Failure in Geomaterials offers a unified view of material failure as an instability of deformation modes framed within the theory of bifurcation. Using mathematical rigor, logic, physical reasoning and basic principles of mechanics, the authors develop the fundamentals of failure in geomaterials based on the second-order work criterion. Various forms of rupture modes and material instabilities in granular materials are explored both analytically and numerically with lab experimental observations on sand as a backdrop. The authors provide a clear picture of inelastic deformations and failure of geomaterials under various loading conditions. A unique feature of the book is the systematic application of the developed theory to the failure analysis of some selected engineering problems such as soil nailing, landslides, energy resource extraction, and internal erosion in soils. Provides the fundamentals of the mechanics of geomaterials for a detailed background on the subject Integrates a rigorous mathematical description of failure with mechanisms based on microstructure Helps users apply mathematical models of solid mechanics to engineering practice Contains a systematic development of the fundamentals of failure in heterogeneous multiphasic materials
Multiscale Computation of Failure in Granular Materials: A Geomechanics Perspective examines the multiscale modeling of geomaterials with emphasis on their mechanical and failure behaviors. Multiscale approaches are introduced in which the underlying particle micromechanics are described and ultimately homogenized to give way to enrich or structure macroscopic constitutive relationships endowed with small-scale information. The pertinence of such models within continuum approaches is highlighted-for example, the finite element method capturing rich failure modes implicating strain localization, fracture, and diffuse phenomena. The analysis of failure through discrete element modeling is also presented. Finally, the presence of liquid and gas phases within a granular material is covered in relation to saturated and partially saturated media. This book consolidates basic research information such as granular micromechanics, homogenization techniques, and multiscale modeling, including finite element and discrete element modeling paradigms all in one place. Consolidates basic research information such as granular micromechanics, homogenization techniques, and multiscale modeling, including finite element and discrete element modeling paradigms Suitable for an audience comprised of graduate students at Master s and PhD levels including Post Docs and young researchers Features engineering applications to illustrate the physical aspects of mathematical concepts Highlights the pertinence of models with continuum approaches
Policy-based data management enables the creation of community-specific collections. Every collection is created for a purpose. The purpose defines the set of properties that will be associated with the collection. The properties are enforced by management policies that control the execution of procedures that are applied whenever data are ingested or accessed. The procedures generate state information that defines the outcome of enforcing the management policy. The state information can be queried to validate assessment criteria and verify that the required collection properties have been conserved. The integrated Rule-Oriented Data System implements the data management framework required to support policy-based data management. Policies are turned into computer actionable Rules. Procedures are composed from a Micro-service-oriented architecture. The result is a highly extensible and tunable system that can enforce management policies, automate administrative tasks, and periodically validate assessment criteria. Table of Contents: Introduction / Integrated Rule-Oriented Data System / iRODS Architecture / Rule-Oriented Programming / The iRODS Rule System / iRODS Micro-services / Example Rules / Extending iRODS / Appendix A: iRODS Shell Commands / Appendix B: Rulegen Grammar / Appendix C: Exercises / Author Biographies
Richard P. Feynman (1918–1988) was widely recognized as the most creative physicist of the post–World War II period. His career was extraordinarily expansive. From his contributions to the development of the atomic bomb a Los Alamos during World War II to his work in quantum electrodynamics, for which he was awarded the Nobel Prize in 1965, Feynman was celebrated for his brilliant and irreverent approach to physics.It was Feynman's outrageous and scintillating method of teaching that earned him legendary status among students and professors of physics. From 1961–1963, Feynman, at the California Institute of Technology, delivered a series of lectures that revolutionized the teaching of physics around the world. Six Easy Pieces, taken from the famous Lectures on Physics, represents the most accessible material from this series. In these six chapters, Feynman introduces the general reader to the following topics: atoms, basic physics, the relationship of physics to other topics, energy, gravitation, and quantum force. With his dazzling and inimitable wit, Feynman presents each discussion without equations or technical jargon.Readers will remember how—using ice water and rubber—Feynman demonstrated with stunning simplicity to a nationally televised audience the physics of the 1986 Challenger disaster. It is precisely this ability—the clear and direct illustration of complex theories—that made Richard Feynman one of the most distinguished educators in the world. Filled with wonderful examples and clever illustrations, Six Easy Pieces is the ideal introduction to the fundamentals of physics by one of the most admired and accessible scientists of our time.
China is fast becoming a true rival of the United States, and in this surprising, convincing book, two major foreign policy thinkers delve into the perilous consequences of this new dynamic.
Focuses on cross-Strait relations during Ma Ying-jeou's first term, assessing the impact of stabilization on economics, politics, and security and the implications for resolution of Taiwan and China's fundamental dispute. Examines how Taiwan can strengthen itself; how China can promote a mutually acceptable outcome; and how Washington can protect its interests in South Asia"--Provided by publisher.
This book is also available through the Introductory Engineering Custom Publishing System. If you are interested in creating a course-pack that includes chapters from this book, you can get further information by calling 212-850-6272 or sending email inquiries to engineerjwiley.com. The authors offer a set of objectives at the beginning of each chapter plus a clear, concise description of abstract concepts. Focusing on preparing students to solve practical problems, it includes numerous colorful illustrative examples. Along with updated material on MOSFETS, the CRO for use in lab work, a thorough treatment of digital electronics and rapidly developing areas of electronics, it contains an expansive glossary of new terms and ideas.
This comprehensive guide features alphabetical listings of more than 250 illnesses, information on their treatment in both Western and Chinese medicine, and more than 750 herbal formulas used to treat specific complaints.
An evolution of attitudes towards pre-Christian custom in , North-West Europe, as shown in early .medieval word-fields and texts in Old English and Old Icelandic literature, is represented in six variously focussed studies. The first three chapters, Pagan Words, form a network of research on pre-Christian concepts of mind and soul as they survived, still active, in Christianized heroic poetry. This was part of. the heathen matrix through which the first expressions of Christianity in Old English and Icelandic literature were possible. The second half of this book, Christian Meanings, shows .how the same Christian literature produced reinterpretations of paganism. The literary range stretches from the earliest epic formulae to the polished genealogical novels of thirteenth-century Iceland- An ancient tradition of augury is invoked by the poet of The Seafarer to illustrate a believer's passage to heaven. In Havamal, an artificially pagan creed of ritual teaching and responses is compiled in Iceland as an antiquarian entertainment, perhaps on a Christian model. The last chapter shows a variety of Christian interpretations of, paganism in four sagas of Icelanders from the early to late thirteenth century. Overall where paganism was concerned, the tendency was first to cast off a way of life, then later, when that life was lost forever, to reinvent it for the imagination.
Telecom Times, an anniversary print issue of the online telco news portal. Following its first year of publication, the magazine's editor and founder Richard van der Draay presents a commemorative print issue.
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