Browsing Institutt for fysikk by Subject "VDP::Mathematics and natural science: 400::Physics: 430"
Now showing items 1-20 of 90
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Advanced TEM studies of quantum dot based intermediate band solar cell materials
(Doctoral theses at NTNU;2019:170, Doctoral thesis, 2019) -
Advanced Transmission Electron Microscopy of III-V Nanowires
(Doctoral theses at NTNU;2020:84, Doctoral thesis, 2020)Semiconducting nanowires have many interesting applications and a promising future as building blocks for optoelectronic devices. In this work, the aim is to improve the characterization of the nanowire structure and ... -
Antiferromagnetic Insulator Spintronics
(Doctoral theses at NTNU;2019:343, Doctoral thesis, 2019)Summary: Spin currents can make your computer energy efficient and ultrafast Have you noticed that your laptop sometimes can get quite warm? Electronical devices rely on transfer of information via a charge current ... -
Approximate analysis concerning wave-power absorption by hydrodynamically interacting buoys
(Doktor ingeniøravhandling (Trondheim);234, Doctoral thesis, 1982) -
Atomistic Scale Modelling of Defects in Aluminium Alloys
(Doctoral theses at NTNU;2020:400, Doctoral thesis, 2020)«Deformasjoner som en ser når metall bøyer seg, er en kollektiv bevegelse av små linjedefekter i atomstrukturen.» Dette sitatet oppsummerer temaet til doktorgradsarbeidet som handler om hvordan atomer i aluminium oppfører ... -
Cavity-mediated impact of superconductors on ferromagnetic insulators
(Doctoral theses at NTNU;2022:254, Doctoral thesis, 2022)This dissertation is a presentation of the research conducted during three years at the QuSpin Center for Quantum Spintronics, on the cavity-mediation of interactions between ferromagnetic insulators (FI) and superconductors ... -
Controlling microgel fabrication and advancing understanding of bacterial transcriptional regulation by droplet-based microfluidics
(Doctoral theses at NTNU;2022:263, Doctoral thesis, 2022)ENGLISH Miniaturization of biological and chemical assays by the invention of Lab-on-a-chip technology has already made significant impacts in scientific domains such as biotechnology, biophysics and biomedicine. Droplet ... -
Development and evaluation of techniques based on second harmonic generation microscopy to quantify the collagen matrix in cartilage
(Doctoral theses at NTNU;2017:369, Doctoral thesis, 2017)Cartilage diseases are prevalent, and intense effort is targeted to improving treatment for conditions such as osteoarthritis and traumatic cartilage injury. Collagen is one of the main structural components of cartilage, ... -
Dynamic Pore Network Study of Immiscible Two-Phase Flow in Porous Media
(Doctoral theses at NTNU;2023:332, Doctoral thesis, 2023)Porous media research has widespread applications in a variety of fields including biology, medicine, and geology. Notably, it can be used to mitigate the effects of climate change through methods of carbon capture and ... -
EELS and STEM studies of perovskite oxide heterostructures
(Doctoral theses at NTNU;2016:361, Doctoral thesis, 2016)Perovskite oxide heterostructures have attracted much research interest due to a strong coupling between the local crystal structure and the functional properties. Of special interest are the interfaces of thin film systems, ... -
The Effect of Elevated Temperatures on Precipitation in Aluminium Alloys – An Advanced Transmission Electron Microscopy Study
(Doctoral theses at NTNU, 2020:229, Doctoral thesis, 2020)Aluminium (Al) alloys are increasingly found and sought-after in applications that involve exposure to elevated temperatures. Examples are automotive components located in the engine room, heat exchangers, and subsea/offshore ... -
The effect of natural ageing on clustering and precipitation in heat-treatable aluminium alloys
(Doctoral theses at NTNU;2022:274, Doctoral thesis, 2022)The consumption volume of aluminium (Al) alloys is expected to increase in the coming years. They are typically used in the automotive industry, where light-weighting has become a major design consideration to save fuel, ... -
Electric and magnetic signatures of boundary states in topological insulators and superconductors
(Doctoral theses at NTNU;2017:271, Doctoral thesis, 2017)This thesis is based on original research that was carried out in the field of topological phases in quantum condensed matter physics. The results have been published in five papers in Physical Review B, which form the ... -
Electron beam lithography: a promising and versatile technique for fabrication of new platforms for cell studies
(Doctoral theses at NTNU;2021:31, Doctoral thesis, 2021)For more than a century cellular studies using cell cultures have had an immense impact on biomedical research. These in vitro studies have primarily been performed on cultures of cells residing on flat two-dimensional ... -
Electronic and optical properties of doped Cu2O and ZnS thin films
(Doctoral theses at NTNU;2017:107, Doctoral thesis, 2017)In this thesis, two earth-abundant, easily fabricated semiconductors, Cu2O and ZnS, were investigated to explore their electronic and optical properties after doping. Fe doped ZnS has been studied as a potential material ... -
Elucidating the pathogenesis of osteochondrosis using nonlinear optical microscopy
(Doctoral theses at NTNU;2017:309, Doctoral thesis, 2017)Abstract Osteochondrosis is defined as a focal disturbance in endochondral ossification and causes joint pain and lameness in several species of animals, including humans. The focal disturbance occurs at predilection ... -
Exploiting infrasound to probe the dynamics of the middle atmosphere
(Doctoral theses at NTNU;2023:214, Doctoral thesis, 2023)This doctoral thesis examines the middle atmosphere (30 - 80 km altitude) using ground-based observations of low-frequency sound waves (infrasound). By exploiting infrasound waves, the thesis aims to increase observations ... -
Fine material processing using ultra-short pulsed 2 μm all-fiber lasers
(Doctoral theses at NTNU;2022:327, Doctoral thesis, 2022)Precision processing of silicon (Si) and other semiconductors is becoming increasingly important following the rising demand for semiconductor-based devices. Laser-assisted material processing on and below the surface can ... -
Green’s Function Approach to Quantum Phenomena in Heterostructures with Spin- Polarization and Coherence
(Doctoral theses at NTNU;2023:238, Doctoral thesis, 2023)Kvantemekanikken som muliggjør fremtidens informasjonsteknologi Moderne datamaskiner produserer en mengde varme som er sammenlignbart med varmen fra panelovner. Denne varmeproduksjonen, sammen med utfordringer relatert ... -
High-energy X-ray Transmission Microscopy based on Compound Refractive Lenses
(Doctoral theses at NTNU;2017:124, Doctoral thesis, 2017)Summary of thesis: In the results of the work presented in this thesis it has been shown theoretically and demonstrated experimentally that lateral chromatic aberration in hard x-ray transmission microscopy can be ...