Browsing Applied Micro- and Nanosystems by Title
Now showing items 24-43 of 46
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Layer-specific strain and strain rate : Estimation using miniature transducers attached to the epicardium
(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
(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
(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
(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)
(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
(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
(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
(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
(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
(Doctoral theses at Vestfold University College;1, Doctoral thesis, 2012) -
Perovskite Solar Cells : Improved Active layer Morphology and Pore-filling in TiO2 Nano-Scaffolds
(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
(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
(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
(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
(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 ... -
Smartphone-based urinary biomarker detection: an application-oriented device and algorithm
(Doctoral dissertations at the University College of Southeast Norway;30, Doctoral thesis, 2018)Persons of advanced age have a higher risk of contracting urinary tract infection than the general population. Functional impairments, cognitive impairments, urine incontinence and advanced age encumbers the management of ... -
Solid liquid interdiffusion wafer-level bonding for MEMS packaging
(Doctoral theses at Buskerud and Vestfold University College;5, Doctoral thesis, 2015)The trend of micro-electronic-mechanical-systems (MEMS) packaging requires costeffective and high performance packaging techniques. The objective of this study is to develop solid-liquid-interdiffusion (SLID) wafer-level ... -
Speckle suppression in laser projection displays
(Doctoral theses at Buskerud and Vestfold University College;4, Doctoral thesis, 2015)Laser light source becomes more popular today in the projection technology. The use of lasers in projection applications provides considerable advantages compared to conventional projection lamps. These are, for example, ... -
Surface plasmonics analysis and photoelectrochemical properties of Au/TiO2 nanosystems
(Doctoral dissertations at the University of South-Eastern Norway;2, Doctoral thesis, 2018)This thesis focuses on investigation of photoelectric and photoeletrochemical (PEC) performance of TiO2 nanotube based photoelectrodes. Surface plasmonic resonance (SPR) have been studied by theoretical analysis, fabrication ... -
Synthesis and Applications of Free-standing TiO2 Nanotube Membranes
(Doctoral theses at Vestfold University College;2, Doctoral thesis, 2013)Nanostructured TiO2 nanotubes (TNTs) have great application potential in optoelectronic devices due to large effective light harvesting surface area and wide band gap. Anodization of Ti is a simple way to prepare well-ordered ...