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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
51

Sustainable Strategies for Site-Selective C−VC Bond Formations through Direct C−H Bond Functionalizations / Nachhaltige Strategien zur Selektiven C−VC Bindungsknüpfung durch C−H Bindungsfunktionalisierung

Fenner, Sabine 25 January 2012 (has links)
No description available.
52

Totalsynthese der Mansouramycine A-E aus Streptomyces sp. und Rhodium-katalysierte 1,2-Additionen an cyclische Enone / Total synthesis of Mansouramycine A-E from streptomyces sp. and rhodium catalized 1,2-additions to cyclic enones

Beerlink, Johannes 14 October 2008 (has links)
No description available.
53

Palladium-katalysierte Domino-Reaktionen zum Aufbau bi- und tricyclischer Systeme / Formation of Bicyclic and Tricyclic Systems by a Domino Process of Palladium-Catalyzed Cyclization and Diels-Alder Reaction

Körbe, Stefanie 26 June 2001 (has links)
No description available.
54

Development of Viable Synthetic Approaches to Highly Functionalized Small Ring Systems - Synthesis of Novel Cyclopropylacrylates as Monomers for Low-Shrinkage Polymer-Composites / Development of Viable Synthetic Approaches to Highly Functionalized Small Ring Systems - Synthesis of Novel Cyclopropylacrylates as Monomers for Low-Shrinkage Polymer-Composites

Bahutski, Viktar 21 January 2004 (has links)
No description available.
55

The phenomenon of displacement in contemporary society and its manifestation in contemporary visual art

Willemse, Emma Wilhelmina 11 1900 (has links)
As an alternative to existing research which states that the phenomenon of displacement resists theorisation because of its complex nature, this study conducts a Phenomenological examination of the nature of displacement in which the interlinked losses in the key concepts of the consciousness of the displaced, namely Memory, Land and home and Identity, are navigated. It is shown that the current consciousness of society mimics these losses with the effect of displacement being experienced as a state of mind by contemporary society. By comparing selected artworks of artists Rachel Whiteread and Cornelia Parker, it is established that although manifested in diverse ways, contemporary artworks reflect displacement according to a set of broadly defined visual signifiers. The visual documentation of a site of displacement in the North West Province of South Africa and subsequently produced artworks underline these findings and highlight the elusive attributes of loss inherent in the displacement phenomenon. / Art History, Visual Arts and Musicology / M.A. (Visual Arts)
56

Language Policy and Bilingual Education for Immigrant Students at Public Schools in Japan

Asakura, Naomi 21 September 2015 (has links)
This thesis discusses the current Japanese language (nihongo) education for immigrant students at public schools in Japan and provides recommendations through the study of language policy and the comparison of bilingual education in the United States. The current situation of a decreasing birth rate and increasing aging population in Japan has led to the acceptance of more foreign workers. Due to this change, language education in Japan has increasing development. The focus of chapter 1 is on the theories of language policy. This paper particularly focuses on the ideas of Wright (2004), Neustupný (2006), Spolsky (2004), and Cooper (1989), and discusses similarities and differences between them. By applying these theories to language policy in Japan, chapter 1 shows how language policy changed throughout Japanese history. Chapter 2 discusses the current environment surrounding immigrant students. It includes a description not only of the expanding population of foreign students, but also the history of Japanese language education and the laws related to it. This chapter also presents the present movement of language policy in Japan and how the movement affects Japanese language education for language minority students. Chapter 3 compares bilingual education in the United States to bilingual education in Japan, and makes three suggestions to improve Japanese language education at public schools in Japan, particularly addressing the classification of language levels for immigrant students, teaching styles, and the limitation of qualified bilingual teachers.
57

Selektive Halogenierungen unter Phasentransferbedingungen: Mechanistische Untersuchungen und Synthetische Anwendungen

Lauenstein, Oliver 27 June 2001 (has links)
No description available.
58

Untersuchungen zur Synthese von Yohimban- und Campthoteca-Alkaloiden durch Domino-Knoevenagel-Hetero-Diels-Alder-Reaktion / Efforts toward the total synthesis of yohimban and campthoteca alkaloids via domino Knoevenagel-hetero-Diels-Alder reaction

Klapa, Katharina Anna 17 January 2007 (has links)
No description available.
59

Die Iromycine und das Collinolacton: Synthese mikrobieller Naturstoffe aus Streptomyces sp. / The Iromycins and the Collinolacton: synthesis microbial natural products from Streptomyces sp.

Shojaei, Heydar 02 May 2007 (has links)
No description available.

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