By the year 2020, the basic memory components of a computer will be the size of individual atoms. At such scales, the current theory of computation will become invalid. "Quantum computing" is reinventing the foundations of computer science and information theory in a way that is consistent with quantum physics - the most accurate model of reality currently known. Remarkably, this theory predicts that quantum computers can perform certain tasks breathtakingly faster than classical computers – and, better yet, can accomplish mind-boggling feats such as teleporting information, breaking supposedly "unbreakable" codes, generating true random numbers, and communicating with messages that betray the presence of eavesdropping. This widely anticipated second edition of Explorations in Quantum Computing explains these burgeoning developments in simple terms, and describes the key technological hurdles that must be overcome to make quantum computers a reality. This easy-to-read, time-tested, and comprehensive textbook provides a fresh perspective on the capabilities of quantum computers, and supplies readers with the tools necessary to make their own foray into this exciting field. Topics and features: concludes each chapter with exercises and a summary of the material covered; provides an introduction to the basic mathematical formalism of quantum computing, and the quantum effects that can be harnessed for non-classical computation; discusses the concepts of quantum gates, entangling power, quantum circuits, quantum Fourier, wavelet, and cosine transforms, and quantum universality, computability, and complexity; examines the potential applications of quantum computers in areas such as search, code-breaking, solving NP-Complete problems, quantum simulation, quantum chemistry, and mathematics; investigates the uses of quantum information, including quantum teleportation, superdense coding, quantum data compression, quantum cloning, quantum negation, and quantum cryptography; reviews the advancements made towards practical quantum computers, covering developments in quantum error correction and avoidance, and alternative models of quantum computation. This text/reference is ideal for anyone wishing to learn more about this incredible, perhaps "ultimate," computer revolution. Dr. Colin P. Williams is Program Manager for Advanced Computing Paradigms at the NASA Jet Propulsion Laboratory, California Institute of Technology, and CEO of Xtreme Energetics, Inc. an advanced solar energy company. Dr. Williams has taught quantum computing and quantum information theory as an acting Associate Professor of Computer Science at Stanford University. He has spent over a decade inspiring and leading high technology teams and building business relationships with and Silicon Valley companies. Today his interests include terrestrial and Space-based power generation, quantum computing, cognitive computing, computational material design, visualization, artificial intelligence, evolutionary computing, and remote olfaction. He was formerly a Research Scientist at Xerox PARC and a Research Assistant to Prof. Stephen W. Hawking, Cambridge University.
As miniaturisation deepens, and nanotechnology and its machines become more prevalent in the real world, the need to consider using quantum mechanical concepts to perform various tasks in computation increases. Such tasks include: the teleporting of information, breaking heretofore "unbreakable" codes, communicating with messages that betray eavesdropping, and the generation of random numbers. This is the first book to apply quantum physics to the basic operations of a computer, representing the ideal vehicle for explaining the complexities of quantum mechanics to students, researchers and computer engineers, alike, as they prepare to design and create the computing and information delivery systems for the future. Both authors have solid backgrounds in the subject matter at the theoretical and more practical level. While serving as a text for senior/grad level students in computer science/physics/engineering, this book has its primary use as an up-to-date reference work in the emerging interdisciplinary field of quantum computing - the only prerequisite being knowledge of calculus and familiarity with the concept of the Turing machine.
This book is designed to help its readers go 'beyond the separate self'; that is to free oneself from obsessive thinking and worrying about one's self-image, health, wealth, status, achievements, lack of achievements, past, future and ultimate survival." -- p. 5.
Ireland and Cultural Theory is a unique and timely collection offering the first major assessment of how theoretical readings of 'Ireland' and Irish culture have begun to question the grounds of debate in Irish studies. Contributions engage with the concept of the 'authentic' in Irish culture through analyses of film, television and literature, emigration, and institutional critical practice. This lively and challenging volume will be of interest to lecturers and students in the field of cultural studies, Irish studies and critical theory.
This text, now in its fully-updated third edition, continues to offer a comprehensive synthesis of the key issues associated with tourism, leisure and recreation.
Housing systems in many countries are now more market-oriented than ever before. This is particularly true of the UK, where there is heightened interest in the ability of the market to deliver new housing, as well as considerable debate among housing academics and policy makers over the extent to which policy instruments can be used to steer market processes. This increased market orientation means a greater understanding of market economics is needed. The challenges of providing affordable housing, while simultaneously addressing the problems of low demand housing in some areas, together with the revitalisation of neighbourhoods in need of renewal, also underline the need for a better understanding of the structure and operation of housing markets at local and neighbourhood level. This timely contribution to the field addresses the main housing and planning policy challenges in the UK today. It does so by examining the structure and operation of the urban housing system and then exploring both conceptual and empirical analyses of the workings of the market. The authors then consider the lessons for policy makers, discussing the limitations of the policy framework and considering the strategies for integrating market information into the analysis undertaken in practice. Housing Markets & Planning Policy is an invaluable advanced text for students of land economy, land management, urban planning, housing and urban studies. The authors provide a uniquely detailed analysis of an important policy area that builds on a strong theoretical basis drawn from housing economics. With the challenges posed by the instability of the housing market, it will be of particular interest to academic researchers, policy-makers and housing and planning practitioners.
There is a growing desire to install electronic power and control systems in high temperature harsh environments to improve the accuracy of critical measurements, reduce the amount of cabling and to eliminate cooling systems. Typical target applications include electronics for energy exploration, power generation and control systems. Technical topics presented in this book include:• High temperature electronics market• High temperature devices, materials and assembly processes• Design, manufacture and testing of multi-sensor data acquisition system for aero-engine control• Future applications for high temperature electronicsHigh Temperature Electronics Design for Aero Engine Controls and Health Monitoring contains details of state of the art design and manufacture of electronics targeted towards a high temperature aero-engine application. High Temperature Electronics Design for Aero Engine Controls and Health Monitoring is ideal for design, manufacturing and test personnel in the aerospace and other harsh environment industries as well as academic staff and master/research students in electronics engineering, materials science and aerospace engineering.
Examines how the five mainstream religions conceive of 'our place in the universe' by considering their beliefs concerning: God; the creation; the nature of man; the purpose of life; and the afterlife.
Poplulation migration is one of the demographic and social processes which have structured the British economy and society over the last 250 years. It affects individuals, families, communities, places, economic and social structures and governments. This book examines the pattern and process of migration in Britain over the last three centuries. Using late 1990s research and data, the authors have shed light on migrations patterns including internal migration and movement overseas, its impact on social and economic change, and highlights differences by gender, age, family, position, socio-economic status and other variables.
The last two decades of the twentieth century saw the most fundamental changes in British social policy since the creation of the welfare state in the 1940s. From Margaret Thatcher's radical reassessment of the role of the state to Tony Blair's 'Third Way', the voluntary sector has been at the heart of these changes. At the beginning of the twenty-first century, voluntary organisations have been cast in leading roles on the social policy stage. They are expected to make key contributions to countering social exclusion; to regenerating communities; to providing social housing and welfare services; to promoting international aid and development; and to developing and sustaining democratic participation and the active community. But how are voluntary sector organisations grappling with the implications of their new, expanded role? How is their relationship with the state changing in practice? This book, which has its origins in an international conference of leading academics in the field, provides answers to these pressing questions. It analyses the numerous and complex ways in which the formulation and implementation of social policy is dependent on the contributions of the voluntary sector. It discusses the impact of the new policy environment on voluntary organisations. And it suggests that the successful implementation of social policy requires government to acknowledge and nurture the distinctive features and contributions of voluntary sector organisations. Voluntary Organisations and Social Policy in Britain is essential reading not only for the many people studying, working in or working with the voluntary sector in Britain but also for anyone who is interested in the formulation and implementation of social policy.
Cross and Tapper on Evidence discusses the theory and practice of this field, and provides criticism and comment on the law, drawing on numerous recent cases to illustrate the workings of the law. It has been fully revised and rewritten to take into account the radical and controversial newCriminal Justice Act 2003. Major changes brought about by the new legislation, including those relating to the effect on acquittals, all the rules relating to character, and the hearsay rule in criminal cases, have been fully incorporated into the text.
The book looks at world-wide evidence on issues surrounding bilingualism and bilingual education. These issues include the relationship between bilingualism and intelligence, the advantages and disadvantages of bilingual education and the role of attitude and motivation in bilingualism.
The minority language and culture of Wales is under threat. Building on a computer analysis of the 1981 Welsh language Census data, the book provides evidence of a language moving slowly towards extinction. Each chapter examines an issue which is of significance in most minority language situations, but is exemplified in the Welsh context.
This Modern Guide presents a comprehensive synthesis of contemporary thought on the informal economy, which, as the author demonstrates – far from being a peripheral feature of the global economy – is a system in which the majority of the global workforce are employed and which has pervasive detrimental effects. Formalising it is therefore a priority for most governments.
Cross & Tapper continues to provide exceptionally clear and detailed coverage of the modern law of evidence, with an element of international comparison. The foremost authority in the area, it is a true classic of legal literature.
Originally published in 1994, The Earth, Humanity and God discusses the relationship between science and religion. The book discusses the condition of the earth (as it was at the time of publication) and the future prospects of the planet, arguing that neither the conventional "mechanistic" view nor "New Age" philosophy helps alone in evaluating our relationship with the Earth. The book examines methods of combatting the threats to the Earth exploring both a scientific and non-scientific stance, investigating the uncontrolled expansion of technology as well as empirical pre-scientific mysticism. The book also explores the resurgence in ancient ideas of "Mother Earth" as a dangerous piece of romantic irrationality and suggests, that these views pose a danger to religious/scientific examinations. The book suggests instead a hard-headed attempt to relate Biblical and scientific data, and that this in turn can yield a valuable new understanding of the problems facing the world.
The main aim of this book is to act as a stand-alone guide to, and practices for, Awakening from the dream of being a separate object in a universe of such by following 'The Direct Path'. It is composed of articles, resulting from my further investigations (and contemplations) into the nature of Reality and replies to questions since the publication of 'Enlightenment Is For All'. The secondary theme of the book is to answer the five big fundamental questions: 1. God: Is there a God, or an Absolute and if so what is its nature? 2. Creation: How was the universe created and what is the nature and purpose of this creation? 3. The Nature of Man: What is the essential nature of a human being - are we ephemeral material beings or do we possess some kind of indestructible essence? 4. The Purpose of Life: What is the purpose of life? 5. The Afterlife: What happens upon the death of the human body? Does this entail annihilation or is there some kind of afterlife and, if so, what is its nature?
Recent Advances in Surgery 26 is the latest volume in the successful and well-established Recent Advances series. This title is updated annually, covering the latest trends within surgery and reflecting any changes to the professional examinations for surgeons. Recent Advances in Surgery 26 has contributions on important topics relevant to the management of all surgical patients, providing in-depth reviews of important advancing areas in surgical subspecialties. This wide scope makes this book an ideal choice for the busy consultant as well as an essential read for students of surgery at all levels. Suitable for experienced medical professionals, as well as students and candidates of the MRCS/AFRCS, this edition reviews the latest trends within surgery and forms a useful update of general surgery for candidates of the Intercollegiate examination. Over 30 contributors, who are recognized experts in their particular field, provide in-depth reviews of important topics relevant to the management of all surgical patients and advancing areas in surgical subspecialties.
As the first edition of this book was going through the publication process, a revolution was taking place in the technologies available for the study of enzymes. The techniques of molecular biology, especially in genetic engineering of organisms and in site specific mutagenesis of genes, were established and were being brought into use to solve many problems in in enzymology. Added to these fundamental and applied science, not least advances the possibility of generating catalysts from antibodies has become a topic of major interest. These major innovations have changed the emphasis of much bioorganic research; whereas in the past, the protein was often the 'sleeping partner' ina study, its detailed function is now the major focus of scientific interest. Similarly in industry, the potential of genetically manipulated organisms to satisfy the needs for the production of chemicals and foodstuffs has been widely recognised. The second edition of 'Enzyme Chemistry, Impact and Applications' takes on board these new develop ments whilst maintaining the overall aims and views of the first edition. Many of the chapters have been completely rewritten to take account of advances in the last five years especially with regard to the impact of biologically based technologies. Although the book continues to approach its subject matter from the point of view of the chemist, the increased interdisciplinary content of much modern science will be obvious from the discussion.
By the year 2020, the basic memory components of a computer will be the size of individual atoms. At such scales, the current theory of computation will become invalid. "Quantum computing" is reinventing the foundations of computer science and information theory in a way that is consistent with quantum physics - the most accurate model of reality currently known. Remarkably, this theory predicts that quantum computers can perform certain tasks breathtakingly faster than classical computers – and, better yet, can accomplish mind-boggling feats such as teleporting information, breaking supposedly "unbreakable" codes, generating true random numbers, and communicating with messages that betray the presence of eavesdropping. This widely anticipated second edition of Explorations in Quantum Computing explains these burgeoning developments in simple terms, and describes the key technological hurdles that must be overcome to make quantum computers a reality. This easy-to-read, time-tested, and comprehensive textbook provides a fresh perspective on the capabilities of quantum computers, and supplies readers with the tools necessary to make their own foray into this exciting field. Topics and features: concludes each chapter with exercises and a summary of the material covered; provides an introduction to the basic mathematical formalism of quantum computing, and the quantum effects that can be harnessed for non-classical computation; discusses the concepts of quantum gates, entangling power, quantum circuits, quantum Fourier, wavelet, and cosine transforms, and quantum universality, computability, and complexity; examines the potential applications of quantum computers in areas such as search, code-breaking, solving NP-Complete problems, quantum simulation, quantum chemistry, and mathematics; investigates the uses of quantum information, including quantum teleportation, superdense coding, quantum data compression, quantum cloning, quantum negation, and quantum cryptography; reviews the advancements made towards practical quantum computers, covering developments in quantum error correction and avoidance, and alternative models of quantum computation. This text/reference is ideal for anyone wishing to learn more about this incredible, perhaps "ultimate," computer revolution. Dr. Colin P. Williams is Program Manager for Advanced Computing Paradigms at the NASA Jet Propulsion Laboratory, California Institute of Technology, and CEO of Xtreme Energetics, Inc. an advanced solar energy company. Dr. Williams has taught quantum computing and quantum information theory as an acting Associate Professor of Computer Science at Stanford University. He has spent over a decade inspiring and leading high technology teams and building business relationships with and Silicon Valley companies. Today his interests include terrestrial and Space-based power generation, quantum computing, cognitive computing, computational material design, visualization, artificial intelligence, evolutionary computing, and remote olfaction. He was formerly a Research Scientist at Xerox PARC and a Research Assistant to Prof. Stephen W. Hawking, Cambridge University.
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