Integral Approaches to Tribo-Testing in Mechanical Engineering

Contents: Preface. About the author. I. Tribology: 1. Tribology, its significance and multifold applications. II. Lubricants: 2. Latest Tribology testing of lubricating oils and effect of nano-additives on oils. 3. Diagnosis of deterioration of Lithium greases used in rolling-element bearings by X-Ray Diffractrometry. 4. Acceptance criterion for turbine oils. 5. A combinatorial approach to elucidating tribochemical mechanisms. III. Bearing under electric current: 6. A state of the art review of bearings and lubricants in electrical environment. 7. Causes of Shaft Voltages in rotating machines. 8. Magnetic flux density distribution on track surfaces of rolling-element bearings. 9. Unusual causes of rolling-element bearings failure. 10. Localized electrical current in rolling-element bearings. 11. Rolling-element bearings under the influence of an electric current. IV. Bio-Tribology: 12. Tribometrology of skin. 13. Tribological testing of skin products: gender, age, and ethnicity on the Volar Forearm. 14. Tribometrological studies in bioengineering. 15. An overview of tribological studies on coefficient of friction of human skin. 16. Wear behavior and debris distribution of UHMWPE Against Si3N4 under Bi-Directional sliding. 17. Micro/nano scale mechanical and tribological characterization of Silicon Carbide for Orthopedic applications. 18. The frictional coefficient of Bovine Knee Articular Catilage. V. Tribology in engines: 19. Investigations of Low Friction Ring Pack for gasoline engines. 20. Investigations into characterization and simulation of cylinder linear surface finishes. VI. Films and coatings: 21. Multi-sensor testing of thin and think coatings for Adhesion and delamination. 22. Comprehensive Tribo-mechanical testing of hard coatings. 23. Quantitative nano and micro scale metrology of thin films and coatings. 24. Integrated multi-sensor Tribo-SPM (Scanning Probe Microscope) Testing for nano/macro tribo-metrology. 25. Evaluation of the Bond strength of thermal sprayed coatings. 26. Friction and wear of a rubber coating in fretting. 27. Friction coefficient studies on hold-down systems for space mechanisms. 28. Method of characterizing electrical contact properties of carbon nano-tube coated surfaces. VII. Polymers: 29. Experiments on precision measurements of Viscoelastic properties of industrial polymers. 30. Properties of peek-based nano-composite coatings incorporating inorganic fullerene-like nano-particles. 31. Synthesis of Cr2O3 Based nano-composite coatings with incorporation of inorganic fullerene-like nano-particles. VIII. Indentation, scratch and mapping: 32. Comparison of instrumented and conventional nano and micro indentation and scratch tests. 33. Tribo-mechanical nano-characterization of thin films. 34. Non-destructive high-resolution stiffness mapping of composite engineered surfaces. IX. CMP-Chemico mechanical processing: 35. Post-CMP (Chemical Mechanical Polarisation) Cleaning applications: challenges and opportunities. 36. Bench top dual mode eCMP Polisher with mutli sensing metrology. X. Cosmetics: 37. Comprehensive nano-mechanical and tribological characterization of hair. Index.

"This book brings out the solutions to various complex technical problems of mechanical, tribology and engineering sciences concerning hard and soft coatings, adhesion, scratch, wear, tribological studies in bioengineering, cylinder liners, gasoline engines, micro/nano studies in lubricants and additives including effect of electric current and influence of magnetic flux density on bearing surfaces. It also studies diagnosis and investigations of such cases those are closely associated with the significance of tribology in multifold applications.
 
It is useful for engineers and technologists of heavy industry, students, research engineers/scientists, academicians and others who grapple with the complex problems of testing engineering components and tribology for multifaceted research for further developments.

Salient Features:

• Different investigations, their analysis and solutions detailed are unique in nature.
• Comprehensive tribo-mechanical testing of hard coatings, multi-sensing advance testing of thin and thick coatings, bond strength, scratch, indentation, wear and adhesion testing, mapping of thin overcoats for nano/micro tribo-metrology.
• Premature failure of bearings due to various unforeseen causes.
• Methods of characteristics, evaluation of electrical contact properties of carbon nanotube coated surfaces.
• Details of theoretical and experimental analysis of magnetic flux density distribution as a diagnostic tool for critical failures of bearings.
• Friction and wear characteristics of rubber coating in fretting and experimental measurements of visco-elastic properties of polymers.
• Characterization and simulation of cylinder linear surface finishes and study of low friction ring pack for gasoline engines.
• Life estimation of turbine oils, besides a non-conventional integral approach for testing of lubricating oils and effect of nano additives on lubricants.
• Tribological studies in bioengineering including tribo-metrology of skin, micro/nano scale characterization of orthopedic applications and friction studies in Bovine Knee Articular Cartilage."