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Künstliche Lichtemissionen im Jurapark Aargau
(2019)Künstliche Lichtemissionen haben in den letzten Jahrzehnten stetig zugenommen und bisher ist noch kein Ende dieses Trends ersichtlich. Mit den Jahren ist in der Bevölkerung, der Politik und der Wissenschaft das Bewusstsein gewachsen, dass auch Licht eine Art der Umweltverschmutzung bedeuten kann. Der Kanton Aargau und der Jurapark Aargau entwickeln momentan Strategien zum Themenbereich «Lichtemissionen» und sind an einer grundlegenden ...Bachelor Thesis -
Investigating fluctuations in ice nucleating particle concentrations over orographic terrain
(2019)Ice particles influence the radiation and lifetime of cirrus and mixed-phase clouds and initiate most of global precipitation. Processes like heterogeneous ice nucleation responsible for the formation of first ice in clouds are still not completely understood and contribute to uncertainties in weather and climate modelling. RACLETS (Role of Aerosols and Clouds Enhanced by Topography on Snow) was a field campaign planned in order to ...Bachelor Thesis -
Aerodynamic Design of a Hyperloop Pod by Computational Fluid Dynamics Analysis
(2019)The rise in mobility and demand for fast movement brings the traditional modes of transport to their limits. A broader development of transport systems is crucial. The Hyperloop pushes the boundaries and enables an efficient and safe way of transport. With the principle of a pneumatic tube, transport capsules, so-called pods, travel at high speeds through a low-pressure tube to minimize aerodynamic drag. To guarantee a solid development, ...Bachelor Thesis -
Evaluation of Adversarial Attack Methods on Neural Networks
(2019)Although deep neural networks have proven to be successful across a large variety of machine learning tasks, recent work has demonstrated that they are at the same time vulnerable to so-called adversarial examples: inputs that are almost indistinguishable from natural data but misclassified by the network. In the case of image classifiers, such adversarial examples have traditionally been constructed by perturbing the original images, but ...Bachelor Thesis -
Classification of Seismic Events with Deep LearningStrategies: Insights from the Moosfluh Landslide
(2019)Bachelor Thesis -
Glacial microseismic events measured with fiber-optic technology
(2019)Stick-slip events take place on the glacier bed during spontaneous sliding phases and provide insights into ice dynamics. They have microseismic amplitudes and frequencies from 20 to 200 Hz. These microquakes are usually recorded with seismometers. With an innovative method called Distributed Acoustic Sensing (DAS), we recorded for the first time to record such events. For this fiber-optic technology deformations are measured along a ...Bachelor Thesis -
Analysis of rock slope deformation in the Grimsel pass region
(2019)In this thesis radar remote sensing data from the European Space Agency (ESA) Sentinel- 1 mission were analysed to study the slope processes in the Grimsel pass region. Preliminary results have shown surface displacements at Lake Grimsel and Lake Oberaar during summer. The investigation served to assess whether there is a risk of potential slope instabilities. The Differential Synthetic Aperture Radar Interferometry (DInSAR) technique was ...Bachelor Thesis