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Books > Professional & Technical > Mechanical engineering & materials
This ACS Symposium Series is the product of a symposium held at the 241st National Meeting of the American Chemical Society in Anaheim, CA on March 27-31, 2011. It includes chapters on new biobased building blocks such as the furandicarboxylic acid, polyesters and polyamides from adipic, succinic and sebacic acids with aliphatic diols such as 1,3-propylene glycol, 1,4-butanediol, 1,12-dodecylenediol and isosorbide. The conversion of hydroxymethylfurfural, the dehydration product of hexose sugars, to succinic acid and 1,4-butanediol to produce poly(butylene succinate) is described in one chapter. Also the synthesis of new polymers from plant-derived olefinic monomers such as tulipalin A and studies of composites from cotton by-products are featured in other chapters. There is a strong emphasis on biocatalytic synthesis and polymerization within the book. Chapter topics include the synthesis of ?-hydroxyfatty acids and polymers therefrom, an interesting discussion on the structural differences of the products of the biocatalytic and chemical catalytic synthesis of polyesters from oleic diacid and glycerol and the ability to produce polylactic acid (PLA) and PLA-PHA copolyesters within a "microbial cell factory". Other areas of interest explored in other chapters include recent developments of biobased polymer fibers and oleate-based pressure sensitive adhesives and composites. One chapter describes a large increase in cold-drawn fiber tensile strength by the blending of a small amount of ultrahigh molecular weight (MW) poly(3-hydroxybutyrate) with a much lower MW 3-hydroxybutyrate polymer. The addition of a rubber and inorganic fillers to normally brittle PLA was found to dramatically improve its ductility. Finally, there are several chapters on seed oil-based polyurethanes, one on fibers from soy proteins and composites from starch.
This book provides a detailed overview of cancer theranostics applications of magnetic iron oxide nanoparticles. Their synthesis, characterization, multifunctionality, disease targeting, biodistribution, pharmacokinetics and toxicity are highlighted, along with current examples of clinical trials of magnetic nanoparticles in cancer theranostics, and their future scopes and challenges.
""Waves in Ocean Engineering"" covers the whole field of wave
studies of interest to applied oceanographers and ocean engineers.
It has considerable relevance to coastal engineering.
These Proceedings contain the papers presented at the 1stAsian
Pacific Congress on "Computational Mechanics" held in Sydney, on
20-23 November 2001.
Advanced Control Engineering provides a complete course in control
engineering for undergraduates of all technical disciplines.
Starting with a basic overview of elementary control theory this
text quickly moves on to a rigorous examination of more advanced
and cutting edge date aspects such as robust and intelligent
control, including neural networks and genetic algorithms.
Practically every display technology in use today relies on the flat, energy-efficient construction made possible by liquid crystals. These displays provide visually-crisp, vibrantly-colored images that a short time ago were thought only possible in science fiction. Liquid crystals are known mainly for their use in display technologies, but they also provide many diverse and useful applications: adaptive optics, electro-optical devices, films, lasers, photovoltaics, privacy windows, skin cleansers and soaps, and thermometers. The striking images of liquid crystals changing color under polarized lighting conditions are even on display in many museums and art galleries - true examples of science meeting art. Yet, although liquid crystals provide us with visually stunning displays, fascinating applications, and are a rich and fruitful source of interdisciplinary research, their full potential may remain untapped.
The papers published in these peer-reviewed proceedings represent
the latest developments in nondestructive characterization of
materials and were presented at the Tenth International Symposium
on Nondestructive Characterization of Materials held on June 26 -
30, 2000 in Karuizawa, Japan. The symposium was held concurrently
with three other symposia and one workshop. This symposium is the
tenth in the series that began in 1983 and became an international
meeting in 1986.
Early Developments of Modern Aerodynamics provides the wider aeronautical community with an insight into the historical development of aerodynamics. There were a number of key developments in the subject by German and Russian scientists and engineers such as Prandtl, Kutta and Zhukovskii at the beginning of the 20th century. All aerodynamics has been based on papers by these people but these fundamental papers are not available in English, indeed some of them have never before been translated. This text presents these papers, in English translation, together with an accompanying commentary putting them into the context of their period and showing their relevance to modern aerodynamics. Aimed at academics and professional engineers this book re-establishes the basis of the science of aerodynamics.
The Coming of Materials Science both covers the discipline of
materials science, and draws an impressionistic map of the present
state of the subject. The first chapter examines the emergence of the materials
science concept, in both academe and industry. The second and third
chapters delve back into the prehistory of materials science,
examining the growth of such concepts as atoms, crystals and
thermodynamics, and also examine the evolution of a number of
neighbouring disciplines, to see what helpful parallels might
emerge. The book contains numerous literature references. Many refer to
the earliest key papers and books, while others are to sources,
often books, offering a view of the present state of a topic. Early
references are to the past but as the book continues, it brings the
reader up to date with more recent sources. The author, Professor Robert Cahn FRS, has striven to be
critical about the history of the discipline of materials science
and to draw general conclusions about scientific practice from what
he has discovered about the evolution of materials science. Further
issues that the book highlights include: What is a scientific
discipline? How do disciplines merge and differentiate? Can a
discipline also be interdisciplinary? Is materials science a real
discipline? A large range of themes is presented in the book and
readers are invited to interact with the author if they reach
alternative conclusions. This book is not just for reading and
reference, but exists to stimulate thought and provoke discussion
as well.
In recent years, the fabrication technologies for the production of
advanced polymer composites have been revolutionised by
sophisticated manufacturing techniques. These methods have enabled
polymer composite materials to produce good quality laminates with
minimal voids and accurate fibre alignment.
Open microfluidics - the study of microflows having a boundary with surrounding air - encompasses paper- or thread-based microfluidics, droplet microfluidics and open-channel microfluidics. Open-channel microflow is a flow at the micro-scale, guided by solid structures, and having at least a free boundary (with air or vapor) other than the advancing meniscus. This book is devoted to the study of open-channel microfluidics which, contrary to paper or thread or droplet microfluidics, is still very sparsely documented, but bears many new applications in biology, biotechnology, medicine, material and space sciences. Capillarity being the principal force triggering an open microflow, the principles of capillarity are first recalled. The onset of open-channel microflow is next analyzed and the fundamental notion of generalized Cassie angle - the apparent contact angle which accounts for the presence of air - is presented. The theory of the dynamics of open-channel microflows is then developed, using the notion of averaged friction length, which accounts for the presence of air along the boundaries of the flow domain. Different channel morphologies are studied and geometrical features, such as valves and capillary pumps, are examined. An introduction to two-phase open-channel microflows is also presented, showing that immiscible plugs can be transported by an open-channel flow. Finally, a selection of interesting applications in the domains of space, materials, medicine and biology is provided, showing the potentialities of open-channel microfluidics.
Testing of composite materials can present complex problems but is
essential in order to ensure the reliable, safe and cost-effective
performance of any engineering structure. This essentially
practical book, complied from the contributions of leading
professionals in the field, describes a wide range of test methods
which can be applied to various types of advanced fibre composites.
The book focuses on high modulus, high strength fibre/plastic
composites and also covers highly anisotrpoic materials such as
carbon, aramid and glass.
Semiconductors and Modern Electronics is a brief introduction to the physics behind semiconductor technologies. Chuck Winrich explores the topic of semiconductors from a qualitative approach to understanding the theories and models used to explain semiconductor devices, which is intended to bring the advanced ideas behind semiconductors to a broader audience of students who will not major in physics. Applications of semiconductors are explored and understood through the models developed in the book. Much of the inspiration for this text comes from Winrich's experience teaching a general electronics course to students majoring in business. The goal of that class, and this work, is to bring forward the science behind semiconductors, and then to look at how that science affects the lives of people.
Agile manufacturing is defined as the capability of surviving and
prospering in a competitive environment of continuous and
unpredictable change by reacting quickly and effectively to
changing markets, driven by customer-designed products and
services. Critical to successfully accomplishing AM are a few
enabling technologies such as the standard for the exchange of
products (STEP), concurrent engineering, virtual manufacturing,
component-based hierarchical shop floor control system, information
and communication infrastructure, etc. The scope of the book is to present the undergraduate and
graduate students, senior managers and researchers in manufacturing
systems design and management, industrial engineering and
information technology with the conceptual and theoretical basis
for the design and implementation of AMS. Also, the book focuses on
broad policy directives and plans of agile manufacturing that guide
the monitoring and evaluating the manufacturing strategies and
their performance. A problem solving approach is taken throughout
the book, emphasizing the context of agile manufacturing and the
complexities to be addressed.
As it results from the very nature of things, the spherical
symmetry of the surrounding of a site in a crystal lattice or an
atom in a molecule can never occur. Therefore, the eigenfunctions
and eigenvalues of any bound ion or atom have to differ from those
of spherically symmetric respective free ions. In this way, the
most simplified concept of the crystal field effect or ligand field
effect in the case of individual molecules can be introduced.
Rapid evolution is taking place in the water market world wide -
driven by increased consumer demand allied to the rarefraction of
clean water. The inherent characteristics of composites materials
associated with current materials and production technology is
allowing the increased use of previously high cost materials and
processes at ever decreasing costs.
Nanogels are three-dimensional nanosized networks that are formed by physically or chemically cross-linking polymers. They have been explored as a drug-delivery system due to their biocompatibility, high stability, particle-size adjustment, drug-loading capability and modification of the surface for active targeting by cognate receptors on the target cells of tissues. Nanogels can respond to stimuli such as pH, temperature, light and redox, which results in the controlled release of drugs and targeting of site by environmental stimuli and prevents accumulation in non-target tissues, minimizing the side effects of the drug. This book aims to provide a general introduction to nanogels and the design of various stimuli-sensitive nanogels that can control drug release in response to specific stimuli.
The welding industry is in the process of change and under
pressure. New processes and new materials are being introduced in
the wake of increasingly tough competition.
This volume examines recent developments in the use of intelligent materials and systems for drug delivery. Controlled release technology is moving from being a simple carrier of active agents to becoming a powerful and flexible method that permits subtle modulation of the delivery profile based on the needs of the biological host. The chapters collected here cover recent advances in materials with responsive properties, novel concepts in controlled release technology, new applications, and microanalytical techniques for rapid and accurate measurements of small samples.
This book contains the fully peer-reviewed papers presented at the
Third Engineering Foundation Conference on Small Fatigue Cracks,
held under the chairmanship of K.S. Ravichandran and Y. Murakami
during December 6-11, 1998, at the Turtle Bay Hilton, Oahu, Hawaii.
This book presents a state-of-the-art description of the mechanics,
mechanisms and applications of small fatigue cracks by most of the
world's leading experts in this field. Topics ranging from the
mechanisms of crack initiation, small crack behavior in metallic,
intermetallic, ceramic and composite materials, experimental
measurement, mechanistic and theoretical models, to the role of
small cracks in fretting fatigue and the application of small crack
results to the aging aircraft and high-cycle fatigue problems, are
covered.
The purpose of this wide-ranging introductory text is to provide a
basic understanding of the underlying science as well as the
engineering applications of composite materials. It explains how
composite materials, with their advantages of high strength with
stiffness, together with low weight and other desirable properties
are formed and discusses the nature of the different types of
reinforcement and matrix - and their interaction. Methods of
production, examples of typical applications and essential data are
all included.
The use of refrigeration, either directly or as part of an air-conditioning system, is essential to almost every branch of industry. There is a need for practitioners to familiarise themselves with
the general principles and methods of refrigeration and air
conditioning, and the types of plant and operation currently in
use.
The Seventh International Conference series on Vision in Vehicles
was held in Marseilles in September 1997. This event was run in
conjunction with the Applied Vision Association, the Ergonomics
Society and with the participation of INRETS (Institut National de
Recherche sur les Transports et leur Securite).
Based on the European Welding Engineer (EWF) syllabus Part 3 -
Construction and Design, this book provides a clear, highly
illustrated and concise explanation of how welded joints and
structures are designed and of the constraints which welding may
impose on the design. It is therefore of value both to the welding
engineer and the design engineer |
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