Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 18 of 18 for “"structural robustness"”.
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Structural Robustness of Long-span Cable-Supported Bridges
… event. Currently available redundancy and robustness evaluation approaches, which were developed mainly for short-span bridges, are inappropriate for long-span cable-supported bridges. Therefore, a new performance-based approach has been developed in this dissertation to quantitatively …
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Advances in structural robustness of reinforced concrete moment resisting frames
L'abstract è presente nell'allegato / the abstract is in the attachment
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Structural Robustness of Transformer Models for Clinical Text Summarization on MIMIC-III
… text. In practice, clinical notes undergo structural degradation through hospital mergers, EHR migrations, and copy-paste practices, conditions that no prior study has tested for summarization. This thesis evaluates five models (BART-CNN, BioBART, PEGASUS, Flan-T5-XL, MedAlpaca-7B) across …
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Fluid-structure Interaction and Multidisciplinary Design Analysis Optimization of Composite Wind Turbine Blade
… turbine blade to optimize its aerodynamic and structural performance by developing a fluid-structural interaction (FSI) system. The objectives are to maximize aerodynamic efficiency and structural robustness while reducing blade mass and total cost. In the previous research, a MDO process of a …
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ADVANCED BIFUNCTIONAL CORE-SHELL CATALYSTS FOR METHANE REFORMING USING CARBON DIOXIDE
… DRM, through high resistance to coke formation, structural robustness at high temperature, and tolerance to contaminants in the feed. To achieve these goals, core-shell structured catalysts are explored that can resist deactivation in DRM through a synergistic integration of several …
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Ion transport in multilayer solid-state nanopores for memory and biosensing applications
… and single-molecule sensing, owing to their structural robustness, chemical stability, and ability to simultaneously probe ionic and in-plane currents during biomolecule translocation. This dissertation presents a comprehensive computational framework to analyze and engineer ion and …
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Adaptable Network Systems
… how to design networks that combine structural robustness with adaptability remains a significant challenge. This doctoral dissertation addresses the aforementioned gap by investigating materials for adaptable network ensembles, posing the question: how can network architecture be …
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Multimaterial acoustic fibers
… optics, with the benefits of large surface-area, structural robustness, and mechanical flexibility. This thesis addresses the challenges and opportunities associated with the realization of electromechanical transduction in fibers through the integration of internal piezoelectric and …
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Fabrication of stress controlled silicon oxide for free- standing MEMS Devices
… the critical -angle transmission (CAT) grating, structural failure of the thin self-standing grating membrane posts a challenge for manufacturing yield. The major risk comes from the strongly compressive stressed buried oxide layer that creates loading to the thin silicon grating membranes. In an …
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Comprehensive Characterization of Nickel-Based Metallic Foams and Their Applications as Electrocatalyst Materials
… is presented and includes the analysis of their structural, chemical, and electrochemical properties. Several materials and surface science techniques as well as electrochemical methods are used to examine the structural characteristics, surface morphology, and surface-chemical composition of …
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Delay composition theory: A reduction-based schedulability theory for distributed real-time systems
… it becomes important to understand their {\em structural robustness\/} with respect to timing uncertainty. Structural robustness, a concept that arises by virtue of multi-stage execution, refers to the robustness of end-to-end timing behavior of an execution graph towards unexpected timing …
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Theoretical Investigations of the Photophysical Properties of Chromophoric Metal-Organic Frameworks
… blocks, because they do not only exhibit structural robustness and stability but also possess enhanced absorption in the visible and the near IR spectral regions in comparison to PPs. Hence, the exploitation of PCs could enrich the library of SURMOFs with the desired optical quality.
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Reliability-based analysis and maintenance of buried pipes considering the effect of uncertain variables
… (random) and epistemic (fuzzy) uncertainty. The structural response of the buried pipe was assessed and quantified based on the structural failure modes. The methods open a new pathway for a structured approach with a good computational efficiency based on complete probability and non-probability …
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Transition Metal Heterogeneous Catalysis Towards Applications in Sustainable Energy: Leveraging Rational Design Principles for Activity, Stability, and Stereoselectivity
… thermocatalysis, with adjustable metal centers, structural robustness, and heteroatom incorporation through linker selection. In this thesis I present a model for using MHOFs and analogous MOFs to generate catalysts with unique catalytic properties which differentiate them from typical Ni …
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Development of an Industrially Deployable Personalized Ankle–Foot Orthosis System
… evolution of a 3D printed modular AFO to ensure structural robustness and personalization capabilities. Subsequently, Chapter 5 presents the development of a high bandwidth Portable Actuation System (PAS). I developed a compact control unit that integrates powerful brushless DC motors, a real …
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Behavior and performance of steel moment-framed buildings subject to dynamic column loss scenarios
… disproportionate collapse occurs when localized structural damage leads to widespread collapse or failure of a structure. Although the loss of any structural component in a building has the potential to initiate progressive collapse, structural columns in steel buildings are particularly …
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Improving the Performance of Re-entry Vehicle in Hypersonic Flow by Morphing Nose cone by Bio-Mimicking Honey Bee Abdomen
… aerodynamic limitations while maintaining structural robustness by analysing practical morphing configurations. These findings provide new insights into the feasibility of multi-degree morphing forebody concepts for hypersonic applications and establish a basis for future research on …
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BRIDGING EXPERIMENT AND THEORY IN PORPHYRIN CHEMISTRY: DEVELOPING MATERIALS FOR SENSING, OPTICAL, AND CATALYTIC TECHNOLOGIES
… finely tuned hydrogen-release efficiency, structural robustness, and interaction with the aqueous reaction environment. As discussed in detail in Chapter 2, the catalytic activity of these COFs was investigated under two complementary design strategies: (i) systems in which the RhIII center …