Contents
Chapter 1Introduction
1.1Research Background
1.1.1Development of Nuclear Power and
Utilization of Uranium
1.1.2Generation and Hazards of
UraniumContaining Wastewater
1.1.3Significance of Uranium Enrichment and Separation
1.2Research Progress on Uranium Enrichment and Separation
1.2.1Extraction Method
1.2.2Chemical Precipitation Method
1.2.3Ion Exchange Method
1.2.4Membrane Separation Method
1.2.5Adsorption Method
1.3Carbon Dots
1.3.1Optical Properties of CDs
1.3.2Preparation Method of CDs
1.3.3Application of CDs in Metal Ion Detection
1.3.4Preparation and Application of CDs Composites
1.4Atmospheric Pressure Microplasma Electrode
1.5Significance and Content of the Research
Chapter 2Hydrothermal Preparation of Amino Acid Carbon Dots and
their Fluorescence Response to U(Ⅵ)
2.1Introduction
2.2Experimental Section
2.2.1Experimental Reagents and Apparatus
2.2.2Preparation of Amino Acid CDs With
Hydrothermal Method
2.2.3Fluorescence Quantum Yield Determination of CDs
2.2.4Fluorescence Response of CDs to
U(Ⅵ) and Other Metal Ions
2.2.5Quantification of Functional Groups on CDs
Surface by Potentiometric Titration
2.2.6Interaction of GlyCDs and U(Ⅵ) by
Potentiometric Titration
2.3Results and Discussion
2.3.1Preparation and Characterization
of Amino Acid CDs
2.3.2Investigation of the Fluorescence
Response Performance of CDs to U(Ⅵ)
2.3.3Investigation of the Fluorescence Response
Properties of CDs to Other Metal Ions
2.3.4Fluorescence Quenching Mechanism of
CDs After Binding to U(Ⅵ)
2.3.5The Interaction of CDs With U(Ⅵ)
by Potentiometric Titration
Chapter 3Preparation of EDACDs by Microplasma Method and
Their Fluorescence Response to U(Ⅵ)
3.1Introduction
3.2Experimental Section
3.2.1Experimental Reagents and Apparatus
3.2.2Preparation of EDACDs With Microplasma Method
3.2.3Preparation of HCDs by Hydrothermal Method
3.2.4Application of EDACDs in U(Ⅵ) Detection
3.3Results and Discussion
3.3.1Preparation and Characterization of CDs
3.3.2Study of the Reaction Mechanism
3.3.3Application of EDACDs in U(Ⅵ) Detection
Chapter 4Preparation of PDCDs by Microplasma Method and Their
Fluorescence Response to U(Ⅵ)
4.1Introduction
4.2Experimental Section
4.2.1Experimental Reagents and Apparatus
4.2.2Preparation of PDCDs With Microplasma Anode
4.2.3Dopamine Polymerization Assisted
With Microplasma Cathode
4.2.4Mechanistic Study of Dopamine Polymerization
4.2.5Application of PDCDs in U(Ⅵ) Detection
4.3Results and Discussion
4.3.1Preparation and Characterization of PDCDs
4.3.2Study of The Mechanism of
Dopamine Polymerization
4.3.3Application of PDCDs in U(Ⅵ) Detection
Chapter 5Preparation of CDs/SBANH2 Composites and Their Application
in U(Ⅵ) Adsorption Monitoring
5.1Introduction
5.2Experimental Section
5.2.1Experimental Reagents and Apparatus
5.2.2Preparation of SBANH2
5.2.3Preparation of CDs/SBANH2 Composites
5.2.4U(Ⅵ) Adsorption Experiments
5.2.5Online Monitoring of U(Ⅵ) Adsorption Process
5.3Results and Discussion
5.3.1Characterization of CDs/SBANH2 Composites
5.3.2Adsorption and Fluorescence Response
of Composites to U(Ⅵ)
5.3.3Online Monitoring and Selectivity
Evaluation of Adsorption Processes
5.3.4Desorption Properties of the Composites
Chapter 6Conclusion and Outlooks
6.1Conclusion
6.2Innovativeness
6.3Outlooks
References
Academic Papers and Research Achievements During the Ph.D. Period
Appendix AMicroplasmaAssisted Dopamine Polymerization and Its
Application in Material Surface Modification
Acknowledgements