The shift from orality to literacy that began with the invention of the phonetic alphabet, and which went into high-gear with Gutenberg's printing press more than 500 years ago, helped make the modern world. Some commentators have argued that this shift from orality to literacy marked a much broader, cultural shift of cataclysmic proportions. Today, with everything from e-mail to blogs, iPods and podcasts, through Google, Yahoo, eBay, and with cutting-edge smart phones, we find ourselves developing relationships with these newest communication tools that aren't simply allowing us to communicate faster, farther and with more ease than ever before. We aren't just moving around ideas, data, and information at unimaginable speed and scale. Our interminglings and fusions with digital communication technologies are also altering both individual and group consciousness in fundamental ways--how we form and sustain relationships, how we think and perceive, what it means to see and to feel. We are remaking human identity once more, and manufacturing a new kind of culture along the way. The processes bound up in our digination may well be consequential to the trajectory of human evolution. That time-honored trope: the notion that technology is not the problem, rather, it's how people use technology that's the problem is shown to be wanting. Highlighting Marshall McLuhan's "tetrads" or laws of media as a primary tool of analysis, R.C. MacDougall argues in line with other media ecologists that it's not so much how we use certain tools that matters, it's that we use them. More than any other technological form perhaps, communication technologies play particularly powerful and systemic roles in our culture, or any culture for that matter. Late adopters and even abstainers are not exempt from the psychological, social and cultural effects (and side-effects) of modern digital communication technology. While there are certainly varying degrees of immersion--that is to say, while some of us live in the high-rise downtown district, some at the city limits, and still others out in the proverbial "woods"--we all live in Digination today.
Filling a gap in the market for an up-to-date work on the topic, this unique and timely book in 2 volumes is comprehensive in covering the entire range of fundamental and applied aspects of hydroformylation reactions. The two authors are at the forefront of catalysis research, and unite here their expertise in synthetic and applied catalysis, as well as theoretical and analytical chemistry. They provide a detailed account of the catalytic systems employed, catalyst stability and recovery, mechanistic investigations, substrate scope, and technical implementation. Chapters on multiphase hydroformylation procedures, tandem hydroformylations and other industrially applied reactions using syngas and carbon monoxide are also included. The result is a must-have reference not only for synthetic chemists working in both academic and industrial research, but also for theoreticians and analytical chemists.
For nearly 40 years, Rosen’s Emergency Medicine has provided emergency physicians, residents, physician assistants, and other emergency medicine practitioners with authoritative, accessible, and comprehensive information in this rapidly evolving field. The fully revised 10th Edition delivers practical, evidence-based knowledge and specific recommendations from clinical experts in a clear, precise format, with focused writing, current references, and extensive use of illustrations to provide definitive guidance for emergency conditions. With coverage ranging from airway management and critical care through diagnosis and treatment of virtually every emergency condition, from highly complex to simple and common, this award-winning, two-volume reference remains your #1 choice for reliable, up-to-date information across the entire spectrum of emergency medicine practice. Please note the following important change for printed copies of Rosen’s Emergency Medicine, 10e. On page 1029, in table 74.3, the dosage for Rivaroxaban should be 15mg by mouth. You may contact Elsevier Customer Service to request a sticker (Part no. 9996133834) to make the correction in your printed copy. Corrections have been made to the eBook versions of this title. Offers the most immediately clinically relevant content of any emergency medicine resource, providing diagnostic and treatment recommendations and workflows with clear indications and preferred actions. Contains eight entirely new chapters covering coronaviruses/COVID-19, the morbidly obese patient, human trafficking, sexual minority (LGBTQ) patients, social determinants of health, community violence, and humanitarian aid in war and crisis. Features over 1,700 figures, including more than 350 new anatomy drawings, graphs and charts, algorithms, and photos. Includes new information across the spectrum of emergency care, such as adult and pediatric airway management, shock, pandemic disease, emergency toxicology, sepsis syndrome, resuscitation, medical emergencies of pregnancy, the immunocompromised patient, child abuse, pediatric sedation, pediatric trauma, and more. Features revised and refined chapter templates that enhance navigation, making it easy to find key information quickly. Provides access to more than 1,200 questions and answers online to aid in exam preparation, as well as two dozen new video clips showing how to best perform critical emergency procedures in real time. Reviewed and verified cover-to-cover by a team of expert clinical pharmacists to ensure accuracy and completeness of all drug information and treatment recommendations.
The present volume describes the general properties of the thorium atom and ions, the thermodynamics of its compounds and solutions, the behavior of solutions and solid com pounds under the influence of its own radiation as well as an external radiation field, and spectroscopic data in great detail. The different chapters are of special interest to scientists who work in these fields, and also in the corresponding fields of other elements. In some special fields there exists a detailed knowledge of this radioelement whereas in other fields, such as M6Bbauer spectra, lower oxidation states, or radiation stability, there are large gaps. Due to the fact that the significance 23 of thorium as a breeder fuel ( 2"fh to be converted to fissile 233U after thermal neutron capture) has decreased within the last decade, the behavior of thorium is not as yet so thoroughly investigated as the heavier radioactive element uranium. Many of these data, however, are not only of academic interest, e.g., the knowledge of atomic spectra is needed for some analytical methods, especially in the trace concentration region. Due to the noble gaS-like electronic configuration of the tetravalent ion, there are no absorption bands in the visible region so that in general spectra and data are very scarce. This volume is a very detailed and critically reviewed compilation, written by experts from the Federal Republic of Germany, Belgium, and the United States.
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