The feature of polyimides and other heterocyclic polymers are now well-established and used for long term temperature durability in the range of 250 - 350'C. This book will review synthesis, mechanisms, ultimate properties, physico-chemical properties, processing and applications of such high performance materials needed in advanced technologies. It presents interdisciplinary papers on the state of knowledge of each topic under consideration through a combination of overviews and original unpublished research. The volume contains eleven chapters divided into three sections: Chemistry; Chemical and Physical Properties; and Applications.
Polyimides are very durable, easy to machine and have exceptional heat and chemical resistance. They are also highly insulative and do not contaminate their surroundings. Their strength and heat and chemical resistance are so great that they are often used to replace glass and metals, such as steel, in many demanding industrial applications. Polyimides are even used in many everyday applications. They are used in cars both externally and internally because they can withstand the intense heat and the corrosive lubricants, fuels, and coolants found in cars. They are also used in the construction.
Polyimides are very durable, easy to machine and have exceptional heat and chemical resistance. They are also highly insulative and do not contaminate their surroundings. Their strength and heat and chemical resistance are so great that they are often used to replace glass and metals, such as steel, in many demanding industrial applications. Polyimides are even used in many everyday applications. They are used in cars both externally and internally because they can withstand the intense heat and the corrosive lubricants, fuels, and coolants found in cars. They are also used in the construction.
This book addresses the recent debate about copyright law and its impact on the distribution of scientific knowledge from an economic perspective. The focus is on the question whether a copyright regime or an open access regime is better suited to the norms and organizational structure in a purely global science community. The book undertakes a thorough economic analysis of the academic journal market and showcases consequences of a regime change. It also takes account of the Digital Divide debate, reflecting issues in developing countries. Finally, a comprehensive analysis of legal action in the light of international Intellectual Property (IP) agreements offers prospects on the future of academic publishing.
Since the industrial revolution and coal mining in the 19th century followed by oil and gas drilling in the 20th century, massive CO2 emissions are responsible for global warming and rising sea levels, which will continue until political and industrial energy decision-makers put in place effective energy transition solutions. In the meantime, younger generations are worried and some even suffer from climate eco-anxiety. This book gives examples of simulated coastal submersion, based on selected examples in the North Sea, the Mediterranean, the English Channel, the Atlantic, and on islands in the Caribbean, the Pacific and the Indian Oceans. Then, to reassure the generations of the 22nd century, this book explains the energy transition, the advantages of green hydrogen in particular, low-carbon architecture, carbon neutrality for large cities and biomimicry. Finally, it proposes solutions for the adaptation of existing coastal settlement, as well as for the construction of new types of housing on stilts and/or floating, for CO2 capture, the adaptation of port infrastructures, multi-purpose offshore platform designs, and floating cities. It is to help today's youth that this book was written, so that future generations don't need to be afraid of the sea; instead of running away, they can continue to live on the coast. Full of illustrations, it includes 73 colour pages presenting 40 maps, 62 photos and 26 graphs or 3D sketches.
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