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Advanced particle containing glasses for photonics
(2019)
Diplomityö
Diplomityö
This work studied different techniques to prepare particle containing phosphate glasses. Additionally, a process to sinter these glasses by hot uniaxial pressing was studied and developed. Our goal was to prepare to create ...
Utilization of drones in vertical profile measurements of the atmosphere
(2019)
Diplomityö
Diplomityö
Numerical weather predicition and climate models require accurate and continuous measurements of the atmosphere. Radiosoundings conducted daily all over the world provide the backbone for these measurements thanks to their ...
Spline Optimization : Spline optimization using genetic algorithm in AGV system
(2019)
Diplomityö
Diplomityö
Splines are polynomial curves. They are used for example to model complicated shapes in computer programs and science. They can be also used to construct planes. Those planes can be used to easily model complicated surfaces. ...
Peer review networks between Bitcoin traders
(2019)
Diplomityö
Diplomityö
Bitcoin is a cryptocurrency that can be traded online. Some of the online Bitcoin trading platforms allow traders to give trust ratings to each other. Trust ratings are meant to indicate with whom to trade. Given and ...
Spontaneous Emission Enhancement of Fluorophore by Plasmonic Nanoantenna
(2019)
Diplomityö
Diplomityö
Optical nanoantennas are very efficient for manipulating and controlling light. These nanoantennas support plasmonic oscillations and enhance the local field. This enhancement can be used in different applications. In this ...
Lignin and Hemicellulose in Dispersions - as Surfactants and Functional Materials
(2019)
Diplomityö
Diplomityö
The aim of thesis was to understand how lignins and hemicelluloses work as plasticizers, dispersing agents, emulsifiers and stabilizer in dispersion applications from the chemistry point of view. An alkali-O2 oxidation ...
Unitary transformations of spatial modes for quantum experiments
(2019)
Diplomityö
Diplomityö
Spatial modes have attracted a lot of attention in the quantum optics community because of their possible application in high-dimensional quantum bits, i.e. qudits. One crucial task in quantum communication and computation ...
Nonlinear optics using resonant metamaterial structures
(2019)
Diplomityö
Diplomityö
Metamaterials are artificial structures consisting of nanoscale building blocks that exhibit properties not found in nature. They have recently shown potential for utilizing nonlinear processes such as second-harmonic ...
Ray Tracing Methods for Point Cloud Rendering
(2019)
Diplomityö
Diplomityö
State of the art scanning and capturing devices are able to produce surface point cloud models of a wide range of real world objects. The visualization and rendering of enormous point clouds with millions or billions of ...
Predicting Extreme Events in Fiber-optic Instabilities Using Machine Learning
(2019)
Diplomityö
Diplomityö
The study of ultrafast instabilities in optics is one of the key research area in nonlinear science. Optical fibers constitute an excellent testbed for the study of complex dynamics and instabilities because of the controlled ...