Search for dissertations about: "focused ion beam microscopy"

Showing result 1 - 5 of 43 swedish dissertations containing the words focused ion beam microscopy.

  2. 1. Focused Ion Beam Preparation and Transmission Electron Microscopy of Materials for Energy Applications

    Author : Filip Lenrick; NanoLund: Centre for Nanoscience; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; transmission electron microscopy; focused ion beam; solid oxide materials; fuel cell; semiconductor materials; nanowire; LED; solar cell;

    Abstract : Throughout this thesis, samples of various materials with applications in energy converting devices have been prepared by focused ion beam machining and investigated by transmission electron microscopy. Energy converting devices can be solar cells or light emitting diodes, which turn light into electricity or vice versa. READ MORE

  4. 2. Fabrication and Applications of a Focused Ion Beam Based Nanocontact Platform for Electrical Characterization of Molecules and Particles

    Author : Tobias Blom; Klaus Leifer; Maria Strömme; Michel Calame; Uppsala universitet; []
    Keywords : Focused Ion Beam; FIB; Scanning Electron Microscopy; SEM; Nanogap electrodes; Nanostructuring; Nanofabrication; Electron Beam Lithography; Electrical characterization; Dielectrophoresis;

    Abstract : The development of new materials with novel properties plays an important role in improving our lives and welfare. Research in Nanotechnology can provide e.g. cheaper and smarter materials in applications such as energy storage and sensors. READ MORE

  5. 3. On Bone Regeneration in Porous Bioceramics - Studies in humans and rabbits using free form fabricated scaffolds

    Author : Johan Malmström; Göteborgs universitet; []
    Keywords : bone regeneration; hydroxyapatite; zirconia; macroporosity; microporosity; free form fabrication; focused ion beam; scanning electron microscopy; transmission electron microscopy; rabbit; human;

    Abstract : The objective of the present thesis was to evaluate the effect of material chemistry and macroand micro-porosity on bone regeneration in association with synthetic, porous ceramic materials. Ceramic scaffolds were designed and manufactured for experimental and human studies using free form fabrication (FFF), a technique which produces the object layer by layer using data from CAD files. READ MORE

  6. 4. Bioelectronic Nanosensor Devices for Environmental and Biomedical Analysis

    Author : Klas Risveden; Tillämpad biokemi; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Regional Ion Sensitive Field Effect Transistor; Region Ion Sensitive Field Effect Transistor; RISFET; Conducting channel; Bioelectronic Nanosensor; Bioelectronic; Biosensor; Nanosensor; Chemical Sensor; Sensor; Semiconductor sensor; Single molecule trapping; Scaling; Protein trapping; Nanoelectronics; Lab-on-a-chip; pico-ammeter; Nanobiosensor; Sample Applicator; Sequential Batch Analysis; Sequential Batch Analysis System; SBAS; Nanowire; Branched nanowire structure; Nanotree; Nanorod; Nano processing; Micro processing; Electron Beam Lithography; EBL; UV-lithography; Molecular Imprinting; DUV-lithography; Moleculary Imprinted Polymers; MIP; Biomimetics; QCM; Biomimetic sensor; Quartz Crystal Microbalance; QCM-D; Nanoparticles; Acetylcholine esterase; Glucose oxidase; Glucose; Gluconolactone; Propranolol; Gluconate; Carbofuran; Neurotoxic; Environmental analysis; Biomedical Analysis; Biotechnology; Medicine; Pesticide; Food Technology; Analyis; Flow Injection Analysis; FIA; Scanning Probe Microscopy; Scanning Kelvin Probe Microscopy; SPM; KPM; AFM; SKM; KPFM; SKPM; Nanostructures.; Atomic Force Microscopy; KFM;

    Abstract : A new type of Bioelectronic Nanosensor Device with potential applications in medicine,biotechnology and environmental analysis was designed. The nanosensor is based on RISFET (Regional Ion Sensitive Field Effect Transistor) technology. READ MORE

  7. 5. Transmission Electron Microscopy of Graphene and Hydrated Biomaterial Nanostructures : Novel Techniques and Analysis

    Author : Sultan Akhtar; Klaus Leifer; Hilborn Jöns; Stefano Rubino; Marco Cantoni; Uppsala universitet; []
    Keywords : Graphene flakes; magnetic beads DNA coils; hydrated biomaterials; transmission electron microscopy; focused ion beam scanning electron microscopy; bright-field dark-field imaging; high resolution imaging; electron diffraction and cryogenic temperatures; Materialvetenskap; Materials Science;

    Abstract : Transmission Electron Microscopy (TEM) on light element materials and soft matters is problematic due to electron irradiation damage and low contrast. In this doctoral thesis techniques were developed to address some of those issues and successfully characterize these materials at high resolution. READ MORE