Anti-Abrasive Nanocoatings

List of figures List of tables About the editor About the contributors Preface Part One 1. Wear, friction and prevention of tribo-surfaces by coatings/nanocoatings 1.1 Introduction 1.2 Friction of materials 1.3 Wear in metals, alloys and composites 1.4 Materials and their selection for wear and friction applications 1.5 Coatings/nanocoatings and surface treatments 1.6 Conclusion Acknowledgements References 2. An investigation into the tribological property of coatings on micro- and nanoscale 2.1 Drivers of studying the origin of tribology behavior 2.2 Contact at nanometer scale 2.3 Atomic friction with zero separation 2.4 Scratching wear at atomic scale 2.5 Conclusion References 3. Stress on anti-abrasive performance of sol-gel derived nanocoatings 3.1 Classical curvature stress for thin films on plate substrates 3.2 Thermal stress of thin films 3.3 Why do drying films crack? 3.4 Cracks by stress come from constraint of shrinkage by the substrate 3.5 Rapid sol-gel fabrication to confront tensile trailing cracks 3.6 Anti-abrasive SiO2 film in application: self-assembling covalently bonded nanocoating 3.7 Abrasive test 3.8 Anti-abrasive performance of sol-gel nanocoatings 3.9 Conclusion Acknowledgments References 4. Self-cleaning glass 4.1 Introduction 4.2 History of glass 4.3 Self-cleaning glass 4.4 Hydrophilic coating 4.5 Anti-reflective coating 4.6 Porous materials 4.7 Photocatalytic activity of TiO2 4.8 Hydrophobic coatings 4.9 Fabrication of self-cleaning glass 4.10 Application of self-cleaning glasses Acknowledgements References 5. Sol-gel nanocomposite hard coatings 5.1 Introduction 5.2 Sol-gel nanocomposite hard coatings 5.3 Mechanical property studies of sol-gel hard coatings on various substrates 5.4 Possible applications of hard coatings 5.5 Summary Acknowledgments References 6. Process considerations for nanostructured coatings 6.1 Overview 6.2 Anti-reflection coatings 6.3 Fluidized bed method 6.4 Electroplating 6.5 Nanografting 6.6 Plasma spray coating 6.7 Nanostructuring in thin films 6.8 Electrochemical deposition 6.9 Anti-corrosion coating 6.10 Infrared transparent electromagnetic shielding 6.11 Underlying science – self-assembly 6.12 Conclusions References Part Two 7. Nanostructured electroless nickel-boron coatings for wear resistance 7.1 Introduction 7.2 Synthesis of electroless nickel-boron coatings 7.3 Morphology and structure of electroless nickel-boron coatings 7.4 Mechanical and wear properties of nanocrystalline electroless nickel-boron coatings 7.5 Corrosion resistance 7.6 Conclusion References 8. Wear resistance of nanocomposite coatings 8.1 Introduction 8.2 Materials and methods 8.3 Results and discussion 8.4 Conclusions Acknowledgments References 9. Machining medical grade titanium alloys using nonabrasive nanolayered cutting tools 9.1 Metallurgical Aspects 9.2 Machining of titanium alloys 9.3 Machining with coated cutting tools: a case study 9.4 Conclusions Acknowledgments References 10. Functional nanostructured coatings via layer-by-layer self-assembly 10.1 Introduction 10.2 LbL process 10.3 LbL-deposited nanostructured coatings with different functions 10.4 Conclusions Acknowledgment References 11. Theoretical study on an influence of fabrication parameters on the quality of smart nanomaterials 11.1 Introduction 11.2 Literature survey on VO2 11.3 Synthesis techniques description 11.4 Conclusion References 12. Formation of dense nanostructured coatings by microarc oxidation method 12.1 Introduction 12.2 Phenomena of MAO-coating formation 12.3 Voltage–current characteristics 12.4 Discussion about growth mechanism of MAO coating 12.5 Model of fractal growth of the dense wear-resistant layer 12.6 Macro- and microstructure of MAO coatings 12.7 Wear-resistant properties 12.8 Conclusion References 13. Current trends in molecular functional monolayers 13.1 Introduction 13.2 Steps for self-assembly 13.3 Mechanism 13.4 Characterization of SAMs 13.5 Use of SAMs for various applications 13.6 Self-assembled monolayers on gold substrates 13.7 Si-C monolayer formation and C-C bonding 13.8 Supramolecular assembly on surface–host-guest interactions and other non-covalent bonding 13.9 Self-assembled monolayers on other surfaces such as titania nanotubes 13.10 Chemical and electrical biosensors 13.11 Quality improvement 13.12 Conclusions References 14. Surface engineered nanostructures on metallic biomedical materials for anti-abrasion 14.1 Introduction 14.2 Surface technologies on metallic biomedical materials for anti-abrasion 14.3 Future prospects References 15. Theoretical modeling of friction and wear processes at atomic level 15.1 Introduction 15.2 MD method 15.3 Quantum chemistry methods 15.4 Basic types of problems 15.5 Lubrication and one-electron transfers 15.6 Conclusion References 16. Mechanical characterization of thin films by depth-sensing indentation 16.1 Introduction 16.2 Hardness 16.3 Young’s modulus 16.4 Conclusion Acknowledgements References Part Three 17. Advanced bulk and thin film materials for harsh environment MEMS applications 17.1 Introduction 17.2 Piezoelectric substrates 17.3 Non-piezoelectric substrates 17.4 Thin piezoelectric films 17.5 Metal electrodes 17.6 Conclusion References 18. Plasma-assisted techniques for growing hard nanostructured coatings: An overview 18.1 Introduction 18.2 Hard nanocoatings: from history to designs and properties 18.3 Main plasma-based techniques for synthesis of hard nanocoatings 18.4 Conclusion Acknowledgments References 19. Thermal spray nanostructured ceramic and metal-matrix composite coatings 19.1 Introduction 19.2 Nanostructured feedstock 19.3 Nanostructured coatings 19.4 Proven applications 19.5 Possible future applications 19.6 Summary Acknowledgements References 20. Thermally sprayed nanostructured coatings for anti-wear and TBC applications: State-of-the-art and future perspectives 20.1 Introduction 20.2 Thermal spraying processes 20.3 Typical nanostructured coatings for technological applications 20.4 Conclusion References 21. Hard thin films: Applications and challenges 21.1 Introduction 21.2 Characterization of thin films 21.3 Challenges 21.4 Summary References Index