الصفحة 28
الصفحة 28
Nebulae and How to Observe Them
This book is a mine of information for all levels of amateur astronomy, from relative beginners to experienced observers. In one book, here is all you need to understand and observe those diverse and beautiful objects that fall under the heading of ‘nebulae’.
Nearrings and Nearfields ; Proceedings of the Conference on Nearrings and Nearfields, Hamburg, Germany July 27 - August 3, 2003
This present volume is the Proceedings of the 18th International Conference on Nearrings and Nearfields held at the Helmut-Schmidt-Universitat, Universitat der Bundeswehr Hamburg, from July 27-August 3, 2003. It contains the written versions of the lectures by the five invited speakers. These concern recent developments of planar nearrings, nearrings of mappings, group nearrings and loop-nearrings. One of them is a long and very substantial research paper "The Z-Constrained Conjecture". These are followed by 13 contributions reflecting the diversity of the subject of nearrings and related structures. Besides the purely algebriac structure theory, these papers show many connections of nearring theory with group theory, combinatorics, geometries, and topology, and all contain original research.
Nearest Neighbor Search : A Database Perspective
Modern applications are both data and computationally intensive and require the storage and manipulation of voluminous traditional (alphanumeric) and nontraditional data sets (images, text, geometric objects, time-series). Examples of such emerging application domains are: Geographical Information Systems (GIS), Multimedia Information Systems, CAD/CAM, Time-Series Analysis, Medical Information Sstems, On-Line Analytical Processing (OLAP), and Data Mining. These applications pose diverse requirements with respect to the information and the operations that need to be supported. From the database perspective, new techniques and tools therefore need to be developed towards increased processing efficiency. This monograph explores the way spatial database management systems aim at supporting queries that involve the space characteristics of the underlying data, and discusses query processing techniques for nearest neighbor queries. It provides both basic concepts and state-of-the-art results in spatial databases and parallel processing research, and studies numerous applications of nearest neighbor queries.
Neanderthals Revisited : New Approaches and Perspectives
This volume presents cutting-edge research by leading scientists re-examining the major debates in Neanderthal research with the use of innovative state-of-the art methods and exciting new theoretical approaches.Topics addressed include the re-evaluation of Neanderthal anatomy, inferred adaptations and habitual activities, developmental patterns, phylogenetic relationships, and the Neanderthal extinction; new methods include computer tomography, 3D geometric morphometrics, ancient DNA and bioenergetics. The diverse contributions offer fresh insights and advances in Neanderthal and modern human origins research.
Nb3Sn Accelerator Magnets : Designs, Technologies and Performance
This book is written by world-recognized experts in the fields of applied superconductivity and superconducting accelerator magnet technologies. It provides a contemporary review and assessment of the experience in research and development of high-field accelerator dipole magnets based on Nb3Sn superconductor over the past five decades. The reader attains clear insight into the development and the main properties of Nb3Sn composite superconducting wires and Rutherford cables, and details of accelerator dipole designs, technologies and performance. Special attention is given to innovative features of the developed Nb3Sn magnets. The book concludes with a discussion of accelerator magnet needs for future circular colliders.
Navigational Surgery of the Facial Skeleton and Skull Base
Computer-assisted techniques in the surgery of the facial skeleton including the skull base are depicted for the very first time in this atlas of navigational surgery. Experienced surgeons as well as trainees will benefit from the detailed and well-illustrated information on the use of computer technology in clinical routine, accompanied by the experimental basis of intraoperative accuracy.The interdisciplinary approach brings together maxillofacial surgeons, plastic surgeons, ENT surgeons, and neurosurgeons. New methods of non-invasive referencing and the use of virtual models in the field of oral and cranio-maxillofacial surgery are demonstrated. Clinical cases illustrate the practical use of this new technique.
Navigation and MIS in Orthopaedic Surgery
This textbook offers new insights into the use of computer assisted surgery and minimally invasive surgery in orthopaedic surgery. A comprehensive presentation of scientific work and clinical experience is included encompassing areas of spine, trauma, sports and reconstructive surgery. We have added sections that discuss minimally invasive surgery, as we believe CAS will be an enabling technology for these more challenging approaches by providing a virtual digital "surgical exposure". We have explored areas of new endeavor that may not have current applications.
Navigating Numeracies : Home/School Numeracy Practices
The book aims to further understanding of why some pupils have low achievement in numeracy in the school context. The authors aim to achieve this by a relatively original view that focuses on numeracy as a social practice. They report on their investigations into the meanings and uses of numeracy in school and home and community contexts, using ethnographic-style approaches, including formal and informal interviews and observations. The book will be useful for policy, practice and further research into the teaching and learning of mathematics in schools. It will therefore be of interest to policy makers, teachers and practitioners, academics and practitioners in teacher education, education researchers, and parents and community leaders.
Natures Versatile Engine : Insect Flight Muscle Inside and Out
Integrates knowledge from various disciplines that study muscle function, from single molecule biophysics to flight aerodynamics. This work features information on advances in muscle research, from the molecular to the organismal. It focuses on Drosophila melanogaster, and other species of flying insects are also covered.
Natures Principles
One of the most basic problems in the philosophy of science involves determining the extent to which nature is governed by laws. This volume presents a wide-ranging overview of the contemporary debate and includes some of its foremost participants. It begins with an extensive introduction describing the historical, logical and philosophical background of the problems dealt with in the essays. Among the topics treated in the essays is the relationship between laws of nature and causal laws as well as the role of ceteris paribus clauses in scientific explanations. Traditionally, the problem of the unity of science was intimately connected to the problem of understanding the unity of nature. This fourth volume of Logic, Epistemology, and the Unity of Science tackles these problems as part of our consideration of the most fundamental aspects of scientific understanding.
Nature-Based Solutions to Climate Change Adaptation in Urban Areas : Linkages between Science, Policy and Practice
This book is open access under a CC BY 4.0 license.This book brings together research findings and experiences from science, policy and practice to highlight and debate the importance of nature-based solutions to climate change adaptation in urban areas. Emphasis is given to the potential of nature-based approaches to create multiple-benefits for society
Nature-Based Flood Risk Management on Private Land : Disciplinary Perspectives on a Multidisciplinary Challenge
This book addresses the various disciplinary aspects of nature-based solutions in flood risk management on private land. In recent decades, water management has been moving towards nature-based solutions. These are assumed to be much more multi-purpose than traditional “grey infrastructures” and seem to be regarded as a panacea for many environmental issues. At the same time, such measures require more – and mostly privately owned – land and more diverse stakeholder involvement than traditional (grey) engineering approaches. They also present challenges related to different disciplines. Nature-based solutions for flood risk management not only require technical expertise, but also call for interdisciplinary insights from land-use planning, economics, property rights, sociology, landscape planning, ecology, hydrology, agriculture and other disciplines to address the challenges of implementing them. Ultimately, nature-based flood risk management is a multi-disciplinary endeavor.
Nature, Value, Duty : Life on Earth with Holmes Rolston, III
"Nature Value and Duty: Life on Earth with Holmes Rolston, III" is a collection of contemporary writings on the work of Holmes Rolston, III. The authors contributing to this volume are a mixture of senior scholars in environmental ethics and new voices in philosophy and in literature. Together they provide an in depth evaluation of many of the topics discussed by Rolston. They probe the strengths and weaknesses of his work and suggest valuable correctives. Rolston himself, in a detailed reply to each of his critics at the end of the volume, reveals where some of these criticisms sting him the most and in the process provides one of the most detailed and articulate defenses of his position ever offered."
Nature Inspired Problem-Solving Methods in Knowledge Engineering ; 2nd International Work-Conference on the Interplay Between Natural and Artificial Computation, IWINAC 2007, La Manga del Mar Menor, Spain, June 18-21, 2007, Proceedings, Part II
The second of a two-volume set, this book constitutes the refereed proceedings of the Second International Work-Conference on the Interplay between Natural and Artificial Computation, IWINAC 2007, held in La Manga del Mar Menor, Spain in June 2007.
Nature Inspired Cooperative Strategies for Optimization (NICSO 2007)
The aim for NICSO 2007 was to provide a forum were the latest ideas and state of the art research related to cooperative strategies for problem solving arising from Nature could be discussed. The contributions collected in this book were strictly peer reviewed by at least three members of the international programme committee, to whom we are indebted for their support and assistance. The topics covered by the contributions include several well established nature inspired techniques like Genetic Algorithms, Ant Colonies, Artificial Immune Systems, Evolutionary Robotics, Evolvable Systems, Membrane Computing, Quantum Computing, Software Self Assembly, Swarm Intelligence, etc.
Nature Conservation : Concepts and Practice
This book provides a multi-disciplinary coverage of the broad fields of species, community and landscape conservation.
Natural Skincare Cosmetics
Aging skin is suffering of decrease pigment-containing cells and overproduction of melanin in the skin, also changes in the connective tissue reduce the skin's strength and elasticity. Over the last 20 years, clinical and laboratory studies have identified the benefits of an array of natural ingredients for skin care. A variety of skin care products exist in today’s marketplace. They fulfill a variety of functions by either acting directly on the skin (e.g., moisturizers) or being a cosmetically elegant vehicle for the delivery of specific active ingredients (e.g., sunscreens or antipruritic or antiacne medicaments). Certain ingredients used in cosmeceuticals may be claimed to be therapeutic for common skin diseases. These ingredients are regulated as over the counter (OTC) drug monographs for acne, dermatitis/psoriasis, skin protectant, topical analgesia and sunscreens, by the Food and Drug Administration (FDA)
Natural Resistance Mechanisms of Plants to Viruses
Resistance phenomena such as the local lesion response, induced resistance, "green islands" and resistance in various crop plants are linked with new information on gene-silencing mechanisms, gene silencing suppressors, movement proteins and plasmodesmatal gating, downstream signalling components, and more.
Natural products and human diseases : Pharmacology, molecular targets, and therapeutic benefits
Provides insight into the clinical and translational application of natural products in human diseases Details the impact of natural products on a molecular basis Describes the identification of biomarkers, therapeutic effects of phytochemicals, and and new targets
Natural Products : Drug Discovery and Therapeutic Medicine
Although the natural product drug discovery programs of the large drug companies are now equaled by programs for the high throughput screening of synthetic compounds generated through combinatorial chemistry, natural compounds still hold great promise to overcome such problems as antibiotic resistance, the emergence of new diseases, the failure to conquer old diseases, and the toxicity of some contemporary medical products. In Natural Products: Drug Discovery and Therapeutic Medicine, a panel of recognized experts and leaders in the field discuss the past successes of natural products as medicines and review future possibilities arising from both conventional and new technologies. High-performance liquid chromatography profiling, combinatorial synthesis, genomics, proteomics, DNA shuffling, bioinformatics, and genetic manipulation all now make it possible to rapidly evaluate the activities of extracts as well as purified components derived from microbes, plants, and marine organisms. The authors apply these methods to new natural product drug discovery, to accessing microbial diversity, to investigating specific groups of products (Chinese herbal drugs, antitumor drugs from microbes and plants, terpenoids, and arsenic compounds), and to exploiting specific sources (the sea, rainforest, and endophytes). These new opportunities show how research and development trends in the pharmaceutical industry can advance to include both synthetic compounds and natural products, and how this paradigm shift can be more productive and efficacious.
