In the chapter polyurethanes of practical use like poly(esterurethanes), poly(ether-urethanes), and poly(urethaneurea) are described. They belong to block copolymers in which chemically connected hard and soft blocks (segments) are present. Those macromolecules are characterized by the presence of polar urethane groups in the main backbone next to ester, ether, urea, and other groups. Cross-linked Pus are developed as advanced coatings or membranes, polymers with shape memory properties, materials resistant to biodegradation for medical application, or materials with non-elastic optical properties for electronics.
In the chapter polyurethanes of practical use like poly(esterurethanes), poly(ether-urethanes), and poly(urethaneurea) are described. They belong to block copolymers in which chemically connected hard and soft blocks (segments) are present. Those macromolecules are characterized by the presence of polar urethane groups in the main backbone next to ester, ether, urea, and other groups. Cross-linked Pus are developed as advanced coatings or membranes, polymers with shape memory properties, materials resistant to biodegradation for medical application, or materials with non-elastic optical properties for electronics.
A History of Modern Political Thought in East Central Europe, Volume II Part II examines the defeat of the vision of 'socialism with a human face' in 1968 and the political discourses produced by the various 'consolidation' or 'normalization' regimes. It closes with pertinent questions about the fragility of the democratic order globally.
Włodzimierz Borodziej and Maciej Górny set out to salvage the historical memory of the experience of war in the lands between Riga and Skopje, beginning with the two Balkan conflicts of 1912–1913 and ending with the death of Emperor Franz Joseph in 1916. The First World War in the East and South-East of Europe was fought by people from a multitude of different nationalities, most of them dressed in the uniforms of three imperial armies: Russian, German, and Austro-Hungarian. In this first volume of Forgotten Wars, the authors chart the origins and outbreak of the First World War, the early battles, and the war's impact on ordinary soldiers and civilians through to the end of the Romanian campaign in December 1916, by which point the Central Powers controlled all of the Balkans except for the Peloponnese. Combining military and social history, the authors make extensive use of eyewitness accounts to describe the traumatic experience that established a region stretching between the Baltic, Adriatic, and Black Seas.
The Polish dispute on an adequate approach towards the Białowieża Forest has been significantly internationalised, primarily by UNESCO and the European Union. The judgment of the CJEU has not settled the substance of the dispute, although it points to a violation of EU legal standards. The authors of The Disputed Białowieża Forest: Legal Remedies for the Protection of Cross-border Properties address the dispute in a constructive and interdisciplinary manner, rather than merely expressing concern towards in situ conservation, and derive universal legal remedies from it. They conclude that in the case of unique invaluable goods, adequate individual solutions should be applied in the form of a localised agreement, open to many entities (interested states, international organisations and even socially responsible private corporations), on the condition that organisational and financial co-responsibility are accepted.
‘Coreference’ presents specificities of reference, anaphora and coreference in Polish, establish identity-of-reference annotation model and present methodology used to create the corpus of Polish general nominal coreference. Various resolution approaches are presented, followed by their evaluation. By discussing the subsequent steps of building a coreference-related component of the natural language processing toolset and offering deeper explanation of the decisions taken, this volume might also serve as a reference book on state-of the art methods of carrying out coreference projects for new languages and a tutorial for NLP practitioners. Apart from serving as a description of the fi rst complete approach to annotation and resolution of direct nominal coreference for Polish, this book is a useful starting point for further work on other types of anaphora/coreference, semantic annotation, cognitive linguistics (related to the topic of near-identity, discussed in the book) etc. With extended tutorial-like sections on important subtopics, such as evaluation metrics for coreference resolution, it can prove useful to both researchers and practitioners interested in semantic description of Balto-Slavic languages and their processing, engineers developing language resources, tools and linguistic processing chains, as well as computational linguists in general.
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