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Books > Professional & Technical > Mechanical engineering & materials > Materials science
This book systematically introduces engineering fluid mechanics in
a simple and understandable way, focusing on the basic concepts,
principles and methods. Engineering fluid mechanics is necessary
for professionals and students in fields such as civil,
environmental, mechanical, and petroleum engineering. Unlike most
of the current textbooks and monographs, which are too complicated
and include huge numbers of math formulas and equations, this book
introduces essential concepts and flow rules in a clear and
elementary way that can be used in further research. In addition,
it provides numerous useful tables and diagrams that can be quickly
and directly checked for industry applications. Furthermore, it
highlights the connection between free flow and porous flow, which
can aid advanced interdisciplinary research such as nanotech and
environmental science. Last but not least, each chapter presents a
variety of problems to offer readers a better understanding about
the principles and applications of fluid mechanics.
This book presents a selection of the best papers from the HEaRT
2015 conference, held in Lisbon, Portugal, which provided a
valuable forum for engineers and architects, researchers and
educators to exchange views and findings concerning the
technological history, construction features and seismic behavior
of historical timber-framed walls in the Mediterranean countries.
The topics covered are wide ranging and include historical aspects
and examples of the use of timber-framed construction systems in
response to earthquakes, such as the gaiola system in Portugal and
the Bourbon system in southern Italy; interpretation of the
response of timber-framed walls to seismic actions based on
calculations and experimental tests; assessment of the
effectiveness of repair and strengthening techniques, e.g., using
aramid fiber wires or sheets; and modelling analyses. In addition,
on the basis of case studies, a methodology is presented that is
applicable to diagnosis, strengthening and improvement of seismic
performance and is compatible with modern theoretical principles
and conservation criteria. It is hoped that, by contributing to the
knowledge of this construction technique, the book will help to
promote conservation of this important component of Europe's
architectural heritage.
This book focuses on the emerging class of new materials
characterized by ultra-fine microstrucures. The NATO ASI which
produced this book was the first international scientific meeting
devoted to a discussion of the mechanical properties and
deformation behavior of materials having grain sizes down to a few
nanometers. Topics covered include superplasticity, tribology, and
the supermodulus effect. Review chapters cover a variety of other
themes including synthesis, characterization, thermodynamic
stability, and general physical properties. Much of the work is
concerned with the issue of how far conventional techniques and
concepts can be extended toward atomic scale probing. Another key
issue concerns the structure of nanocrystalline materials, in
particular, what is the structure and composition of the internal
boundaries. These ultra-fine microstructures have proved to
challenge even the finest probes that the materials science
community has today.
Progress in the numerical simulation of turbulence has been rapid
in the 1990s. New techniques both for the numerical approximation
of the Navier-Stokes equations and for the subgrid-scale models
used in large-eddy simulation have emerged and are being widely
applied for both fundamental and applied engineering studies, along
with ideas for the performance and use of simulation for
compressible, chemically reacting and transitional flows. This
collection of papers from the second ERCOFTAC Workshop on Direct
and Large-Eddy Simulation, held in Grenoble in September 1996,
presents the research being undertaken in Europe and Japan on these
topics. Describing in detail the ambitious use of DNS for
fundamental studies and of LES for complex flows of potential and
actual engineering importance, this volume should be of interest to
researchers active in the area.
This book focuses on different aspects of microplastic pollution,
offering authors and readers the opportunity to share their
knowledge, identify issues and propose solutions and actions to
face this environmental threat. Although plastic pollution is a
well-known global problem, the recent discovery of microplastics
and nanoplastics in seas and oceans represents a very alarming new
environmental challenge. The book offers comprehensive insights
into the origins of the problem, its impact on marine environments,
particularly the Mediterranean Sea and coasts, and the current
research trends aimed at finding technical solutions to mitigate
the phenomenon. It is primarily intended for scientists and
decision makers from industry, international, national and local
institutions and NGOs
Session 1: Fracture of Ceramics with Process Zone.- Fracture
Properties of SiC-Based Particulate Composites.- Crack Bridging
Processes in Toughened Ceramics.- Fracture Process Zone in Concrete
and Ceramics - A Matter of Scaling.- Report on Session 1: Fracture
of Ceramics with Process Zone.- Session 2: Fracture in Concrete and
Rock.- Microcracking and Damage in Concrete.- Cracking, Damage and
Fracture in Stressed Rock: A Holistic Approach.- Test Methods for
Determining Mode I Fracture Toughness of Concrete.- Report on
Session 2: Fracture in Concrete and Rock.- Session 3: Theoretical
Fracture Mechanics Considerations.- Rate Effect, Size Effect and
Nonlocal Concepts for Fracture of Concrete and Other Quasi-Brittle
Materials.- Micromechanics of Deformation in Rocks.- Asymptotic
Analysis of Cohesive Cracks and its Relation with Effective Elastic
Cracks.- Reporter's Summary: Session 3, Theoretical Fracture
Mechanics Considerations.- Session 4: Experimental Observations.-
Microstructure, Toughness Curves and Mechanical Properties of
Alumina Ceramics.- Creep Damage Mechanisms in Hot-Pressed Alumina.-
Study of the Fracture Process in Mortar with Laser Holographic
Measurements.- Reporter's Comments on Session 4 - Experimental
Observations.- Session 5: Experimental Methods to Assess Damage.-
The Fracture Process Zone in Concrete.- Characterization of the
Fracture Behavior of Ceramics Through Analysis of Crack Propagation
Studies.- A Review of Experimental Methods to Assess Damage During
Fracture of Rock, Concrete and Reinforced Composites.- Similarities
Between Fracture Processes in Concrete, Rock and Ceramics:
Recorders Report to Session 5 'Experimental Methods to Assess
Damage.- Session 6: Theoretical Micromechanics Based Models.- A
Review of Some Theories of Toughening Mechanisms in Quasi-Brittle
Materials.- On the Form of Micromechanical Models of the Brittle
Deformation of Solids.- On the Relationship Between Fracturing of A
Microcracking Solid and its Effective Elastic Constants.- Report of
Session 6: Theoretical Micromechanics Based Models.- Session 7:
Fracture Process in Fiber Reinforced Ceramics.- Determination of
Fiber-Matrix Interfacial Properties of Importance to Ceramic
Composite Toughening.- Quasi-Ductile Behaviour of Carbon-Reinforced
Carbon.- The Fracture Resistance and Brittle Matrix Composites.-
Session 7 Discussion.- Session 8: Fracture Toughness of
Fiber-Reinforced Cement Composites.- Research Challenges in
Toughness Development of Fiber Reinforced Cementitious Composites.-
Failure Characterisation of Fibre-Reinforced Cement Composites with
R-Curve Characteristics.- Characterization of Interfacial Bond in
FRC Materials.- Summary of Session 8: Fracture Toughness of
Fiber-Reinforced Cement Composites.- Session 9: Strain Rate,
Thermal, Time and Fatigue Effects.- Growth of Discrete Cracks in
Concrete under Fatigue Loading.- Creep and Creep Rupture of
Structural Ceramics.- Fracture of Concrete at High Strain-Rate.-
Summary of Session 9: Strain Rate, Thermal, Time, and Fatigue
Effects.- Author Index.
This book presents select papers presented at the annual meeting of
the Asian Polymer Association. The chapters in this volume document
and report on a wide range of significant recent results for
various applications, as well as scientific developments in the
areas of polymer science and engineering. The chapters include
original research from all areas of polymer science and technology
with a focus on the manufacture, processing, analysis and
application of long chain polymer molecules. This book will be of
interest to researchers in academia and industry alike.
This volume shines a new light on short fibre reinfoced
cementitious composites and particle reinforced ceramics. It offers
insight from various disciplines like civil engineering, material
sciences and micro-mechanics, and collects 9 experimental,
numerical and theoretical studies written by top researchers in
composite concrete science. The book presents the outcome of the
EUROMECH 582 colloquium "Short Fibre Reinfoced Cementitious
Composites and Ceramics" held 20 - 22 March 2017, Tallinn, Estonia.
This highly informative and carefully presented textbook introduces
the general principles involved in system design and optimization
as applicable to thermal systems, followed by the methods to
accomplish them. It introduces contemporary techniques like Genetic
Algorithms, Simulated Annealing, and Bayesian Inference in the
context of optimization of thermal systems. There is a separate
chapter devoted to inverse problems in thermal systems. It also
contains sections on Integer Programming and Multi-Objective
optimization. The linear programming chapter is fortified by a
detailed presentation of the Simplex method. A major highlight of
the textbook is the inclusion of workable MATLAB codes for examples
of key algorithms discussed in the book. Examples in each chapter
clarify the concepts and methods presented and end-of-chapter
problems supplement the material presented and enhance the learning
process.
This book provides a comprehensive overview of the state-of-the-art
in group III-nitride based ultraviolet LED and laser technologies,
covering different substrate approaches, a review of optical,
electronic and structural properties of InAlGaN materials as well
as various optoelectronic components. In addition, the book gives
an overview of a number of key application areas for UV emitters
and detectors, including water purification, phototherapy, sensing,
and UV curing. The book is written for researchers and graduate
level students in the area of semiconductor materials,
optoelectronics and devices as well as developers and engineers in
the various application fields of UV emitters and detectors.
The second edition of this popular textbook thoroughly covers the
practical basics and applications of conducting polymers. It also
addresses materials that have gained prominence since the first
edition of this book was published, namely carbon nanotubes and
graphene. The features of this new edition include: New and updated
chapters on novel concepts in conducting polymers Details on
interdisciplinary applications of conducting polymers An in depth
description of classes of conducting polymers
This book describes the design, fabrication and evaluation of a
polymer-based neural interface for a cochlear electrode array,
reviewed in terms of fabrication process, functionality, and
reliability. Polymer-based devices have attracted attention in the
neural prosthetic field due to their flexibility and compatibility
with micro-fabrication process. A liquid crystal polymer (LCP) is
an inert, highly water-resistant polymer suitable for the
encapsulation of electronic components and as a substrate material
for fabricating neural interfaces. The author has designed,
fabricated, and evaluated an LCP-based cochlear electrode array for
an improved polymer-based cochlear implant. The thesis deals with 3
key topics: atraumatic deep insertion, tripolar stimulation, and
long-term reliability. Atraumatic insertion of the intracochlear
electrode and resulting preservation of residual hearing have
become essential in state-of-the-art cochlear implantation. A novel
tapered design of an LCP-based cochlear electrode array is
presented to meet such goals. For high-density and
pitch-recognizable cochlear implant, channel interaction should be
avoided. Local tripolar stimulation using multi-layered electrode
sites are shown to achieve highly focused electrical stimulation.
This thesis addresses another vital issue in the polymer-based
neural implants: the long-term reliability issue. After suggesting
a new method of forming mechanical interlocking to improve
polymer-metal adhesion, the author performs accelerating aging
tests to verify the method's efficacy. The aforementioned three
topics have been thoroughly examined through various in vitro and
in vivo studies. Verification foresees the development of LCP-based
cochlear electrode array for an atraumatic deep insertion, advanced
stimulation, and long-term clinical implant.
This book presents the select proceedings of the International
Conference on Functional Material, Manufacturing and Performances
(ICFMMP) 2019. The book covers broad aspects of several topics
involved in the metrology and measurement of engineering surfaces
and their implementation in automotive, bio-manufacturing,
chemicals, electronics, energy, construction materials, and other
engineering applications. The contents focus on cutting-edge
instruments, methods and standards in the field of metrology and
mechanical properties of advanced materials. Given the scope of the
topics, this book can be useful for students, researchers and
professionals interested in the measurement of surfaces, and the
applications thereof.
IFToMM conferences have a history of success due to the various
advances achieved in the field of rotor dynamics over the past
three decades. These meetings have since become a leading global
event, bringing together specialists from industry and academia to
promote the exchange of knowledge, ideas, and information on the
latest developments in the dynamics of rotating machinery. The
scope of the conference is broad, including e.g. active components
and vibration control, balancing, bearings, condition monitoring,
dynamic analysis and stability, wind turbines and generators,
electromechanical interactions in rotor dynamics and turbochargers.
The proceedings are divided into four volumes. This fourth volume
covers the following main topics: aero-engines; turbochargers;
eolian (wind) generators; automotive rotating systems; and hydro
power plants.
This book presents selected extended papers from The First
International Conference on Mechanical Engineering (INCOM2018),
realized at the Jadavpur University, Kolkata, India. The papers
focus on diverse areas of mechanical engineering and some
innovative trends in mechanical engineering design, industrial
practices and mechanical engineering education. Original,
significant and visionary papers were selected for this edition,
specially on interdisciplinary and emerging areas. All papers were
peer-reviewed.
This book introduces the ideas and concepts of nonlinear dielectric
spectroscopy, outlines its history, and provides insight into the
present state of the art of the experimental technology and
understanding of nonlinear dielectric effects. Emphasis is on what
can be learned from nonlinear experiments that could not be derived
from the linear counterparts. The book explains that nonlinear
dielectric spectroscopy can be used as a tool to measure structural
recovery or physical aging, as well as connections between dynamics
and thermodynamic variables such as enthalpy and entropy.
Supercooled liquids in their viscous regime are ideal candidates
for investigating nonlinear effects, because they are particularly
sensitive to changes in temperature, and thus also to changes in
the electric field. Other interesting materials covered are plastic
crystals and complex liquids near criticality. The book also points
out that, compared with other techniques such as mechanical shear
experiments, the nonlinear regime of dielectric spectroscopy is
special in the sense that the energies involved always remain small
compared with thermal energies. To demonstrate this, nonlinear
features of mechanical experiments are discussed. Theoretical
approaches to nonlinear effects are particularly complicated
because the tools available for the linear regime no longer apply.
As a result, there is no single generally accepted theory to
nonlinear dielectric responses of real liquids. Various approaches
to nonlinear dielectric features have been reported, and the
different aspects are communicated in several chapters. The book
communicates recent progress most effectively through individual
contributions from specialists in their respective fields.Chapter
'Third and Fifth Harmonic Responses in Viscous Liquids' is
available open access under a Creative Commons Attribution 4.0
International License via link.springer.com.
Composite materials are a major growth area within advanced
materials and the range of applications for such products continues
to grow and increase in diversity with every new development.
Composite products are highly in demand and reached sales of $21.2
billion globally in 2014. The top three market segments in 2014
were transportation, construction, pipes, and tanks. Other segments
include energy, automotive, and aerospace. This state-of-the-art
book has been written by high-profile authors who have extensive
experience and knowledge in the field of composite materials. The
chapters in this collection would be useful for a wide range of
audience: undergraduate and post-graduate students students,
industrial professionals, materials scientists and researchers, and
composite manufacturers. This book provides the reader with a wide
range of information in the interdisciplinary subject area of
composite materials. The book consists of thirteen chapters. It
deals with two types of nanocomposites: graphene and carbon
nanotube reinforced nanocomposites, their manufacturing, properties
and applications. It also presents fibre reinforced composites and
a comprehensive review of bio-composites. Furthurmore, it has a
focus on thermal, mechanical and electrical properties of advanced
composite materials.
This expanded special issue of the Journal of Thermal Spray
Technology features peer-reviewed and edited contributions based on
papers presented at ITSC 2010.
Functional Fillers: Chemical Composition, Morphology, Performance,
Applications, Second Edition covers the structure, physical
properties, electrical and magnetic properties, and applications of
fillers. The book includes two sections, with the first part
covering classic fillers, analyzing the current modifications in
relation to composition and morphology, and enabling enhancements
in properties and applications. The second part presents the new
generation of fillers, which provide designers with exceptional
properties not previously available. Applications discussed include
lubricants, anti-corrosion, antimicrobial, and more. Renewable
fillers and recycling of fillers are covered as well.
The Effect of Radiation on Properties of Polymers examines the
effects of radiation on plastics and elastomers. Polymers are
required in products or parts for a range of cutting-edge
applications that are exposed to radiation, in areas such as space,
medicine, and radiation processing. This book focuses on the
effects of radiation exposure within that environment, providing
in-depth data coverage organized by category of polymer. Aspects
such as radiation impact on mechanical and thermal properties,
including glass transition and heat deflection temperatures, are
described, demonstrating how changes in these properties affect the
performance of plastic or elastomer parts. The effect of radiation
on electrical properties is also included. Supporting introductory
chapters explain the key concepts of radiation, including the
physical, mechanical, and thermal properties of plastics and
elastomers. This is a vital resource for plastics engineers,
product designers, and R&D professionals, working on products
or parts for radioactive environments, as well as engineers and
scientists in the medical, nuclear, and radiation processing
industries. The book also supports researchers and scientists in
plastics engineering, polymer processing and properties, polymer
and coatings chemistry, materials science, and radiation.
This book discusses the physics of the dynamics of ions in various
ionically conducting materials, and applications including
electrical energy generation and storage. The experimental
techniques for measurements and characterization, molecular
dynamics simulations, the theories of ion dynamics, and
applications are all addressed by the authors, who are experts in
their fields. The experimental techniques of measurement and
characterization of dynamics of ions in glassy, crystalline, and
liquid ionic conductors are introduced with the dual purpose of
introducing the reader to the experimental activities of the field,
and preparing the reader to understand the physical quantities
derived from experiments. These experimental techniques include
calorimetry, conductivity relaxation, nuclear magnetic resonance,
light scattering, neutron scattering, and others. Methods of
molecular dynamics simulations are introduced to teach the reader
to utilize the technique for practical applications to specific
problems. The results elucidate the dynamics of ions on some issues
that are not accessible by experiments. The properties of ion
dynamics in glassy, crystalline and liquid ionic conductors brought
forth by experiments and simulations are shown to be universal,
i.e. independent of physical and chemical structure of the ionic
conductor as long as ion-ion interaction is the dominant factor.
Moreover these universal properties of ion dynamics are shown to be
isomorphic to other complex interacting systems including the large
class of glass-forming materials with or without ionic
conductivity.By covering the basic concepts, theories/models,
experimental techniques and data, molecular dynamics simulations,
and relating them together, Dynamics of Glassy, Crystalline and
Liquid Ionic Conductors will be of great interest to many in basic
and applied research areas from the broad and diverse communities
of condensed matter physicists, chemists, materials scientists and
engineers. The book also provides the fundamentals for an
introduction to the field and it is written in such a way that can
be used for teaching courses either at the undergraduate or
graduate level in academic institutions.
This book provides an overview of the experimental characterization
of materials and their numerical modeling, as well as the
development of new computational methods for virtual design. Its 17
contributions are divided into four main sections: experiments and
virtual design, composites, fractures and fatigue, and uncertainty
quantification. The first section explores new experimental methods
that can be used to more accurately characterize material behavior.
Furthermore, it presents a combined experimental and numerical
approach to optimizing the properties of a structure, as well as
new developments in the field of computational methods for virtual
design. In turn, the second section is dedicated to experimental
and numerical investigations of composites, with a special focus on
the modeling of failure modes and the optimization of these
materials. Since fatigue also includes wear due to frictional
contact and aging of elastomers, new numerical schemes in the field
of crack modeling and fatigue prediction are also discussed. The
input parameters of a classical numerical simulation represent mean
values of actual observations, though certain deviations arise: to
illustrate the uncertainties of parameters used in calculations,
the book's final section presents new and efficient approaches to
uncertainty quantification.
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