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Synthesis and Properties of Silver Magic-Number Clusters
Table of Contents
Abstract
Acknowledgements
Table of Contents
List of Tables
List of Figures
List of Abbreviations
1 Introduction
1.1 Magic-number clusters
1.2 Electronic structure theory
1.3 Geometric structure theory
1.4 Why silver?
1.5 Outline
2 Synthesis and characterization of magic-number silver clusters
2.1 Introduction
2.1.1 Review of silver cluster syntheses
2.1.2 Polyacrylamide gel electrophoresis
2.2 Experimental section
2.2.1 Chemicals
2.2.2 Synthesis of silver glutathione clusters
2.2.3 Synthesis of silver captopril clusters
2.2.4 Synthesis of silver cysteine clusters
2.2.5 Polyacrylamide gel electrophoresis separation of clusters
2.2.5.1 Gel casting process
2.2.5.2 Separation and extraction of clusters
2.3 Results and discussion
2.4 Conclusion
3 Optical properties of silver clusters as function of size
3.1 Introduction
3.1.1 Size effect on absorption
3.1.2 Ligand effect on absorption
3.1.3 Spectral evolution
3.2 Experimental section
3.2.1 UV-vis absorption spectroscopy
3.2.2 Scanning electron microscope imaging of particles
3.2.3 Matrix assisted laser desorption ionization–mass spectrometry analysis
3.3 Results and discussion
3.4 Conclusions
4 Stability of Ag:glutathione clusters beyond the electronic shell closing model
4.1 Introduction
4.2 Experimental section
4.2.1 Chemicals
4.2.2 Synthesis of Ag:glutathione in water
4.2.3 Polyacrylamide gel electrophoresis
4.2.4 Energy dispersive X-ray spectroscopy
4.2.5 UV-vis absorption spectroscopy
4.2.6 Electro spray ionization-mass spectrometry samples
4.3 Results and discussion
4.4 Conclusions
5 Synthesis and characterization of ultra stable silver nanoparticles
5.1 Introduction
5.2 Experimental section
5.2.1 Chemicals
5.2.2 Synthesis of Ag and Au clusters
5.2.3 UV-vis absorption spectroscopy
5.2.4 Electrospray-ionization mass spectrometry
5.2.5 Elemental analysis
5.2.6 Polyacrylamide gel electrophoresis
5.2.7 Polyacrylamide gel electrophoresis identification of M4Ag44(p-MBA)30 product
5.2.8 Comparison of gold-thiolate and silver-thiolate cluster nobility
5.2.9 Crystallization of Ag clusters
5.2.10 Single-crystal X-ray diffraction and analysis
5.2.11 Calculation of the projected density of states
5.3 Results and discussion
5.4 Conclusions
6 Conclusions
References
Appendix-A
Scanning transmission electron microscopy, matrix assisted laser desorption ionization and polyacrylamide gel electrophoresis analysis of Ag:glutathione clusters
Appendix-B
Crystallographic information of M4Ag44(p-MBA)30 clusters Bài viết liên quan
