and their Enhanced Bactericidal Effect towards E.coliand Removal of 1,1,1-Trichloroethane | 第87-97页 |
| 5.1 Introduction | 第87-88页 |
| 5.2 Experimental | 第88-90页 |
| 5.2.1 Materials | 第88-89页 |
| 5.2.2 Synthesis of reduced graphene oxide supported FeCu nanocomposite | 第89页 |
| 5.2.3 Characterization | 第89页 |
| 5.2.4 Antibacterial activity | 第89页 |
| 5.2.5 Removal of chlorinated compound | 第89-90页 |
| 5.3 Results and discussion | 第90-95页 |
| 5.3.1 Fe-Cu nanoparticles decorated on the rGO | 第90-91页 |
| 5.3.2 Antibacterial activity | 第91-94页 |
| 5.3.3 Dechlorination of Chlorinated compound | 第94-95页 |
| 5.4 Chapter conclusion | 第95-97页 |
| Chapter 6 Synthesis of Ag_2O Nano-catalyst in the Spherical PolyelectrolyteBrushes and its Application in Visible photo driven Degradation of Dye | 第97-108页 |
| 6.1 Introduction | 第97-99页 |
| 6.2 Experimental | 第99-100页 |
| 6.2.1 Materials | 第99页 |
| 6.2.2 Synthesis of Synthesis of spherical polyelectrolyte brushes | 第99页 |
| 6.2.3 Synthesis of Ag_2O nano-particles in SPB | 第99-100页 |
| 6.2.4 Characterization | 第100页 |
| 6.2.5 Photocatalytic Activity of Ag_2O and SPB Composite Particles | 第100页 |
| 6.3 Results and discussion | 第100-107页 |
| 6.3.1 Synthesis of Ag_2O on the SPB | 第100-105页 |
| 6.3.2 Photocatalytic activity of Ag_2O/SPB composite | 第105-107页 |
| 6.4 Chapter Conclusion | 第107-108页 |
| SUMMARY | 第108-110页 |
| REFRENCES | 第110-136页 |
| ACKNOWLEDGEMENTS | 第136-137页 |
| PUBLICATIONS | 第137-138页 |
