Prédiction des propriétés acoustiques de matériaux fibreux hétérogènes à partir de leur microstructure 3D

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ISBN 13 :
Total Pages : 342 pages
Book Rating : 4.:/5 (8 download)

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Book Synopsis Prédiction des propriétés acoustiques de matériaux fibreux hétérogènes à partir de leur microstructure 3D by : Charles Peyrega

Download or read book Prédiction des propriétés acoustiques de matériaux fibreux hétérogènes à partir de leur microstructure 3D written by Charles Peyrega and published by . This book was released on 2010 with total page 342 pages. Available in PDF, EPUB and Kindle. Book excerpt: Cette thèse se situe à l'interface de plusieurs disciplines, dans le cadre du programme de recherche Silent Wall qui a pour vocation d'élaborer un système isolant acoustique et thermique pour le bâtiment, à base de matériaux fibreux. La problématique d'isolation acoustique étant le fil rouge de ce travail, différents domaines de recherche sont abordés dans l'étude des propriétés microstructurales de ces matériaux. Un matériau fibreux de référence, le Thermisorel, élaboré par procédé papetier à base de fibres de bois, est retenu par le consortium Silent Wall pour ses bonnes propriétés d'isolation phonique et thermique. Des images 3D de ce matériau, réalisées par microtomographie aux rayons X, sont analysées par morphologie mathématique afin de caractériser la microstructure de ses phases fibreuse et porale. Un modèle booléen de cylindres aléatoires permet de simuler un tel matériau fibreux. L'adéquation des mesures morphologiques des milieux ainsi simulés, avec celles du Thermisorel valident ce modèle morphologique. Enfin, les propriétés thermo-acoustiques de cellules périodiques élémentaires microscopiques de milieux fibreux 3D simplifiés et composés de fibres parallèles, sont estimées par éléments finis, afin de relier leurs performances en absorption acoustique, à la taille des fibres et à l'épaisseur de l'échantillon. Après comparaison, les coefficients d'absorption acoustique des milieux fibreux simulés sont en adéquation avec les valeurs expérimentales mesurées sur des échantillons de Thermisorel. Ainsi, notre démarche globale de caractérisation, et de modélisations morphologique et thermo-acoustique à l'échelle de la microstructure, est validée par les propriétés morphologiques et acoustiques de panneaux de Thermisorel, et ouvre la voie à l'optimisation des performances acoustiques macroscopiques de tels matériaux fibreux par modification de leur microstructure.

Geometric Science of Information

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Publisher : Springer
ISBN 13 : 331925040X
Total Pages : 788 pages
Book Rating : 4.3/5 (192 download)

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Book Synopsis Geometric Science of Information by : Frank Nielsen

Download or read book Geometric Science of Information written by Frank Nielsen and published by Springer. This book was released on 2015-10-24 with total page 788 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book constitutes the refereed proceedings of the Second International Conference on Geometric Science of Information, GSI 2015, held in Palaiseau, France, in October 2015. The 80 full papers presented were carefully reviewed and selected from 110 submissions and are organized into the following thematic sessions: Dimension reduction on Riemannian manifolds; optimal transport; optimal transport and applications in imagery/statistics; shape space and diffeomorphic mappings; random geometry/homology; Hessian information geometry; topological forms and Information; information geometry optimization; information geometry in image analysis; divergence geometry; optimization on manifold; Lie groups and geometric mechanics/thermodynamics; computational information geometry; Lie groups: novel statistical and computational frontiers; geometry of time series and linear dynamical systems; and Bayesian and information geometry for inverse problems.

Non-Crimp Fabric Composites

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Publisher : Elsevier
ISBN 13 : 0857092537
Total Pages : 557 pages
Book Rating : 4.8/5 (57 download)

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Book Synopsis Non-Crimp Fabric Composites by : Stepan V Lomov

Download or read book Non-Crimp Fabric Composites written by Stepan V Lomov and published by Elsevier. This book was released on 2011-04-19 with total page 557 pages. Available in PDF, EPUB and Kindle. Book excerpt: Non-crimp fabric (NCF) composites are reinforced with mats of straight (non-crimped) fibres, giving them such advantages as strength, ease of handling and low manufacturing costs. Non-crimp fabric composites provides a comprehensive review of the use of NCF composites, their manufacture and applications in engineering.Part one covers the manufacture of non-crimp fabrics, including also topics such as structural stitching and automated defect analysis. Part two goes on to discuss the manufacture of non-crimp fabric composites, with chapters covering such topics as deformability and permeability of NCF. Part three focuses on the properties of NCF composites, with chapters on stiffness and strength, damage progression and fatigue. Finally, part four covers the applications of NCF composites, including chapters on the aerospace and automotive industries as well as wind turbines and helicopter applications. The book concludes with a discussion of cost analysis of NCF composites in engineering applications.With its distinguished editor and international team of expert contributors, Non-crimp fabric composites is an essential reference for composite manufacturers and structural and mechanical engineers in industries using NCF composites, as well as academics with a research interest in the field. - Provides a comprehensive review of the use of NCF composites, their manufacture and applications in engineering - Reviews the manufacture of non-crimp fabrics, including also topics such as structural stitching and automated defect analysis - Examines the properties of NCF composites considering stiffness and strength, damage progression and fatigue

Principles of Composite Material Mechanics

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Publisher : CRC Press
ISBN 13 : 1498788246
Total Pages : 660 pages
Book Rating : 4.4/5 (987 download)

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Book Synopsis Principles of Composite Material Mechanics by : Ronald F. Gibson

Download or read book Principles of Composite Material Mechanics written by Ronald F. Gibson and published by CRC Press. This book was released on 2016-02-10 with total page 660 pages. Available in PDF, EPUB and Kindle. Book excerpt: Principles of Composite Material Mechanics covers a unique blend of classical and contemporary mechanics of composites technologies. It presents analytical approaches ranging from the elementary mechanics of materials to more advanced elasticity and finite element numerical methods, discusses novel materials such as nanocomposites and hybrid multis

Ceramic Matrix Composites

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Publisher : John Wiley & Sons
ISBN 13 : 1118832892
Total Pages : 725 pages
Book Rating : 4.1/5 (188 download)

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Book Synopsis Ceramic Matrix Composites by : Narottam P. Bansal

Download or read book Ceramic Matrix Composites written by Narottam P. Bansal and published by John Wiley & Sons. This book was released on 2014-10-27 with total page 725 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is a comprehensive source of information on various aspects of ceramic matrix composites (CMC). It covers ceramic and carbon fibers; the fiber-matrix interface; processing, properties and industrial applications of various CMC systems; architecture, mechanical behavior at room and elevated temperatures, environmental effects and protective coatings, foreign object damage, modeling, life prediction, integration and joining. Each chapter in the book is written by specialists and internationally renowned researchers in the field. This book will provide state-of-the-art information on different aspects of CMCs. The book will be directed to researchers working in industry, academia, and national laboratories with interest and professional competence on CMCs. The book will also be useful to senior year and graduate students pursuing degrees in ceramic science and engineering, materials science and engineering, aeronautical, mechanical, and civil or aerospace engineering. Presents recent advances, new approaches and discusses new issues in the field, such as foreign object damage, life predictions, multiscale modeling based on probabilistic approaches, etc. Caters to the increasing interest in the application of ceramic matrix composites (CMC) materials in areas as diverse as aerospace, transport, energy, nuclear, and environment. CMCs are considered ans enabling technology for advanced aeropropulsion, space propulsion, space power, aerospace vehicles, space structures, as well as nuclear and chemical industries. Offers detailed descriptions of ceramic and carbon fibers; fiber-matrix interface; processing, properties and industrial applications of various CMC systems; architecture, mechanical behavior at room and elevated temperatures, environmental effects and protective coatings, foreign object damage, modeling, life prediction, integration/joining.

High-temperature Structural Materials

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Publisher : Springer Science & Business Media
ISBN 13 : 9401105898
Total Pages : 333 pages
Book Rating : 4.4/5 (11 download)

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Book Synopsis High-temperature Structural Materials by : Robert Cahn

Download or read book High-temperature Structural Materials written by Robert Cahn and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 333 pages. Available in PDF, EPUB and Kindle. Book excerpt: Conventional materials, such as nickel based alloys, will not be able to match the required performance specifications for the future generation of high temperature materials. This book reviews the characteristics and potential of a wide range of candidate superalloy replacements, such as ceramics, intermetallics, and their composites. Particular attention is devoted to the problems of processing and design with these materials.

Carbon Fiber Composites

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Publisher : Butterworth-Heinemann
ISBN 13 : 9780750691697
Total Pages : 232 pages
Book Rating : 4.6/5 (916 download)

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Book Synopsis Carbon Fiber Composites by : Deborah D.L. Chung

Download or read book Carbon Fiber Composites written by Deborah D.L. Chung and published by Butterworth-Heinemann. This book was released on 1994-09-23 with total page 232 pages. Available in PDF, EPUB and Kindle. Book excerpt: Provides introductory information on carbon fiber composites, including polymer-matrix, metal matrix, carbon-matrix, ceramic-matrix, and hybrid composites. Places emphasis on materials rather than mechanics.

Thermal Radiation in Disperse Systems

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Publisher : Begell House Publishers
ISBN 13 : 9781567002683
Total Pages : 689 pages
Book Rating : 4.0/5 (26 download)

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Book Synopsis Thermal Radiation in Disperse Systems by : L. A. Dombrovsky

Download or read book Thermal Radiation in Disperse Systems written by L. A. Dombrovsky and published by Begell House Publishers. This book was released on 2010-01-01 with total page 689 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Thermal and Mineral Waters

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Publisher : Springer
ISBN 13 : 9783662509494
Total Pages : 0 pages
Book Rating : 4.5/5 (94 download)

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Book Synopsis Thermal and Mineral Waters by : Werner Balderer

Download or read book Thermal and Mineral Waters written by Werner Balderer and published by Springer. This book was released on 2016-09-24 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This is a compilation of manuscripts on mineral and thermal waters of different areas of the world. This special volume is devoted to the 41st Meeting of the Commission on Mineral and Thermal Waters of International Association of Hydrogeologists (IAH-CMTW) held in Cairo, Egypt, in October 2009. The presentations collected and presented in this volume show the variety of aspects of mineral and thermal waters occurrence and utilization in different countries of the world with a special focus on Egypt, Iran, Ukraine, Poland, Russia and Australia.

Mechanical Design in Organisms

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Publisher : Princeton University Press
ISBN 13 : 9780691083087
Total Pages : 444 pages
Book Rating : 4.0/5 (83 download)

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Book Synopsis Mechanical Design in Organisms by : Stephen A. Wainwright

Download or read book Mechanical Design in Organisms written by Stephen A. Wainwright and published by Princeton University Press. This book was released on 1982-07-21 with total page 444 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book deals with an interface between mechanical engineering and biology. It reviews biological structural materials and systems and their mechanically important features and demonstrates that function at any particular level of biological integration is permitted and controlled by structure at lower levels of integration.

Characterization of Porous Solids

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Publisher : Elsevier
ISBN 13 : 0080960731
Total Pages : 658 pages
Book Rating : 4.0/5 (89 download)

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Book Synopsis Characterization of Porous Solids by : H. Kral

Download or read book Characterization of Porous Solids written by H. Kral and published by Elsevier. This book was released on 1988-04-01 with total page 658 pages. Available in PDF, EPUB and Kindle. Book excerpt: The importance of porosity has long been recognized by scientists and engineers. Porous solids are widely encountered in industry and everyday life and their behaviour, e.g. chemical reactivity, adsorptive capacity, and catalytic activity is dependent on their pore structure. A considerable amount of work on porous solids has been undertaken both in academic and in industrial laboratories. However, all this activity is in urgent need of a critical appraisal. To undertake this task, a number of leading experts in the field of adsorption, porosimetry, X-ray and neutron scattering, optical and electron microscopy, calorimetry and fluid permeation, were brought together at the 1987 IUPAC (COPS I) Symposium.This proceedings volume provides an up-to-date overall review of the theoretical foundations for modelling and characterizing porous systems. It deals with most of the techniques in current use as applied to both model systems and porous solids of industrial importance. The reader will find the description and discussion of a number of novel techniques as well as a critical appraisal and comparison of the more established methods. All those concerned with the characterization of porous solids in academic and industrial laboratories will find much to interest them in this volume. It should be on the bookshelf of applied research centres involved in adsorption, catalysis, purification of gases and liquids, pigments, fillers, building materials, etc.

Mechanical Properties of Bamboo

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Publisher : Springer Science & Business Media
ISBN 13 : 9401132364
Total Pages : 141 pages
Book Rating : 4.4/5 (11 download)

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Book Synopsis Mechanical Properties of Bamboo by : Jules J.A. Janssen

Download or read book Mechanical Properties of Bamboo written by Jules J.A. Janssen and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 141 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this book I have collected many reports on the properties of bamboo. Since I started bamboo research in 1974, I have collected many publications on bamboo. However, in contacts with other researchers I became aware of the fact that several of these publications were unknown to them. Consequently their activities in research or in bamboo projects had to start at a lower level than if they had known some of these publications. Therefore, I discussed the need for a book like this with several colleagues, and I decided to start writing. In this book I present data on properties, as published by resear chers. Certainly it is not complete; e.g. the proceedings of the bamboo workshop in Cochin in November 1988 are not included; they arrived just too late to be taken into account. On the other hand, in writing this preface I realize I have forgotten my own thesis. I do apologize to any colleague whose relevant report is not taken into account as well. I like to express my feelings of respect to the board of my faculty: they allowed me to spend so much time on this book, and they gave a considerable financial support for the printing costs.

Extrusion Processing Technology

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Publisher : John Wiley & Sons
ISBN 13 : 1444338110
Total Pages : 536 pages
Book Rating : 4.4/5 (443 download)

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Book Synopsis Extrusion Processing Technology by : Jean-Marie Bouvier

Download or read book Extrusion Processing Technology written by Jean-Marie Bouvier and published by John Wiley & Sons. This book was released on 2014-06-23 with total page 536 pages. Available in PDF, EPUB and Kindle. Book excerpt: Extrusion is the operation of forming and shaping a molten or dough-like material by forcing it through a restriction, or die. It is applied and used in many batch and continuous processes. However, extrusion processing technology relies more on continuous process operations which use screw extruders to handle many process functions such as the transport and compression of particulate components, melting of polymers, mixing of viscous media, heat processing of polymeric and biopolymeric materials, product texturization and shaping, defibering and chemical impregnation of fibrous materials, reactive extrusion, and fractionation of solid-liquid systems. Extrusion processing technology is highly complex, and in-depth descriptions and discussions are required in order to provide a complete understanding and analysis of this area: this book aims to provide readers with these analyses and discussions. Extrusion Processing Technology: Food and Non-Food Biomaterials provides an overview of extrusion processing technology and its established and emerging industrial applications. Potency of process intensification and sustainable processing is also discussed and illustrated. The book aims to span the gap between the principles of extrusion science and the practical knowledge of operational engineers and technicians. The authors bring their research and industrial experience in extrusion processing technology to provide a comprehensive, technical yet readable volume that will appeal to readers from both academic and practical backgrounds. This book is primarily aimed at scientists and engineers engaged in industry, research, and teaching activities related to the extrusion processing of foods (especially cereals, snacks, textured and fibrated proteins, functional ingredients, and instant powders), feeds (especially aquafeeds and petfoods), bioplastics and plastics, biosourced chemicals, paper pulp, and biofuels. It will also be of interest to students of food science, food engineering, and chemical engineering. Also available Formulation Engineering of Foods Edited by J.E. Norton, P.J. Fryer and I.T. Norton ISBN 978-0-470-67290-7 Food and Industrial Bioproducts and Bioprocessing Edited by N.T. Dunford ISBN 978-0-8138-2105-4 Handbook of Food Process Design Edited by J. Ahmed and M.S. Rahman ISBN 978-1-4443-3011-3

Status of Accelerator Driven Systems Research and Technology Development

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Publisher : IAEA Tecdoc
ISBN 13 : 9789201053152
Total Pages : 0 pages
Book Rating : 4.0/5 (531 download)

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Book Synopsis Status of Accelerator Driven Systems Research and Technology Development by : International Atomic Energy Agency

Download or read book Status of Accelerator Driven Systems Research and Technology Development written by International Atomic Energy Agency and published by IAEA Tecdoc. This book was released on 2015 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: One of the greatest challenges for nuclear energy is how to properly manage the highly radioactive waste generated during irradiation in nuclear reactors. Accelerator Driven Systems (ADSs) may offer new prospects and advantages for the transmutation of such high level nuclear waste. ADS or accelerator driven transmutation of waste (ATW) consists of a high power proton accelerator, a heavy metal spallation target that produces neutrons when bombarded by the high power beam, and a sub-critical core that is neutronically coupled to the spallation target. This publication provides a comprehensive state of the art of the ADS technology by representing the different ADS concepts proposed worldwide in the last 15 years, as well as the related R&D activities and demonstration initiatives carried out at national international level.

Handbook of Wood Chemistry and Wood Composites

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Publisher : CRC Press
ISBN 13 : 0203492439
Total Pages : 505 pages
Book Rating : 4.2/5 (34 download)

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Book Synopsis Handbook of Wood Chemistry and Wood Composites by : Roger M. Rowell

Download or read book Handbook of Wood Chemistry and Wood Composites written by Roger M. Rowell and published by CRC Press. This book was released on 2005-02-18 with total page 505 pages. Available in PDF, EPUB and Kindle. Book excerpt: The degradable nature of high-performance, wood-based materials is an attractive advantage when considering environmental factors such as sustainability, recycling, and energy/resource conservation. The Handbook of Wood Chemistry and Wood Composites provides an excellent guide to the latest concepts and technologies in wood chemistry and bio-based composites. The book analyzes the chemical composition and physical properties of wood cellulose and its response to natural processes of degradation. It describes safe and effective chemical modifications to strengthen wood against biological, chemical, and mechanical degradation without using toxic, leachable, or corrosive chemicals. Expert researchers provide insightful analyses of the types of chemical modifications applied to polymer cell walls in wood, emphasizing the mechanisms of reaction involved and resulting changes in performance properties. These include modifications that increase water repellency, fire retardancy, and resistance to ultraviolet light, heat, moisture, mold, and other biological organisms. The text also explores modifications that increase mechanical strength, such as lumen fill, monomer polymer penetration, and plasticization. The Handbook of Wood Chemistry and Wood Composites concludes with the latest applications, such as adhesives, geotextiles, and sorbents, and future trends in the use of wood-based composites in terms of sustainable agriculture, biodegradability and recycling, and economics. Incorporating over 30 years of teaching experience, the esteemed editor of this handbook is well-attuned to educational demands as well as industry standards and research trends.

Numerical Methods in Contact Mechanics

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Publisher : John Wiley & Sons
ISBN 13 : 1118648056
Total Pages : 303 pages
Book Rating : 4.1/5 (186 download)

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Book Synopsis Numerical Methods in Contact Mechanics by : Vladislav A. Yastrebov

Download or read book Numerical Methods in Contact Mechanics written by Vladislav A. Yastrebov and published by John Wiley & Sons. This book was released on 2013-02-13 with total page 303 pages. Available in PDF, EPUB and Kindle. Book excerpt: Computational contact mechanics is a broad topic which brings together algorithmic, geometrical, optimization and numerical aspects for a robust, fast and accurate treatment of contact problems. This book covers all the basic ingredients of contact and computational contact mechanics: from efficient contact detection algorithms and classical optimization methods to new developments in contact kinematics and resolution schemes for both sequential and parallel computer architectures. The book is self-contained and intended for people working on the implementation and improvement of contact algorithms in a finite element software. Using a new tensor algebra, the authors introduce some original notions in contact kinematics and extend the classical formulation of contact elements. Some classical and new resolution methods for contact problems and associated ready-to-implement expressions are provided. Contents: 1. Introduction to Computational Contact. 2. Geometry in Contact Mechanics. 3. Contact Detection. 4. Formulation of Contact Problems. 5. Numerical Procedures. 6. Numerical Examples. About the Authors Vladislav A. Yastrebov is a postdoctoral-fellow in Computational Solid Mechanics at MINES ParisTech in France. His work in computational contact mechanics was recognized by the CSMA award and by the Prix Paul Caseau of the French Academy of Technology and Electricité de France.

Biomaterials

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Publisher : BoD – Books on Demand
ISBN 13 : 9533074183
Total Pages : 506 pages
Book Rating : 4.5/5 (33 download)

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Book Synopsis Biomaterials by : Rosario Pignatello

Download or read book Biomaterials written by Rosario Pignatello and published by BoD – Books on Demand. This book was released on 2011-11-14 with total page 506 pages. Available in PDF, EPUB and Kindle. Book excerpt: These contribution books collect reviews and original articles from eminent experts working in the interdisciplinary arena of biomaterial development and use. From their direct and recent experience, the readers can achieve a wide vision on the new and ongoing potentialities of different synthetic and engineered biomaterials. Contributions were selected not based on a direct market or clinical interest, but based on results coming from very fundamental studies. This too will allow to gain a more general view of what and how the various biomaterials can do and work for, along with the methodologies necessary to design, develop and characterize them, without the restrictions necessarily imposed by industrial or profit concerns. The chapters have been arranged to give readers an organized view of this research area. In particular, this book contains 25 chapters related to recent researches on new and known materials, with a particular attention to their physical, mechanical and chemical characterization, along with biocompatibility and hystopathological studies. Readers will be guided inside the range of disciplines and design methodologies used to develope biomaterials possessing the physical and biological properties needed for specific medical and clinical applications.