Download or read book An Investigation of Material Properties and Tribological Performance of Magnetron Sputtered Thin Film Coatings written by Harpal Singh and published by . This book was released on 2016 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: This dissertation is divided into two categories based upon lubrication functionality and its application. The categories are: Dry/Solid film lubrication with thin film coatings and Fluid film lubrication with thin film coatings. Thin film coatings examined in this work were deposited using closed field unbalanced magnetron sputtering and RF-DC coupled magnetron sputtering systems. In Dry/Solid film lubrication, the mechanical, structural and tribological properties of two Molybdenum disulphide (MoS2) based coatings are examined and evaluated. Among the two coatings, one coating is doped with Ti (Ti-MoS2) and the other is a combination of metal, lubricant and oxide (Sb2O3/Au - MoS2). These coatings are known to provide low friction in vacuum environments. The goal of this work was to evaluate friction and wear performance of MoS2 doped coatings in unidirectional and reciprocating sliding contact under different environmental conditions. Sliding contact results showed friction and wear dependence on temperature and humidity. The formation and removal of transfer films and the recrystallization and reorientation of basal layers on the steel counterface was observed as the mechanism for low friction. Structural analysis revealed a relationship between the microstructural properties and tribological performance. It was also observed that the addition of dopants (Ti, Au, Sb2O3) improved the mechanical properties as compared to pure MoS2 coatings. Further, the rolling contact performance of the coatings was measured on a five ball on rod tribometer and a Thrust bearing tribometer under vacuum and air environments. The rolling contact experiments indicated that life of the rolling components depend on the amount of material present between the contacts. Fluid film lubrication with thin film coatings investigates the possibilities to improve the performance and durability of tribological components when oils and thin films are synergistically coupled. In this work, the ability of a Diamond Like Carbon coating to increase the durability of contacting surfaces under boundary lubrication were studied. The performance of highly hydrogenated Diamond Like Carbon (DLC) was evaluated in a mixed sliding and rolling contact. Experimental results show significant improvement in fatigue life of steel specimens after coating with a highly hydrogenated Diamond Like Carbon coating. The improved fatigue life is attributed to the coating microstructure and the mechanical properties.
Download or read book Nanocomposite Thin Films and Coatings written by Sam Zhang and published by Imperial College Press. This book was released on 2007 with total page 628 pages. Available in PDF, EPUB and Kindle. Book excerpt: Materials development has reached a point where it is difficult for a single material to satisfy the needs of sophisticated applications in the modern world. Nanocomposite films and coatings achieve much more than the simple addition of the constitutents OCo the law of summation fails to work in the nano-world. This book encompasses three major parts of the development of nanocomposite films and coatings: the first focuses on processing and properties, the second concentrates on mechanical performance, and the third deals with functional performance, including wide application areas ranging from mechanical cutting to solar energy and from electronics to medicine. Sample Chapter(s). Chapter 1: Magnetron Sputtered Hard and Yet Tough Nanocomposite Coatings With Case Studies: Nanocrystalline Tin Embedded in Amorphous SiNx (187 KB). Contents: Magnetron Sputtered Hard and Yet Tough Nanocomposite Coatings with Case Studies: Nanocrystalline TiN Embedded in Amorphous SiN x (S Zhang et al.); Magnetron Sputtered Hard and Yet Tough Nanocomposite Coatings with Case Studies: Nanocrystalline TiC Embedded in Amorphous Carbon (S Zhang et al.); Properties of Chemical Vapor Deposited Nanocrystalline Diamond and Nanodiamond/Amorphous Carbon Composite Films (S C Tjong); Synthesis, Characterization and Applications of Nanocrystalline Diamond Films (Z-Q Xu & A Kumar); Properties of Hard Nanocomposite Thin Films (J Musil); Nanostructured, Multifunctional Tribological Coatings (J J Moore et al.); Nanocomposite Thin Films for Solar Energy Conversion (Y-B Yin); Application of Silicon Nanocrystal in Non-Volatile Memory Devices (T P Chen); Nanocrystalline Silicon Films for Thin Film Transistor and Optoelectronic Applications (Y-J Choi et al.); Amorphous and Nanocomposite Diamond-Like Carbon Coatings for Biomedical Applications (T I T Okpalugo et al.); Nanocoatings for Orthopaedic and Dental Application (W-Q Yan). Readership: Undergraduates, postgraduates, researchers, scientists, college and university professors, research professionals, technology investors and developers, research enterprises, R&D research laboratories, academic and research libraries."
Download or read book Advanced Strategies in Thin Film Engineering by Magnetron Sputtering written by Alberto Palmero and published by MDPI. This book was released on 2020-12-10 with total page 148 pages. Available in PDF, EPUB and Kindle. Book excerpt: Recent years have witnessed the flourishing of numerous novel strategies based on the magnetron sputtering technique aimed at the advanced engineering of thin films, such as HiPIMS, combined vacuum processes, the implementation of complex precursor gases or the inclusion of particle guns in the reactor, among others. At the forefront of these approaches, investigations focused on nanostructured coatings appear today as one of the priorities in many scientific and technological communities: The science behind them appears in most of the cases as a "terra incognita", fascinating both the fundamentalist, who imagines new concepts, and the experimenter, who is able to create and study new films with as of yet unprecedented performances. These scientific and technological challenges, along with the existence of numerous scientific issues that have yet to be clarified in classical magnetron sputtering depositions (e.g., process control and stability, nanostructuration mechanisms, connection between film morphology and properties or upscaling procedures from the laboratory to industrial scales) have motivated us to edit a specialized volume containing the state-of-the art that put together these innovative fundamental and applied research topics. These include, but are not limited to: • Nanostructure-related properties; • Atomistic processes during film growth; • Process control, process stability, and in situ diagnostics; • Fundamentals and applications of HiPIMS; • Thin film nanostructuration phenomena; • Tribological, anticorrosion, and mechanical properties; • Combined procedures based on the magnetron sputtering technique; • Industrial applications; • Devices.
Download or read book Deposition Characterization and Tribological magnetic Studies of Diamond like Carbon and Magnetic Thin Films written by Geng Wang and published by . This book was released on 1997 with total page 458 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Tribological Evaluation of Magnetron Sputtered Coating for Military Applications written by and published by . This book was released on 1999 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: There is a continuing requirement for high-performance tribological coatings in both commercial and military applications. To maximize system performance, corresponding improvements in wear resistance, high-temperature stability, Corrosion behavior, and bearing durability must be realized. In our ongoing study, a number of different coatings were applied to 52100 bearing steel, 4340 steel, Inconel 718, and Ti-6Al-4V to improve wear characteristics, corrosion resistance, and rolling contact fatigue behavior. This report deals with CrN, TiN, W, and Ta coatings deposited by magnetron sputtering. Data on corrosion, Falex annular wear, ball-on-disk, and rolling contact fatigue are presented.
Download or read book The Third Body Concept Interpretation of Tribological Phenomena written by C.M. Taylor and published by Elsevier. This book was released on 1996-09-11 with total page 779 pages. Available in PDF, EPUB and Kindle. Book excerpt: The central theme of this book, The Third Body Concept: Interpretation of Tribological Phenomena, was chosen to honour the work of Professor Maurice Godet. The aim of this and previous conferences in the series is to select a topic of current interest to tribologists in order to further advance knowledge in selected fields. Presented by leading scientists from 23 countries, these proceedings provide an up-to-date review of developments in this field..
Download or read book Handbook of Research on Tribology in Coatings and Surface Treatment written by Pakseresht, Amirhossein and published by IGI Global. This book was released on 2022-03-25 with total page 470 pages. Available in PDF, EPUB and Kindle. Book excerpt: Advances are continuously being made in applying the coatings and surface treatments by different techniques to reduce the damages from tribology. Engineers need more detailed information to compare the capability of each coating process in wear resistant and lubrication applications. It is also important to focus on the concepts of tribology in various applications such as the manufacturing process, bio implants, machine elements, and corrosive environments. The need for a comprehensive resource addressing these findings in order to improve wear resistance is unavoidable. The Handbook of Research on Tribology in Coatings and Surface Treatment evaluates the latest advances the fabrication of wear-resistant and lubricant coatings by different techniques and investigates wear-resistant coatings and surface treatments in various applications such as the automobile industry. Covering a wide range of topics such as lubricant coatings and wearable electronic devices, it is ideal for engineers, industry professionals, researchers, academicians, scholars, practitioners, instructors, and students.
Download or read book Thin Film Coatings written by Fredrick Madaraka Mwema and published by CRC Press. This book was released on 2022-06-19 with total page 309 pages. Available in PDF, EPUB and Kindle. Book excerpt: Thin Film Coatings: Properties, Deposition, and Applications discusses the holistic subject of conventional and emerging thin film technologies without bias to a specific technology based on the existing literature. It covers properties and delves into the various methods of thin film deposition, including the most recent techniques and a direction for future developments. It also discusses the cutting-edge applications of thin film coatings such as self-healing and smart coatings, biomedical, hybrid, and scalable thin films. Finally, the concept of Industry 4.0 in thin film coating technology is examined. This book: Explores a wide range and is not specific to material and method of deposition Demonstrates the application of thin film coatings in nearly all sectors, such as energy and anti-microbial applications Details the preparation and properties of hybrid and scalable (ultra) thin materials for advanced applications Provides detailed bibliometric analyses on applications of thin film coatings Discusses Industry 4.0 and 3D printing in thin film technology With its broad coverage, this comprehensive reference will appeal to a wide audience of materials scientists and engineers and others studying and developing advanced thin film technologies.
Download or read book SMST 2006 written by Brian A. Berg and published by ASM International. This book was released on 2008-01-01 with total page 815 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Peasantry of Europe written by Werner Rösener and published by Wiley-Blackwell. This book was released on 1994 with total page 328 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Advanced Strategies in Thin Film Engineering by Magnetron Sputtering written by Alberto Palmero and published by . This book was released on 2020 with total page 148 pages. Available in PDF, EPUB and Kindle. Book excerpt: Recent years have witnessed the flourishing of numerous novel strategies based on the magnetron sputtering technique aimed at the advanced engineering of thin films, such as HiPIMS, combined vacuum processes, the implementation of complex precursor gases or the inclusion of particle guns in the reactor, among others. At the forefront of these approaches, investigations focused on nanostructured coatings appear today as one of the priorities in many scientific and technological communities: The science behind them appears in most of the cases as a "terra incognita", fascinating both the fundamentalist, who imagines new concepts, and the experimenter, who is able to create and study new films with as of yet unprecedented performances. These scientific and technological challenges, along with the existence of numerous scientific issues that have yet to be clarified in classical magnetron sputtering depositions (e.g., process control and stability, nanostructuration mechanisms, connection between film morphology and properties or upscaling procedures from the laboratory to industrial scales) have motivated us to edit a specialized volume containing the state-of-the art that put together these innovative fundamental and applied research topics. These include, but are not limited to: • Nanostructure-related properties; • Atomistic processes during film growth; • Process control, process stability, and in situ diagnostics; • Fundamentals and applications of HiPIMS; • Thin film nanostructuration phenomena; • Tribological, anticorrosion, and mechanical properties; • Combined procedures based on the magnetron sputtering technique; • Industrial applications; • Devices.
Download or read book Structure Mechanical and Tribological Properties of Carbon Nitride Based Superlattice and Titanium Diboride Based Composite Films Synthesized by Magnetron Sputtering written by Mei-Ling Wu and published by . This book was released on 1999 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: This thesis is focused on the synthesis of hard, adherent and smooth thin films using magnetron sputtering. The materials investigated in this research include carbon nitride (CNx) based superlattice and titanium diboride (TiB2) based composite thin films. Different techniques were used to characterize the films in terms of composition, structure, bonding configuration, mechanical and tribological properties.
Download or read book Protective Thin Coatings Technology written by Sam Zhang and published by CRC Press. This book was released on 2021-08-09 with total page 513 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hard or protective coatings are widely used in conventional and modern industries and will continue to play a key role in future manufacturing, especially in the micro and nano areas. Protective Thin Coatings Technology highlights the developments and advances in the preparation, characterization, and applications of protective micro-/nanoscaled films and coatings. This book Covers technologies for sputtering of flexible hard nanocoatings, deposition of solid lubricating films, and multilayer transition metal nitrides Describes integrated nanomechanical characterization of hard coatings, corrosion and tribo-corrosion of hard coatings, and high entropy alloy films and coatings Investigates thin films and coatings for high-temperature applications, nanocomposite coatings on magnesium alloys, and the correlation between coating properties and industrial applications Features various aspects of hard coatings, covering advanced sputtering technologies, structural characterizations, and simulations, as well as applications This first volume in the two-volume set, Protective Thin Coatings and Functional Thin Films Technology, will benefit industry professionals and researchers working in areas related to semiconductors, optoelectronics, plasma technology, solid-state energy storages, and 5G, as well as advanced students studying electrical, mechanical, chemical, and material engineering.
Download or read book Metallurgical Coatings and Thin Films 1992 written by G.E. McGuire and published by Elsevier. This book was released on 2012-12-02 with total page 638 pages. Available in PDF, EPUB and Kindle. Book excerpt: One of the increasingly important requirements for high technology materials is that they possess near-surface properties different to their bulk properties. Specific surface properties are generally achieved through the use of these films or coatings or by modifying the structure or composition of the near surface. This two-volume work contains 157 papers covering a wide range of topics involving films, coatings, and modified surfaces. All aspects of the development of deposition technologies are addressed including basic research, applied research, applications development and full scale industrial production. The work will be of interest to materials scientists, physicists, electronic, chemical and mechanical engineers, and chemists.
Download or read book Coatings Tribology written by Kenneth Holmberg and published by Elsevier. This book was released on 2009-03-18 with total page 577 pages. Available in PDF, EPUB and Kindle. Book excerpt: The surface coating field is a rapidly developing area of science and technology that offers new methods and techniques to control friction and wear. New coating types are continually being developed and the potential applications in different industrial fields are ever growing, ranging from machine components and consumer products to medical instruments and prostheses. This book provides an extensive review of the latest technology in the field, addressing techniques such as physical and chemical vapour deposition, the tribological properties of coatings, and coating characterization and performance evaluation techniques. Eleven different cases are examined in close detail to demonstrate the improvement of tribological properties and a guide to selecting coatings is also provided. This second edition is still the only monograph in the field to give a holistic view of the subject and presents all aspects, including test and performance data as well as insights into mechanisms and interactions, thus providing the level of understanding vital for the practical application of coatings. * An extensive review of the latest developments in the field of surface coatings * Presents both theory and practical applications * Includes a guide for selecting coatings
Download or read book The Physics and Chemistry of Carbides Nitrides and Borides written by R. Freer and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 716 pages. Available in PDF, EPUB and Kindle. Book excerpt: Carbides, nitrides and borides are families of related refractory materials. Traditionally they have been employed in applications associated with engineering ceramics where either high temperature strength or stability is of primary importance. In recent years there has been a growing awareness of the interesting electrical, thermal and optical properties exhibited by these materials, and the fact that many can be prepared as monolithic ceramics, single crystals and thin films. In practical terms carbides, nitrides and borides offer the prospect of a new generation of semiconductor materials, for example, which can function at very high temperatures in severe environmental conditions. However, as yet, we have only a limited understanding of the detailed physics and chemistry of the materials and how the preparation techniques influence the properties. Under the auspices of the NATO Science Committee an Advanced Research Workshop (ARW) was held on the Physics and Chemistry of Carbides, Nitrides and Borides (University of Manchester, 18-22 September, 1989) in order to assess progress to date and identify the most promising themes and materials for future research. An international group of 38 scientists considered developments in 5 main areas: The preparation of powders, monolithic ceramics, single crystals and thin films; Phase transformations, microstructure, defect structure and mass transport; Materials stability; Theoretical studies; Electrical, thermal and optical properties of bulk materials and thin films.
Download or read book Surface Coatings Technology written by B. D. Sartwell and published by Elsevier. This book was released on 2016-06-03 with total page 981 pages. Available in PDF, EPUB and Kindle. Book excerpt: Surface & Coatings Technology, Volume 61 presents the proceeding of the 20th International Conference on Metallurgical Coatings and Thin Films, held in San Diego, California, on April 19–23, 1993. This book discusses a variety of topics related to surface and coatings technology, including coatings for use at high temperature, hard coatings, and vapor deposition technology. Organized into 141 chapters, this compilation of papers begins with an overview of the coating requirements for long-life bucket protection, how each of these coating systems has performed, and the advantages and disadvantages of each. This text then discusses the gradient-free transition step achieved in the element analysis of the depth profiles. Other chapters consider the metastable yttrium oxide films that are synthesized using reactive sputter deposition. This book discusses as well the use of appropriate copper-based alloy coatings on structural components. The final chapter deals with the particle mechanical and thermal behavior in the process of high velocity oxy-fuel spraying. This book is a valuable resource for chemical engineers and metallurgists.
