Now showing items 17-36 of 44

    • 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 ...
    • Interdigital-Electrode Thin-Film Piezoelectric Microactuators 

      Nguyen, Cuong Hung (Doctoral dissertations at the University College of Southeast Norway;29, Doctoral thesis, 2018-01)
      Along with microsensors, microactuators are the most important components of microelectromechanical systems. Many microactuators use piezoelectric coupling mechanisms because they allow these actuators to generate high ...
    • Layer-specific strain and strain rate : Estimation using miniature transducers attached to the epicardium 

      Nguyen, Thu Thuy (Doctoral dissertations at the University of South-Eastern Norway;68, Doctoral thesis, 2020)
      Reliable methods to asses ventricular function during and after cardiac surgery are essential tools to evaluate patient prognosis. We presented an ultrasound system to monitor cardiac motion using miniature transducers ...
    • Local Synthesis and Direct Integration of Carbon Nanotubes into Microsystems for Sensor Applications 

      Ta, Bao Quoc (Doctoral theses at Buskerud and Vestfold University College;1, Doctoral thesis, 2014)
      Carbon nanotubes (CNTs) have been intensively studied since their discovery more than two decades ago. A lot of research has exploited their extraordinary properties and various applications, meanwhile, revealed the ...
    • Local Synthesis of Carbon Nanotubes on CMOS-MEMS Microheaters for Sensing Applications 

      Roy, Avisek (Doctoral dissertations at the University of South-Eastern Norway;84, Doctoral thesis, 2020)
      Research on nanomaterials is growing rapidly due to their extraordinary properties, which can significantly differ from their bulk form. The physicochemical properties of nanoscale materials are diverse and can be engineered ...
    • Low Power Circuits and Architectures for Wireless Sensor Networks 

      Nowbahari, Arian (Doctoral dissertations at the University of South-Eastern Norway;166, Doctoral thesis, 2023)
      Wireless sensor networks (WSNs), due to their multidisciplinary applications, represent one of the main enabling technologies of the Internet-of-Things paradigm. These networks, consisting of sensor nodes characterized by ...
    • Micro and Nano Technologies for Unmanned Nano Air Vehicles (NAVs) 

      Petricca, Luca (Doctoral theses at Buskerud and Vestfold University College;2, Doctoral thesis, 2014)
      Nano Air Vehicles (NAVs) consist of remotely controlled miniaturized flying objects with maximum dimensions smaller than 15 cm and less than 20 g in weight. The small size of such systems allows them to penetrate and ...
    • Miniaturization of Circuit Packaging of an Accelerometer Heart Monitoring Device 

      Nguyen, Thai Anh Tuan (Doctoral dissertations at the University College of Southeast Norway;7, Doctoral thesis, 2016)
      Continuous monitoring heart activity based on implantable accelerometer devices have been demonstrated as efficient method that could provide higher sensitivity and specificity than the conventional electrocardiography ...
    • Modeling and design of piezoelectrically actuated MEMS tunable lenses 

      Abdelmeguid, Mahmoud Ahmed Farghaly (Doctoral dissertations at the University of South-Eastern Norway;76, Doctoral thesis, 2020)
      Autofocus is a crucial feature in cameras, especially when photographing objects at different distances and having them in sharp focus without any quality loss in the captured image. Over the last decade, several research ...
    • Novel encapsulation of a medical ultrasound probe 

      Do, Nu Bich Duyen (Doctoral dissertations at the University of South-Eastern Norway;182, Doctoral thesis, 2024)
      Ultrasound imaging plays an important role in the diagnosis of cardiovascular diseases. A trans-esophageal echocardiography (TEE) probe uses ultrasound waves to image the heart in real time in three dimensions (3D) from ...
    • Optically operated pulse-driven Josephson junction arrays and range extension using voltage dividers and buffer amplifiers 

      Karlsen, Bjørnar (Doctoral dissertations at the University of South-Eastern Norway;52, Doctoral thesis, 2019)
      Voltage dividers and buffer amplifier combinations can be used to transfer and extend traceability in voltage and electrical power metrology between a wide range of instruments. For voltages up to 1000 V, resistive voltage ...
    • Osmotic sensor for blood glucose monitoring applications 

      Krushinitskaya, Olga (Doctoral theses at Vestfold University College;1, Doctoral thesis, 2012)
    • Perovskite Solar Cells : Improved Active layer Morphology and Pore-filling in TiO2 Nano-Scaffolds 

      Nawaz, Asmat (Doctoral dissertations at the University College of Southeast Norway;34, Doctoral thesis, 2018)
      Organometallic halide perovskite solar cells (PSCs) have recently shown tremendous research interest due to their remarkable photovoltaic (PV) performance reaching up to 22% power conversion efficiency in merely five years ...
    • Point of Care COPD Diagnostics Based on Paper-based Assay and Biofluid Sensing 

      He, Guozhen (Doctoral dissertations at the University of South-Eastern Norway;167, Doctoral thesis, 2023)
      Chronic obstructive pulmonary disease (COPD) has always been the one of the top four major death causes during the last ten years. During the era of covid-19 pandemic, COPD patients faced higher mortality rates than ever ...
    • Preparation of novel metal oxides/hydroxides materials and their applications in supercapacitors 

      Fan, Xiao (Doctoral dissertations at the University of South-Eastern Norway;89, Doctoral thesis, 2021)
      Supercapacitors, as next-generation efficient, safe and clean energy storage devices with superior power density, fast charge/discharge rate, excellent temperature adaptability and remarkable service life, significantly ...
    • Reliable Packaging and Development of Photodiode Module for Operation at 4 K 

      Bardalen, Eivind (Doctoral dissertations at the University of South-Eastern Norway;5, Doctoral thesis, 2018)
      AC voltage standards based on pulse-driven Josephson junction arrays, operated at 4 K, enable quantum-accurate generation of arbitrary voltage waveforms. These devices are operated by biasing the arrays with high-frequency ...
    • Simulation and microfabrication of MEMS vacuum electronic devices for terahertz technology 

      Billa, Laxma Reddy (Doctoral dissertations at the University of South-Eastern Norway;49, Doctoral thesis, 2019)
      Numerous applications explore the scarcely used terahertz (THz) band in the electromagnetic spectrum. However, widespread utilization of the THz band is technically challenging, due to the lack of power sources. The power ...