• Approaching theoretical power bound for vibration energy harvesters under displacementconstrained operation 

      Truong, Binh Duc (Doctoral dissertations at the University of South-Eastern Norway;211, Doctoral thesis, 2024)
      The last decade has witnessed the explosion of the internet of things (IoT), in which sensor networks are indispensable elements. However, most sensors are powered by batteries with limited energy capacities and often ...
    • Design and microfabrication of new automatic human blood sample collection and preparation devices 

      Tran, Minh Nhut (Doctoral thesis, 2015)
      For self-sampling or collection of blood by health personal related to point-ofcare diagnostics in health rooms, it may often be necessary to perform automatic collection of blood samples. The most important operation that ...
    • Design of a bidirectional front-end for resonating sensors 

      Marchetti, Luca (Doctoral dissertations at the University College of Southeast Norway;27, Doctoral thesis, 2017)
      In the last decades, the use of electronic sensors in portable applications became increasingly common. They provide a simple way to study processes, monitor envi-ronment conditions or to provide hazard systems. In order ...
    • Die-attach for high-temperature electronics 

      Larsson, Andreas (Doctoral thesis, 2019)
      Applications in harsh environments push the boundaries for electronic systems. High temperatures put great stress on electronic components. The die-attach is an enabling component that makes the system work. It needs to ...
    • Encapsulation of implantable microsensors 

      Tjulkins, Fjodors (Doctoral thesis, 2015)
      Heart function monitoring by attaching an accelerometer directly to the heart ventricle has been established as an effective way of diagnosing ischemia. The method holds a number of advantages over conventional monitoring ...
    • Enhanced Electrochemical CO2 Reduction through Nanostructuring and Light Element Modification 

      Gustavsen, Kim Robert (Doctoral dissertations at the University of South-Eastern Norway;184, Doctoral thesis, 2024)
      The rising levels of carbon dioxide (CO2) in the atmosphere present a significant challenge to modern society due to its profound impact on the climate. It is therefore crucial to develop and employ carbon-neutral renewable ...
    • Environmental microorganisms: microsystem approaches to separation and analysis 

      Hønsvall, Birgitte Kasin (Doctoral dissertations at the University College of Southeast Norway;16, Doctoral thesis, 2017)
      Three technologies were tested in this PhD project, all of which have potential for use in micro systems for environmental analyses: The Trilobite® technology for particle separation and purification, the analysis technique ...
    • Evaluation of Metallurgical Bonding for Ultrasound Transducers 

      Bolstad, Per Kristian (Doctoral dissertations at the University of South-Eastern Norway;188, Doctoral thesis, 2024)
      Common ultrasound transducers use a piezoelectric element to convert between electrical and mechanical energy. The piezoelectric layer is sandwiched between acoustic matching and backing layers to maximize energy transfer ...
    • Evaluation of resolution enhancement in shifted superimposed projection displays: Simulations and experiments 

      Hansen, Svein Arne Jervell (Doctoral dissertations at the University of South-Eastern Norway;60, Doctoral thesis, 2020)
      Spatial resolution is one of the key performance parameters of a projected display, and the projector industry continuously aims to increase it. Projector resolution is traditionally based on the resolution of the spatial ...
    • Flexible electrochemical sensor platform 

      Søpstad, Sindre (Doctoral dissertations at the University of South-Eastern Norway;54, Doctoral thesis, 2019)
      Bringing an electroanalytical assay from the laboratory to the level of a commercially or clinically viable product often requires substantial cost, effort and time. While the real value may lie in the assay and sensor ...
    • Glucose energy harvester for self-powering of remote distributed bioanalytical microsystems 

      Do, Uyen Phuong (Doctoral dissertations at the University of South-Eastern Norway;88, Doctoral thesis, 2021)
      Implantable medical devices came of age with the artificial pacemaker more than 60 years ago. Their true potential of being located directly where their prosthetic or therapeutic actions are needed will be further enhanced ...
    • Heat generation in underwater transducers 

      Wild, Marcus Sebastian (Doctoral dissertations at the University of South-Eastern Norway;38, Doctoral thesis, 2019)
      Acoustic transducers are used for a variety of applications, ranging from medical to maritime uses. In the maritime sector, underwater transducers can be used for appli- cations such as seabed mapping, fishing and ...
    • Heterojunction engineering on TiO2 nanotubes electrodes and their applications 

      Du, Kang (Doctoral dissertations at the University of South-Eastern Norway;9, Doctoral thesis, 2018)
      Abstract With the dramatic progress in nanotechnology, TiO2 nanomaterials have shown blooming applications in the field of energy and environment since the discovery of water photolysis on a TiO2 electrode in 1972. In ...
    • Hierarchical Black Silicon and Their Applications 

      Zhang, Zengxing (Doctoral dissertations at the University of South-Eastern Norway;116, Doctoral thesis, 2022)
      Black silicon is expected to be a promising material for photoelectric, photothermic, photocatalytic, and microfluidic applications due to its remarkably anti-reflectivity, anti-bacterial effect, hydrophilicity, and ...
    • High-Q bulk acoustic wave resonators for RF filter applications 

      Nguyen, Ngoc Thi Bich (Doctoral dissertations at the University of South-Eastern Norway;24, Doctoral thesis, 2019)
      This thesis proposes a novel design method for optimizing bulk acoustic wave (BAW) resonators, including film bulk acoustic resonators (FBAR) and solidly mounted res-onators (SMR). The purpose is to enhance their quality ...
    • High-stability piezoresistive pressure sensors 

      Sandvand, Åsmund (Doctoral dissertations at the University College of Southeast Norway;25, Doctoral thesis, 2017)
      Piezoresistive pressure sensors have been in use for decades and are among the most successful micromachined sensors. From their introduction in the 1960s, they have experienced a dramatic improvement on performance and ...
    • Impact of single crystal properties on underwater transducer designs 

      Røed, Ellen Sagaas (Doctoral dissertations at the University of South-Eastern Norway;154, Doctoral thesis, 2023)
      The ongoing robotic revolution in oceanic science puts new requirements on underwater transducers. Small platforms require compact multi-purpose transducers, and there is limited space available for the electronics. ...
    • Improved packaging techniques for LWIR microbolometers 

      Papatzacos, Phillip (Doctoral dissertations at the University of South-Eastern Norway;164, Doctoral thesis, 2023)
      A new generation of Infrared (IR) camera sensors, based on MicroBolometer Arrays (MBA) has been developed. This technology is lower cost and has no need for active cooling, unlike the previous generation. It, therefore, ...
    • Inductive impedance matching network for Magnetic Resonant Wireless Power Transmission 

      Zhaksylyk, Yelzhas (Doctoral dissertations at the University of South-Eastern Norway;152, Doctoral thesis, 2023)
      Inductive wireless power transfer is getting more and more attention as the demand for mobile electronic devices grows. There are already well-functioning wireless charging systems for smartphones, tablets, and electric ...
    • Integratable opto-microfluidic devices for sensitive detection of bio-analytes 

      Pires, Nuno Miguel Matos (Doctoral Theses at Buskerud and Vestfold University College;3, Doctoral thesis, 2014)
      The expensive fabrication of current optical microfluidic devices is a barrier to the successful implementation of these devices in low-cost, high-sensitivity biosensing systems. Organic photodiodes (OPDs) have great ...