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Books > Professional & Technical > Mechanical engineering & materials > Materials science > General
Aggregation-induced emission (AIE) stands for an intriguing phenomenon in which a series of non-emissive molecules in solutions are induced to emit strongly in the aggregate or solid state. The concept of AIE was first coined by author Ben Zhong Tang in 2001, when he and his co-workers serendipitously discovered that 1-methyl-1,2,3,4,5-pentaphenylsilole was almost non-emissive in ethanol solution but became extremely bright in water-ethanol mixtures. Over the past 15 years, AIE has grown into a research field with high visibility and broad impact across both science and technology. Aggregation-Induced Emission: Materials and Applications summarizes the recent advances in AIE research, ranging from fundamentals, such as design, synthesis, and optical properties of AIE-active molecules, to mechanism studies supported by modeling and experimental investigations, and further to promising applications in the fields of energy, environment, and biology. The topics covered in Volume 2 include: AIE polymers; AIE-induced chirogenesis; Room-temperature phosphorescent AIE molecules; Liquid crystalline AIE molecules; AIE materials for energy devices; New chemo- and biosensors with AIE molecules; Cell structure and function imaging with AIE molecules; and AIE materials in drug delivery and therapy.
Corrosion is a huge issue for materials, mechanical, civil and
petrochemical engineers. With comprehensive coverage of the
principles of corrosion engineering, this book is a one-stop text
and reference for students and practicing corrosion engineers.
Highly illustrated, with worked examples and definitions, it covers
basic corrosion principles, and more advanced information for
postgraduate students and professionals. Basic principles of
electrochemistry and chemical thermodynamics are incorporated to
make the book accessible for students and engineers who do not have
prior knowledge of this area. Each form of corrosion covered in the
book has a definition, description, mechanism, examples and
preventative methods. Case histories of failure are cited for each
form. End of chapter questions are accompanied by an online
solutions manual.
Microporous materials, including both zeolites and
aluminophosphates are amongst the most fascinating classes of
materials, with wide ranging important applications in catalysis,
gas separation and ion exchange. The breadth of the field has,
moreover, been extended in the last ten years by the discovery of
the versatile and exciting ranges of mesoporous materials.
Exhaustive, authoritative and comprehensive, using 160 statistical
tables, this book addresses the fundamental structure of materials
and remediation, and looks at the properties of water and
water-induced degradation and deterioration, with chapters on
moisture effects in buildings and materials, corrosion theory and
metal protection. The authors explain the behaviour of materials in
fires, fundamental fire resistance principles and techniques,
calculation of flame temperatures, and the removal of heat by
nitrogen and other combustion products. It addresses properties
performance, degradation of masonry, plastics, adhesives, sealants,
timber, glass and fibre composites, metals and alloy elements.
Phase diagrams show cooling curves and structure for metals and
alloys. Concrete technology is developed in relation to
degradation, electro-potential mapping and cathodic protection of
reinforced concrete. The book is fully updated to current British
and European standards.
Based on the Institute of Concrete Technology's Advanced Concrete
Technology Course, these four volumes are a comprehensive
educational and reference resource for the concrete materials
technologist. An expert international team of authors from
research, academia and industry has been brought together to
produce this unique series. Each volume deals with a different
aspect of the subject: constituent materials, properties, processes
and testing and quality. With worked examples, case studies and
illustrations throughout, the books will be a key reference for the
concrete specialist for years to come.
Based on the Institute of Concrete Technology's Advanced Concrete
Technology Course, these four volumes are a comprehensive
educational and reference resource for the concrete materials
technologist. An expert international team of authors from
research, academia and industry has been brought together to
produce this unique series. Each volume deals with a different
aspect of the subject: constituent materials, properties, processes
and testing and quality. With worked examples, case studies and
illustrations throughout, the books will be a key reference for the
concrete specialist for years to come.
BBased on the Institute of Concrete Technology's advanced course,
the Advanced Concrete Technology series is a comprehensive
educational and reference resource for the concrete materials
technologist. An expert international team of authors from
research, academia, and industry have come together to produce this
unique reference source.
The International Symposium in Brittle Matrix Composites October 13-15, 2003 covers a wide spectrum of topics including cement based composites, ceramic composites and brittle polymer matrix composites. In the papers various topics and issues are considered such as: analytical and numerical studies related to the design of composites, prediction of behaviour and verification of strength and stability, testing methods, manufacturing processes and repair, environmental effects and durability assessment. The present volume of 55 papers proves that there are still many problems in the field of brittle matrix composites deserving theoretical and experimental investigations and that new solutions to these problems are needed for practical application in civil engineering, industrial structures, machinery and other domains.
In addition to offering guidance and assistance for further
experimentation, the book indicates new ways to extend the body of
data in particular areas such as lattice resistance to glide.
A surge of new molding technologies is transforming plastics processing and material forms to the highly efficient, integrated manufacturing that will set industry standards in the early years of the new century. This book is a survey of these technologies, putting them into context and accentuating opportunities. The relations among these technologies are analyzed in terms of: Products: auto parts (e.g. bumpers, trim, keyless entry module, blower switch housing), business machines chassis, pallets, furniture, handles, television housings, covers, golf club shafts, connectors, notebook casing, switches, sensors, antennas, sockets, lighting, cellular phone housing, submicron parts, and medical devices. Materials: composition, resin consideration, blends, structure (skin/core), shrinkage, viscosity, weld line strength, structural properties, morphology, reinforcement, surface roughness. Processing: macroscopic structure, size and shape, typical problems and their solutions, flow length, injection pressure prediction, process simulation, processing parameters, tooling issues, rheology, rheokinetics, flow equations, flow simulation, no-slip boundary conditions, pressure loss, surface appearance, manufacturing cost, leakage modelling, set-up criteria, optimization of molding parameters non-return valve applications. Geometry: function (enclosure/support) and complexity (symmetric/three-dimensional), molding window, filling of complex-art, design optimization, x-ray tomography, image reconstruction, acoustic imaging, warpage calculation, simulation and calculation, flow channels, and tight tolerance.
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.
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.
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.
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. |
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