Blar i Institutt for fysikk på dokumenttype "Doctoral thesis"
Viser treff 21-40 av 238
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Brittle to Quasi-Brittle Transitions in the Soft Clamp Fiber Bundle Model
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:307, Doctoral thesis, 2013)In this thesis I describe a soft clamped quasi static fiber bundle model for two dimensional interfacial fracture. The soft clamps distribute the stress amongst the fibers through elastic forces. The model display three ... -
Cavity Quantum Electrodynamics
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:282, Doctoral thesis, 2013)This thesis is an investigation of the following four key concepts related to light: The position dependent Lamb-shift giving rise to a magnetic Casimir-Polder force close to a dielectric medium has been studied. Memory ... -
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 ... -
Chitosan-mediated DNA condensation as a basis for gene delivery: Influence of polyelectrolyte molecular parameters on the condensation behaviour
(Doktoravhandlinger ved NTNU, 1503-8181; 2004:133, Doctoral thesis, 2004)Polycation mediated gene delivery has emerged as a promising alternative to the use of viral vectors for gene therapy. Although yielding significantly lower transfection efficiency than viral vectors, the use of polycations ... -
Coherent and Correlated Spin Transport in Nanoscale Superconductors
(Doktoravhandlinger ved NTNU, 1503-8181; 2008:72, Doctoral thesis, 2008)Motivated by the desire for better understanding of nanoelectronic systems, we theoretically study the conductance and noise characteristics of current flow between superconductors, ferromagnets, and normal-metals. Such ... -
Collective effects in low-dimensional systems with coupled quasiparticles
(Doctoral theses at NTNU;2021:279, Doctoral thesis, 2021)Many of the most fascinating and challenging phenomena in condensed matter physics occur in systems with coupling between quasiparticles of different nature. This thesis is concerned with the study of collective effects ... -
Complex flows in active and driven granular matter: a study of turbulent and intermittent dynamics
(Doktoravhandlinger ved NTNU;2022:174, Doctoral thesis, 2022)Turbulence and intermittency are manifestations of non-linear dynamics that have central influence in transport mechanisms in fluids. These phenomena have been mainly studied in inertial flows, but this situation is recently ... -
Control of Magnon Condensates
(Doctoral theses at NTNU;2024:63, Doctoral thesis, 2024)Spintronics is a technology driven field aimed at harnessing the electron spin for novel devices. This is in contrast to traditional electronics, where the electron charge is used as an information carrier. Advances in ... -
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 ... -
Controlling the quantum state of light and matter with cavity QED
(Doktoravhandlinger ved NTNU, 1503-8181; 2014:236, Doctoral thesis, 2014)Experimental progress in atomic, molecular and optical physics, at the quantum level, as well as in condensed matter physics, has over the last few decades allowed us to not only observe quantum phenomena in nature, but ... -
Copper-64 radiopharmaceuticals for theranostics of hypoxic tumors
(Doctoral theses at NTNU;2023:318, Doctoral thesis, 2023)English summary Tumor hypoxia (oxygen deficiency) is a poor indicator in cancer as it associates with disease progression, recurrence, metastasis, and treatment resistance. Hypoxia occurs in most solid tumors, however, ... -
Correlated transmission electron microscopy and micro-photoluminescence studies of GaAs-based heterostructured semiconductor nanowires
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:319, Doctoral thesis, 2012)The focus of this work was to study the nanowire (NW) optical and structural properties on a single NW level. The GaAs-based heterostructured semiconductor NWs, grown by Au-assisted molecular beam epitaxy (MBE), were studied ... -
Cr-doped ZnS for Intermediate Band Solar Cells
(Doktoravhandlinger ved NTNU, 1503-8181; 2014:274, Doctoral thesis, 2014)Intermediate band solar cells (IBSCs) can potentially be highly efficient solar cells. This thesis presents the growth and characterization of highly doped chromium doped zinc sulfide (Cr:ZnS) films for use in IBSCs. The ... -
Critical properties of effective gauge theories for novel quantum fluids
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:179, Doctoral thesis, 2005)Critical properties of U(1) symmetric gauge theories are studied in 2+1 dimensions, analytically through duality transformations and numerically through Monte Carlo simulations. Physical applications range from quantum ... -
Critical Properties of the Abelian Higgs Model.: A Monte Carlo Study
(Dr. ingeniøravhandling, 0809-103X; 2002:27, Doctoral thesis, 2002)We have studied various aspects of the critical properties of the Abelian Higgs model. The initial motivation to study this model is its relation to superconductivity, but the results extend beyond the realms of ... -
Criticality in Quantum Dissipative Systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:192, Doctoral thesis, 2012)This thesis consists of five scientific papers in the field of condensed matter physics. In all papers we employ large scale Monte Carlo simulations to investigate quantum critical behavior in systems coupled to an ... -
Current-Induced Dynamics in Ferromagnets and Antiferromagnets
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:202, Doctoral thesis, 2011) -
Dark matter candidates and their indirect detection
(Doktoravhandlinger ved NTNU, 1503-8181; 2010:152, Doctoral thesis, 2010) -
Delivery of Encapsulated Drugs to Cancer Cells and Tissue: The Impact of Ultrasound
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:57, Doctoral thesis, 2013)Encapsulated drugs have improved tumor to normal tissue uptake compared to free drugs, however, the concentration of drugs at the tumor site is still low and heterogeneous due to the tumor microenvironment which serves as ... -
Density Functional Theory Investigations of Surface Structure and Reactivity
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:93, Doctoral thesis, 2011)The Cr2O3(0001) surface is assumed to terminate by chromium atoms, chromyl groups, and oxygen atoms. This essentially models the industrial surface when subjected to different oxygen chemical potentials. The issue of high ...