الصفحة 38
الصفحة 38
Growth of the pediatric skeleton : A primer for radiologists
The book is an organized approach to understanding bone growth and disease. It integrates anatomic and radiologic knowledge of enchondral and membranous bone growth and emphasizes the similarities of the physis and acrophysis in development. While mainly written for trainees in radiology, pediatrics, and orthopedics, it will also be useful to practitioners in these fields.
Growth Dynamics of Conifer Tree Rings : Images of Past and Future Environments
Each tree ring contains an image of the time when the ring formed, projected onto the ring's size, structure, and composition. Tree rings thus are natural archives of past environments, and contain records of past climate. While dendrochronologists have investigated the impact of climate on tree-ring growth by empirical–statistical methods, this volume presents a process-based model complementing previous approaches. Basic ideas concerning the biology of tree-ring growth and its control by environmental factors are treated, especially for conifers. The use of the model is illustrated by means of several examples from widely differing environments, and possible future directions for model development and application are discussed. The volume provides an improved mechanistic basis for the interpretation of tree rings as records of past climate. It advances process understanding of the large-scale environmental control of wood growth. As forests are the main carbon sink on land, the results are of great importance for all global change studies.
Group theory : Application to the physics of condensed matter
Every process in physics is governed by selection rules that are the consequence of symmetry requirements. The beauty and strength of group theory resides in the transformation of many complex symmetry operations into a very simple linear algebra. This concise and class-tested book has been pedagogically tailored over 30 years MIT and 2 years at the University Federal of Minas Gerais (UFMG) in Brazil. The approach centers on the conviction that teaching group theory in close connection with applications helps students to learn, understand and use it for their own needs. For this reason, the theoretical background is confined to the first 4 introductory chapters (6-8 classroom hours). From there, each chapter develops new theory while introducing applications so that the students can best retain new concepts, build on concepts learned the previous week, and see interrelations between topics as presented.
Group 13 Chemistry III : Industrial Applications
The present issue of Structure and Bonding is dedicated to applied group 13 chemistry, particularly for the elements boron and aluminum, and to a lesser degree gallium and indium. Although boron is a trace element (0.01 g kg 1) in the earth's crust, it has been concentrated in a few locations by geochemical processes and is relatively easy to mine as borax. Aluminum, on the other hand, is the most abundant metal in the earth's crust (82 g kg 1) and dispersed widely throughout the globe. In the chapter Schubert explains the close relationship between the basic properties of the boron compounds and their associated uses. The remaining four chapters focus, to some degree, on aluminum. Since a great deal of literature exists in this area, these chapters are more focused on areas of emerging utility, and contain a great deal of fundamental information. Uhl's contribution in Chapter 2 provides basic synthesis and structural information for aluminum and gallium hydrazides. These types of compounds are being explored as potential molecular precursors to metal nitrides such as the important blue green laser material gallium nitride.
Groundwater Recharge from Run-off, Infiltration and Percolation
This book first discusses the recharge fluxes relating both to the quantity and quality of groundwater. In order to face the threats to the water supply and to be able to maintain a sustainable water management policy, detailed knowledge is needed in between others on the surface to subsurface transformation link in the water cycle. Secondly, the presentation and comparison of both the traditional and modern approach to determine groundwater recharge is discussed. The traditional approach to determine groundwater recharge, is based on water balance estimates and hydraulic considerations, which yield instantaneous values at best but do not integrate the totality of recharge pathways in time and space. In contrast, environmental tracers do integrate these factors. Finally, the fate of groundwater recharge in the subsurface by hydraulic and geologic means is discussed in detail, in order to stimulate adapted groundwater management strategies and to better assess consequences of climate changes on groundwater resources as a whole.
Groundwater overexploitation in the North China Plain : A path to sustainability
Over-pumping of aquifers is a worldwide problem, mainly caused by agricultural water use. Among its consequences are the falling dry of streams and wetlands, soil subsidence, die-off of phreatophytic vegetation, saline water intrusion, increased pumping cost and loss of storage needed for drought relief.
Groundwater Geochemistry : A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems
Numerical groundwater flow, transport, and geochemical models are important tools besides classical deterministic and analytical approaches. Solving complex linear or non-linear systems of equations, commonly with hundreds of unknown parameters, is a routine task for a PC. Modeling hydrogeochemical processes requires a detailed and accurate water analysis, as well as thermodynamic and kinetic data as input. Thermodynamic data, such as complex formation constants and solubility-products, are often provided as databases within the respective programs. However, the description of surface-controlled reactions (sorption, cation exchange, surface complexation) and kinetically controlled reactions requires additional input data. Unlike groundwater flow and transport models, thermodynamic models, in principal, do not need any calibration.
Grippers in Motion : The Fascination of Automated Handling Tasks
This book shows you how to ensure process reliability on the basis of combining the right components with advanced application know-how. By explaining basic preconditions of the gripping process and highlighting the milestones of automation history, we guide you all the way through to the center of the handling process – the workpiece. Its ambient conditions and setup are clearly defined as well as the process of setting grippers in motion. Starting with simple linear movements up to multi-axis kinematics, you are provided with the details for practical solutions.
Grid Computing Security
In this book Chakrabarti has structured the issues pertaining to grid computing security into three main categories: architecture-related, infrastructure-related, and management-related issues. He discusses all three categories in detail, presents existing solutions, standards, and products, and pinpoints their shortcomings and open questions.
Greenhouse gas emissions - fluxes and processes : Hydroelectric reservoirs and natural environments
In a time when an unquestionable link between anthropogenic emissions of greenhouse gases and climatic changes has finally been acknowledged and * widely documented through IPCC reports, the need for precise estimates of greenhouse gas (GHG) production rates and emissions from natural as well as managed ecosystems has risen to a critical level.
Green new deal landscapes : Architectural design
Explores the principles behind the Green New Deal and how they apply to the architectural and landscape professions. Whatever form the Green New Deal will take and is taking, it will be materialised through infrastructure, buildings, landscapes and various other constructed forms. The contributors to this AD examine the theoretical frameworks and design practices within which the protocols of the Green New Deal could be integrated. Initially, such a goal requires a survey of the available design tools and methodologies necessary to achieve a transition to a decarbonised economy in an equitable manner. The articles feature design practices who are transforming their existing modes of operation to work in environments were fossil fuels are kept well below ground, and to explore renewable forms of local, regional and planetary urbanisation.
Green Function Theory of Chemisorption
The book provides an introduction to the Green-Function (GF) theory of chemisorption. It is self-contained, and requires only a basic knowledge of quantum mechanics and solid-state physics. The GF approach lends itself well to the pedagogically desirable modellistic treatment of the subject. Throughout each chapter, step-by-step details are provided by which the calculations are performed, so that readers are led from the simple to the more advanced aspects, in a straightforward manner. In this way, students gain confidence to read the current literature on their own.
Green Consensus and High Quality Development : CCICED Annual Policy Report 2020
This book is based on the research outputs of China Council for International Cooperation on Environment and Development (CCICED) in 2020. It covers major topics of Chinese and international attention regarding green development, such as climate, biodiversity, ocean, BRI, urbanization, sustainable production and consumption, technology, finance, value chain, and so on. It also looks at the progress of China’s environmental and development policies，and the impacts from CCICED.
Gravity, Geoid and Space Missions ; GGSM 2004. IAG International Symposium. Porto, Portugal. August 30 - September 3, 2004
GGSM2004 aimed to bring together scientists from different areas in the geosciences, working with gravity and geoid related problems, both from the theoretical and practical points of view. Topics of interest included the integration of heterogeneous data and contributions from satellite and airborne techniques to the study of the spatial and temporal variations of the gravity field. In addition to the special focus on the CHAMP, GRACE, and GOCE satellite missions, attention was also directed toward projects addressing topographic and ice field mapping using SAR, LIDAR, and laser altimetry, as well as missions and studies related to planetary geodesy.
Graph Transformations ; 3rd International Conference, ICGT 2006, Rio Grande do Norte, Brazil, September 17-23, 2006, Proceedings
ICGT 2006 was the 3rd International Conference on Graph Transformation, following the previous two in Barcelona (2002) and Rome (2004), and a series of six international workshops between 1978 and 1998. The scope of the conference concerned graphical structures of various kinds (like graphs, diagrams and visual sentences) that are useful when describing complex structures and systems in a direct and intuitive way. These structures are often enriched with formalisms that model their evolution via suitable kinds of transformations. The ?eld of the conference was concerned with the theory, applications, and implementation issues of such formalisms. Particularemphasis wasputonmetamodelswhichcanaccommodateavarietyofgraphicalstructures within the same abstract theory.
Graph drawing ; Vol. 3843 ; 13 th International symposium, GD 2005, Limerick, Ireland, September 12-14, 2005, Revised Papers
The 13th International Symposium on Graph Drawing (GD 2005) was held in Limerick, Ireland, September 12-14, 2005. One hundred and ?fteen participants from 19 countries attended GD 2005. In response to the call for papers the Program Committee received 101 subm- sions, each detailing original research or a system demonstration. Each submission was reviewed by at least three Program Committee members; each referee’s c- ments were returned to the authors. Following extensive discussions, the comm- tee accepted 38 long papers, 3 short papers and 3 long system demos, each of which were presented during one of the conference’s 12 sessions. Eight posters were also accepted and were on display throughout the conference.
Granular dynamic theory and its applications
Granular Dynamic Theory and Its Applications introduces both theory and applications in detail, including differential dynamical models of granular shearing, dynamical strength characteristics and the excited response of granules subject to vibration, granular liquefaction properties and the mechanisms under vibration, granular flow theory and vibration-aided flow, propagation laws of waves in granular media and their mechanism, fractal properties of granules, the vibrating ore-drawing technologies, and so on
Grammar : 1001 practice questions For dummies
Learn to dot your I’s and cross your T’s with this hands-on grammar practice The rules of grammar can seem abstract and confusing. But putting them into practice will help you understand and retain grammatical conventions. In Grammar: 1001 Practice Questions For Dummies, you’ll get the step-by-step and hands-on experience you need to improve your conjugations, gerund use, punctuation, and more.
Gradients in a Tropical Mountain Ecosystem of Ecuador
This volume addresses a multitude of ecologically relevant aspects: macro- and microclimate; physics, chemistry and biology of soils; water relations, matter turnover and nutrient availability; plant growth and biomass partitioning; floral composition and plant life forms; vegetation structure and dynamics; organismic interactions, diversity and population biology of birds, moths and microarthropods; forest management, and reforestation with indigenous species; ethnobotanical and social aspects. New hypotheses are presented with regard to biodiversity and ecosystem functioning, as well as sustainable management of an ecosystem in a biodiversity hotspot.
Goodman & Gilman's the pharmacological basis of therapeutics ; 13th ed.
Correlates pharmacology with related medical sciences, to reinterpret the actions and uses of drugs in light of advances in medicine and the basic biomedical sciences, to emphasize the applications of pharmacodynamics to therapeutics, and to create a book that would be useful to students of pharmacology and to physicians.
