Nanoscience. Volume 6

Cover --
Preface --
Author biographies --
Contents --
Metal-organic precursors for ternary and quaternary metal chalcogenide nanoparticles and thin films --
1 Introduction --
2 Chalcogenide based precursors for nanostructured materials --
3 Ternary metal chalcogenides --
3.1 Ternary metal chalcogenide nanomaterials --
3.2 Ternary metal chalcogenide thin films --
3.3 Alloys and solid solutions --
4 Quaternary metal chalcogenides --
5 Conclusion --
Acknowledgments --
References --
Fundamentals of metal halide perovskite nanomaterials: synthetic protocols, properties and their smart applications 1 Introduction --
metal halide perovskites --
1.1 Chemical structure of MHPs --
1.2 Classification of MHPs --
1.2.1 ABX3-type --
1.2.2 A2BX4-type --
1.2.3 A2(ABX3)n-1BX4-type --
2 MHP nanomaterials --
2.1 Synthesis of MHP nanomaterials --
2.2 MHP nanomaterial formation mechanism --
2.2.1 Nucleation step --
2.2.2 Growth step --
2.2.3 Ligand interactions with MHP NCs --
2.3 Synthetic methods --
2.3.1 LT re-precipitation (injection) method --
2.3.2 Hot injection method --
2.3.2.1 Critical factors in hot injection methods --
2.3.2.1.1 Temperature --
2.3.2.1.2 Precursors --
2.3.2.1.3 Ligands 2.3.2.1.4 Solvents --
2.3.2.2 Synthesis of MHP composition by HI method --
2.3.3 Non-injection methods --
2.3.3.1 Microwave assisted synthesis --
2.3.3.2 Solvothermal synthesis --
2.3.3.3 Ultrasonication assisted synthesis --
2.4 Size and shape control in MHP NCs --
3 Properties of MHPs --
4 Applications --
4.1 Light emitting diodes (LEDs) --
4.2 Lasers --
4.3 Photodetectors --
4.4 Photovoltaic devices --
5 Conclusion --
Abbreviations --
References --
Nanoparticles and nanocomposites for new permanent magnets --
1 Introduction --
1.1 Permanent magnets --
1.2 Rare earths 1.3 Performance of permanent magnets --
2 Nanoscaling permanent magnets --
2.1 Rare-earth-based materials --
2.1.1 Sm-Co alloy --
2.1.2 Nd-Fe-B alloy --
2.1.3 Other rare-earth alloys --
2.2 Rare-earth-free materials --
2.2.1 Ferrite-based --
2.2.2 Mn-based --
2.2.3 Co-based --
2.2.4 Fe-based --
3 Multicomponent magnetic nanocomposites --
3.1 Exchange-coupled nanocomposites --
3.2 Sm-Co hard phase nanocomposites --
3.3 Nd-Fe hard phase nanocomposites --
3.4 Mn-Bi hard phase nanocomposites --
3.5 Fe-Pt hard phase nanocomposites --
3.6 Ferrite hard phase nanocomposites --
3.7 Other hard phases 4 Conclusions and outlook --
References --
2-Dimensional magnetic materials for spintronics technology --
1 Introduction --
2 Ferromagnetism in 2D materials --
2.1 Experimental observations --
2.2 Computational studies --
3 Anti-ferromagnetism in 2D multi-layers --
3.1 Experimental Evidences --
3.2 Computational analysis --
4 Ferri-magnetism in nanosheets --
5 Conclusion --
References --
Broadening the horizon for supercapacitor research via 2D material systems --
1 Introduction --
2 Methods to synthesize 2D materials --
2.1 Top-down approach --
2.1.1 Mechanical exfoliation