the once and future laboratory
scientific american special edition - 2002 vol 12 no2 - the once and future cosmos
... empties the universe of the matter and entropy created in the previous cycle Quintessence plays the essential role of making the universe homogeneous and at the same time flatTHE ONCE AND FUTURE ... long as the weather is good Fortunately, the location of the observatory, in the foothills of the Andes on the southern fringe of Chile’s Atacama Desert (one of the driest places in the world), ... changed the universe and its subsequent evolution These stars altered the dynamics of the cosmos by heating and ionizing the surrounding gases The earliest stars also produced and dispersed the first...
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once and future king analytical paper
... deeds, for they were the only truly good things that he had, and once they were gone there was nothing left Another example is Lancelot's affair with Guenever In the beginning of their love, Lancelot ... insecure Another example comes before Mordred seizes control of the kingdom Lancelot, Arthur, and Guenever are together in a room, and Arthur is about to talk about the time when he drowned all the baby ... knight He was the strongest in the land, and the noblest Yet he still thought that he had not done enough He was still trying to overcompensate He tried to be the best, and tried almost too hard From...
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The Past and Future History of the INTERNET potx
... data and programs from any site In spirit, the concept was much like the Internet today While at DARPA,3 he convinced the people who would be his successors there—Ivan Sutherland, Bob Taylor, and ... open access to the basic documents, especially the specifications of the protocols The beginnings of the ARPANET and the Internet in the university research community promoted the academic tradition ... of the Internet program at DARPA, he and Clark recognized that the continuing growth of the Internet community demanded a restructuring of the coordination mechanisms The ICCB was disbanded and...
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Báo cáo lâm nghiệp:"Stand history and its consequences for the present and future dynamic in two silver fir (Abies alba Mill.) stands in the high Pesio Valley (Piedmont, Italy)" potx
... and the other ones at 90–120° from the first) and only the largest, apparently healthy and dominant trees were sampled In the laboratory, all the cores were fixed to wooden supports and smoothed ... all the silvicultural activities are banished in order to describe the stand history, the past and the present forest dynamic and to provide a future reference between managed and unmanaged stands ... valley and the landuse of the territory were strongly influenced by the arrival of 364 R Motta and F Garbarino the Carthusian monks in 1173 Indeed, the presence of these monks affected the entire...
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wehn et al (eds.) - rethinking valuation and pricing models; lessons learned from the crisis and future challenges (2013)
... anything about the dynamics of the market and they not answer the question of how the prices may evolve in the future For instance, the vannaevolga method presented by Castagna and Mercurio (2007) ... derivatives prices, the combination of equations and model parameters denes the dynamics of the state variables in the risk-neutral measure On the other hand, the calibrated daily evolution of the state ... interpreted as the rejection of the null hypothesis that the forecast errors are equal in favor of the BS model To investigate the puzzling pricing performance of the NN with the hint model further, we...
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samuelson - the great inflation and its aftermath; the past and future of american affluence (2008)
... about themselves and their society; h o w they voted and the nature of their politics; h o w businesses operated and treated their workers; and h o w the American economy was con nected with the ... explanation and background to make the story accessible to the specialist and the generalist, the y o u n g and the old S o m e o n e need not have lived through all these events to grasp their significance ... resignation; the sexual revolution; the invention of the computer chip; R o n a l d Reagan's election in 1980; the end of the Cold War; the creation of the Inter net; the emergence of AIDS; the terrorist...
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State of the art and future challenges of zeolites as catalysts
... monobranched, and dibranched products and assuming that the branching reaction occurs in the pore mouth [17] However, recent theoretical and experimental work [18–20] have challenged this hypothesis and they ... confined space of the pores will be characterized by the geometry of the environment of the active site (ED and ER ) and by the chemical composition of the environment (EP and EN ) Derouane [42] ... five surrounding the Al atom Both the Al NNN and the topological density theory predict that by changing the framework Si/Al ratio, either by synthesis or by postchemical synthesis, it is possible...
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Paleoclimate what can the past tell us about the present and future
... see the photo on http://www.raleighite.com/2013/hs-76 -the- tour-guide 13 Climate and CO2 over the last 400 Myr Climate Change 2007: The Physical Science Basis Working Group I Contribution to the ... Temperature During the PaleoceneEocene Thermal Maximum Science, 302(5650), 1551–1554 doi:10.1126/science.1090110 Zachos, J C (2005) Rapid Acidification of the Ocean During the Paleocene-Eocene Thermal Maximum ... NOAA Recent observations: Land surface temperature Climate Change 2007: The Physical Science Basis Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel...
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101 ielts speaking part two tasks about the past present and future
... - What the interior of the building was like - What facilities there were in the building and the local area And say if you would like to study somewhere like that in the future or not, and why ... know them - When and how you first met them - How long you have been working or studying together And say whether you think you will get to know that person better in the future or not, and why ... country is -Why you went to that place - What things there are to there And say whether you think you will go there again in the near future or not, and why Describe an incident you remember well from...
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Tài liệu Practical considerations in the European market for building and future-proofing robust, flexible FTTN infrastructures ppt
... part of the length and then branch in different directions These radial feeds from the CO provide coverage to a nominal circular area of between four and eight cabinets per main cable The reach ... networks with the future in mind—making them as flexible, accessible, and uncomplicated as possible, while giving ample consideration to potential issues and challenges throughout the life of the network ... considerations in the European market for building and future- proofing robust, flexible FTTN infrastructures Leveraging the existing ducts In deploying fiber from the central office (CO) to the node,...
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Tài liệu Building the Future: THE MATERNAL AND CHILD HEALTH TRAINING PROGRAM doc
... instead They wanted this new evaluation and planning team meetings for their legislation to reflect the current state of the art CSHCN, further strengthening their role in the service arena, and they ... current program, policy, and legislative issues, and workshops that build on some of the plenary sessions’ themes and on other issues and new developments in the fields There are approximately ... skills To provide therapists with the opportunity to see children and families in their own homes and communities To allow therapists to experience the complexity of issues and concerns facing families...
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The Future of the Internet--And How to Stop It doc
... The Future of the Internet— And How to Stop It The Future of the Internet And How to Stop It Jonathan Zittrain With a New Foreword by Lawrence Lessig and a New Preface by the Author ... the work of the Net’s legal scholars Rather than trying to ignore the uncomfortable parts of what the Net has become, Zittrain puts the crud right in the center And he then builds an understanding ... typewriters and the general-purpose PC, highlighting the qualities that allowed the Internet and PC to win Today, the same qualities that led to their successes are causing the Internet and the PC...
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THE PENNSYLVANIA MARCELLUS NATURAL GAS INDUSTRY: STATUS, ECONOMIC IMPACTS AND FUTURE POTENTIAL potx
... Section B2 presents the model, including the mathematical specification of the energy demand models for the residential, commercial and industrial sectors, and the formulation of the model for electric ... over the 1980s and 1990s, to the extent that by the early 2000s, they had even fallen below their 1970 mark in both the residential and commercial sectors This was due to a combination of the mandated ... who then buys lumber and supplies, and pays taxes on the net income earned from the project Economists have long recognized these indirect and induced impacts from capital investments and the...
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Space Command Sustainment Review - Improving the Balance Between Current and Future Capabilities pdf
... reporting authority RAND MG518-2.4 the Air Force On the demand side at the COCOM level, a J3/5 organization could gather these space-system needs and requirements and prioritize them This organization ... platforms and commandand-control centers from a command perspective They were interested in whether existing support philosophies and approaches could be Space Command Sustainment Review: Improving the ... weather systems and GPS, provide services for public and government uses The Air Force provides GPS and weather services as public goods and bears the full costs of sustainment for all users The...
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CLARIFYING BUSINESS MODELS: ORIGINS, PRESENT, AND FUTURE OF THE CONCEPT pot
... Present, and Future of the Concept by A Ostenwalder, Y Pigneur, and C.L Tucci 1990s This surge coincidences with the advent of the Internet in the business world and the steep rise of the NASDAQ ... Origins, Present, and Future of the Concept by A Ostenwalder, Y Pigneur, and C.L Tucci Representation implies conceptualization, which can be described as the objects, concepts and other entities ... its evolution and its place in the firm In Section III we show which domains and concepts are addressed in the business model concept We discuss the use of the business model concept and portray...
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Acid in the environment lessons learned and future prospects ertu
... high emissions standards which will shape the economic restructuring of the CEE countries for the next decade and set them on the road to continued improvement on this front in the future Thus European ... discussion of these themes, he insightfully weaves together positions advanced by the contributors to this volume with respect to the science and policy of acid deposition To further the chemical and biological ... because there were few other candidates, air pollution was strongly suspected to be a cause of the dieback In the northeastern United States, at high elevations in the Adirondacks and even further...
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Human Pharmaceuticals in the Environment: Current and Future Perspectives pot
... a model for themselves or for the whole of the EU for existing PAS In particular the Nordic countries with Norway and Denmark (beside Sweden), but also Germany, the Netherlands and the UK are ... chronic EC50 or LC50 and the MEEC is ³10 and there were no adverse effects observed at MEEC, the EA can be stopped and finalised If the MOS is
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Cancer Research UK’s strategy 2009–2014: Cancer Research UK’s aim is to reduce the number of deaths from cancer. Our future plans are ambitious, but they are in line with the challenge and the responsibility we face. docx
... survival and in preventing thousands of new cases of the disease, both in the UK and across the world Cancer Research UK has been at the heart of this progress thanks to the sustained support and ... 46% in the 1970s Our work has been at the heart of this progress and has saved the lives of hundreds of thousands of people in the UK and many millions more around the world • We were the first ... information on cancer in the UK, and is regularly quoted by the media, other charities and the Department of Health Through our media and PR work we have established the Charity as the authoritative...
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Báo cáo khoa học: Hematopoietic differentiation from human ESCs as a model for developmental studies and future clinical translations Invited review following the FEBS Anniversary Prize received on 5 July 2009 at the 34th FEBS Congress in Prague docx
... possible rejection by the host immune system, the quantity administered, the developmental stage of the cells derived from hESC differentiation, and the quality and ⁄ or viability of the transplanted ... hypothesized to be the in vitro human equivalent of the hemangioblast, characterized by expression of the endothelial markers PECAM-1 (CD31), Flk-1 (KDR) and VE-cadherin (CD144), but not the ... process The first peak appeared in conjunction with CD31 expression, and is proposed to mark a hemogenic endothelium state, and the second started at day 14, together with expression of the definitive...
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