• Global-local progressive failure analysis of composite panels including skin-stringer debonding and intralaminar damage 

  Akterskaia, Margarita (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  An increasing application of fibre-reinforced composites in aircraft and aerospace engineering contributed to the rise of development of highly effective numerical tools. On the one hand, computational simulations help to ...
• Development and characterization of a linear ion trap for an improved optical clock performance 

  Burgermeister, Tobias (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Single ion frequency standards have demonstrated in several experiments excellent results and are approaching fractional frequency uncertainties of 10^-18. As dominant contributions to the uncertainty are linked to the ion ...
• The elderly in green spaces : understanding, mapping, and planning for nature-based recreation 

  Wen, Chen (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  The demographic structure of many cities in Europe and around the world is characterized by an increasing proportion of elderly people. This poses challenges for landscape planning: it must play greater attention to elderly ...
• Fatigue assessment of large-size bolting assemblies for wind turbine support structures 

  Eichstädt, Rasmus (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  High-strength ‘System HV’ bolting assemblies with large bolt diameters of M36 and bigger are frequently used in ring-flange connections in steel support structures for on- and offshore wind turbines. At the bottom parts ...
• Alteration of subsurface basaltic rocks and glasses : implications of environmental, chemical and structural properties on Fe mobilization 

  Stranghöner, Marius (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Weathering of basaltic rocks and glasses plays a key role for the transport and geochemical cycling of elements between lithosphere and hydrosphere. Despite the vast number of scientific literature devoted to shed light ...
• Die Synthese und Charakterisierung von Nanokompositen aus unmodifiziertem Montmorillonit und unpolaren Kautschuken 

  Gille, Manuel Gunther (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Die folgende Arbeit beschreibt die Herstellung und Untersuchung von elastomeren Schichtsilikat-Nanokompositen unter Verwendung des „Continuous Dynamic Latex Compounding (CDLC)“. CDLC ist eine neuartige Methode zur Herstellung ...
• Analysis of in vivo purine nucleotide catabolism in Arabidopsis thaliana with focus on nucleoside hydrolase 2 

  Baccolini, Chiara (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Plants can catabolize purine nucleotides to recycle nutrients, in particular nitrogen. The currently established model of purine nucleotide catabolism consists of a branched pathway that starts from AMP and GMP and proceeds ...
• Engineered atomic states for precision interferometry 

  Corgier, Robin (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Modern physics relies on two distinct fun- damental theories, General Relativity and Quantum Mechanics. Both describe on one hand macroscopic and cosmological phenomena such as gravitational waves and black holes and on ...
• Emulator- und kostenbasierte Analyse von Network-on-Chip 

  Neuenhahn, Martin Christian (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Die Komplexität der Kommunikation auf aktuellen und zukünftigen Multi-Kern System on Chip ist mit gängigen Kommunikationsarchitekturen wie Bussen oder Punkt-zu-Punkt Verbindungen kaum zu beherrschen. Network-on-Chip (NoC) ...
• Spectroscopic investigation of the three lowest doublet states of LiSr 

  Schwanke, Erik (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Molecules consisting of an alkali and an alkaline earth atom are currently investigated with the aim of using them in experiments to explore diverse physical phenomena. This thesis is concerned with the observation and ...
• Zwei Perspektiven auf die radioökologische Expositionsabschätzung bei der Endlagerung hochradioaktiver Abfälle 

  König, Claudia (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Die radioökologische Expositionsabschätzung für die Bevölkerung ist ein wichtiger Bestandteil der Langzeitsicherheitsanalyse für ein Endlager für hochradioaktive Abfälle. Für ein Endlager im geologischen Untergrund stellt ...
• Design and analysis of multi-element antenna systems and agile radiofrequency frontends for automotive applications 

  Posselt, Adrian (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Vehicular connectivity serves as one of the major enabling technologies for current applications like driver assistance, safety and infotainment as well as upcoming features like highly automated vehicles - all of which ...
• Essays on the integration and implementation of a demographically oriented human resource management 

  Röhl, Maximilian Tim (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  The current demographic developments in the Western world lead to a shrinking labor supply and an aging workforce. In order to cope with these changes, organizations need to find ways to maintain the motivation, commitment ...
• Konzeption und Evaluation von universell designten Lernumgebungen und Assessments zur Förderung und Erfassung von Nature of Science Konzepten 

  Walkowiak, Malte (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Die vorliegende Arbeit thematisiert die Herausforderungen, die sich durch sozialpolitische (Migration) und bildungspolitische Einflüsse (Inklusion) in den letzten Jahren für den naturwissenschaftlichen Unterricht in ...
• 3D manufacturing using laser direct structuring and the application on the development of antenna systems 

  Friedrich, Aline (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  The development of radio systems is subject to constantly increasing demands. These concern the function to be implemented as well as the geometric dimensions of the RF devices in decreasing installation spaces. One resulting ...
• Neue Alkinylferrocene mit schwefelhaltigen Endgruppen 

  Schmiel, Sinem-Fatma (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Die Integration von Ferrocenyl-Einheiten in Oligophenylenethinylene (OPE) durch den Ersatz von 1,4-Phenylen-Bausteinen führte in den letzten Jahren zur Herstellung neuartiger molekularer Drähte, welche potentiell interessante ...
• Two-qubit microwave quantum logic gate with 9Be+ ions in scalable surface-electrode ion traps 

  Hahn, Henning (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Towards the goal of a large-scale quantum computer based on trapped ions, near-field microwaves represent a promising approach to perform the techni- cally challenging key operation of a two-qubit entangling gate. In this ...
• Thompson field theory 

  Stiegemann, Deniz Ekrem (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  We introduce Thompson field theory, a class of toy models of conformal field theory in which Thompson's group T takes the role of a discrete analogue of the chiral conformal group. T and the related group F are discrete ...
• Die Totalsynthese von Pyrronazol B und Studien zur Totalsynthese von Meridamycin D 

  Witte, Swjatoslaw Niclas Rico (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Im ersten Teil dieser Arbeit wird ein kurzer Überblick über Heterocyclen im Allgemeinen gegeben. In diesem Teil geht es um ihre allgemeine Reaktivität in chemischen Reaktionen, ihr Auftreten in der Natur und die Synthese ...
• Design for disassembly as an alternative sustainable construction approach to life-cycle-design of concrete buildings 

  Salama, Wasim (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  Concrete buildings suffer from a disconcerting end-of-life scenario that is dominating by the demolition processes. The demolition not only prevents from reuse of the building elements and components but also contaminates ...

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