Searched for: subject%3A%22mechanical%22
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Hu, D. (author)
IN advancing the ’More thanMoore’ paradigm, heterogeneous integration has emerged to facilitate the creation of highly efficient, compact, and multi-functional semiconductor systems. Addressing the challenges related to power efficiency, superior performance, and integration density, low-temperature nanoparticle sintering technology has become...
doctoral thesis 2024
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Borgart, A. (author)
Shell structures can be either calculated with complex mathematics and differential geometry, or with the help of finite element method (FEM) software. Neither method gives the designer sufficient insight about the behaviour of the shell in the early design stage. The first method is for most designers too complex, it requires proficiency in at...
doctoral thesis 2024
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Labaar, Derek (author)
High-precision systems often comprise many individual systems, each operating at its own frequency. However, the vibrations from one system can be transmitted to another, which yields a response. In high-tech applications where precision is crucial, such as compliant transmission systems, these responses are undesired as they result in a loss in...
master thesis 2024
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Buur, Esther (author)
The knee is the most common joint affected by osteoarthritis (OA). Evaluating knee cartilage in MRI is usually done under non-loading conditions. However, load-bearing is a key capacity of cartilage, so using compression may be a tool for clinicians to identify early OA. A loading device could simulate weight-bearing conditions in a supine...
master thesis 2024
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Kalsbeek, Mark (author)
This paper presents the design of a lab-scale silicon nitride photonic crystal lightsail, demonstrating the LightSailSim software package. LightSailSim, an open-source analysis pipeline, integrates a custom mechanical solver based on a particle system model with optical simulation results. The resulting design balances dynamic and structural...
master thesis 2024
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Vives Massana, Marc (author)
An unintended yaw is a persistent accident characterised by an unexpected helicopter rotation around the yaw axis without the pilot’s intention and any technical malfunctions. Unintended yaw accidents are one of the top operational causes of helicopter accidents, causing serious damages and fatalities each year. This thesis in collaboration with...
master thesis 2024
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den Daas, Michiel (author)
Path generation mechanisms are those mechanisms that produce a predetermined path. Such mechanisms are prevalent in daily life, and many devices depend on path generation mechanisms or are derived from path generation mechanisms. One might think of examples such as vehicle suspension, film advance mechanisms or sewing machines. These are...
master thesis 2024
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Kostiuchenko, A. (author)
Climate change is the main global concern today, triggering a transformative shift in several sectors, especially the construction industry. High carbon emissions during Portland cement (PC) production necessitate a gradual shift toward more environmentally friendly alternatives, such as alkali-activated materials (AAMs). AAMs offer a promising,...
doctoral thesis 2024
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Kukkola, Max (author)
Heterogeneous materials are vital for both the modern engineer and inquisitive scientist alike. They make up a vital material class that can either form inevitably as a result of material processing (such as crystallization in metals) or can be intentionally designed for to gain desirable properties (such as anisotropy in composites). As such,...
master thesis 2024
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van Dijk, M.P. (author)
From the perspective of wheelchair sports practice, there is a growing need to provide feedback on power output. Power can be used to monitor athletes' fitness and fatigue levels, thereby preventing overtraining and potential injuries, to individualize and analyze training programs, and it is also an objective measure of effort or intensity....
doctoral thesis 2024
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Raue, Timothy (author)
This thesis introduces a new computational methodology to solve partial differential equations within cracked domains, focusing on coupling in-crack physics with the adjacent environment. The crack is represented discretely, allowing to describe explicitly the crack opening, which is a key parameter in the description of the in-crack physics....
master thesis 2024
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Singh, Abhiraj (author)
Lung-on-Chip (LoC) are devices that give cells a habitat in vitro that tries to more nearly imitate their natural environment in vivo. This microscale bio-mimetic device is designed to replicate essential features of the human lung within a controlled environment. While advancements in microfluidic technology have been substantial, the lung-on...
master thesis 2024
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Bagirov, Aslan (author)
Structural design for unconventional aircraft can be quite challenging and could undergo<br/>many iterations until a solution is found for all load-cases such as static sizing, stability and<br/>crashworthiness. Ultimately, all of the design aspect are integrated in the earliest design<br/>changes for which Topology Optimization (TO) could...
master thesis 2024
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Chan, Kou Wai (author)
In July 2021, an extraordinary precipitation led to severe flooding across Europe, particularly affecting South Limburg in the Netherlands, causing significant damage. In response, the Dutch government is seeking methods and new ways to mitigate the effects of future flash floods. Consequently, Waterschap Limburg (Limburg Water Board) initiated...
master thesis 2024
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Sousamli, M. (author)
There is a very popular fable, dating back to the early 1800s, about three little pigs that build their houses of different materials and a wolf that tries to catch them by blowing down their houses. From the three houses built from straws, sticks or bricks, only the house made out of bricks withstands the blow of the wolf. Although the moral of...
doctoral thesis 2024
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Durieux, Killian (author)
Dynamic balancing can offer significant benefits to applications where moving parts are present. It aims to reduce the reaction forces and moments due to inertia of the parts, thereby reducing vibrations. Dynamic balancing receives significant academic interest for planar and spatial applications, but limited attention for spherical mechanisms....
master thesis 2024
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Novikov, A. (author)
Safe and sustainable exploitation of geo-energy resources requires not only a comprehensive evaluation of the performance and economics of the corresponding projects but also the assessments of the associated risks, including the risk of induced seismicity. Indeed, seismic events may arise from the reactivation of natural faults and fractures...
doctoral thesis 2024
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van Velden, Joran (author)
In this study, a promising design for a compact, ultra-linear Compliant Torsion Reinforced Sarrus mechanism (CORS), capable of achieving ultra-linear motion is presented. The CORS prototype, made entirely of aluminum, is produced monolithically using electric discharge machining (EDM). The design incorporates four torsion-reinforced folded leaf...
master thesis 2024
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Zhang, A. (author)
Bio-mediated methods, such as microbially induced carbonate precipitation (MICP) and enzyme induced carbonate precipitation (EICP), have gained considerable attention as alternatives to invasive ground improvement techniques. MICP and EICP use biogeochemical processes to drive carbonate precipitation and bind soil grains, thereby improving the...
doctoral thesis 2024
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Maggioli, Filippo (author)
Finite Element Methods (FEMs) are widely employed for damage simulation in composites, with the Cohesive Zone Model (CZM) being particularly favored for its robustness and scalability. Despite the CZM's mesh-dependent nature, the Discontinuous Galerkin Cohesive Zone Model (DG/CZM) formulation allows for relatively arbitrary crack propagation...
master thesis 2024
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