Sökning: "molecular transport"

Visar resultat 1 - 5 av 677 avhandlingar innehållade orden molecular transport.

  1. 1. Molecular Electronics : Insight from Ab-Initio Transport Simulations

    Författare :Jariyanee Prasongkit; Rajeev Ahuja; Magnus Paulsson; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Molecular Electronics; Ab Initio; DNA Sequencing; Nanoscience; Graphene; Physics with spec. in Atomic; Molecular and Condensed Matter Physics; Fysik med inriktning mot atom- molekyl- och kondenserande materiens fysik;

    Sammanfattning : This thesis presents the theoretical studies of electronic transport in molecular electronic devices. Such devices have been proposed and investigated as a promising new approach that complements conventional silicon-based electronics. LÄS MER

  3. 2. Molecular Electronics : A Theoretical Study of Electronic Structure of Bulk and Interfaces

    Författare :Mikael Unge; Sven Stafström; Mads Brandbyge; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; molecular electronics; electron transport; disorder; localization; long-range correlation; organometallic magnets; interface dipole; Computational physics; Beräkningsfysik;

    Sammanfattning : This thesis deals with theoretical studies of the electronic structure of molecules used in the context of molecular electronics. Both studies with model Hamiltonians and first principle calculations have been performed. LÄS MER

  4. 3. Imaging the molecular pathways of neurodegeneration : New pathologies of SCA7

    Författare :Frida Niss; Anna-Lena Ström; Einar Hallberg; Georg Auberger; Stockholms universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Neurodegeneration; SCA7; Polyglutamine diseases; RNA binding proteins; Aggregation; Stress granules; Chromatin organization; Quantitative image analysis; Nuclear envelope; Nuclear pore complex; Nucleocytoplasmic transport; neurokemi med molekylär neurobiologi; Neurochemistry with Molecular Neurobiology;

    Sammanfattning : Spinocerebellar Ataxia type 7 (SCA7) is a genetic neurodegenerative disease with lethal outcome that affects the cerebellum and retina of patients. This thesis focuses on characterising molecular pathological pathways that cause toxicity and cell death in SCA7. LÄS MER

  5. 4. Theoretical Modeling of Intra- and Inter-molecular Charge Transport

    Författare :Lili Lin; Yi Luo; Alessandro Troisi; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; charge transport; molecular junction; organic molecular materials; Green s function; first-principles simulation; SRA - Transport; SRA - Transport;

    Sammanfattning : This thesis focuses on theoretical study of charge transportproperties in molecular systems. The understanding of the transportprocess and mechanism in molecular systems is essential forthe design of new functional molecular materials and molecularelectronic devices. LÄS MER

  7. 5. Targeting and function of CAH1 : Characterization of a novel protein pathway to the plant cell chloroplast

    Författare :Stefan Burén; Göran Samuelsson; Muriel Bardor; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Arabidopsis; chloroplast; endomembrane system; CAH1; protein targeting; N-glycosylation; Molecular biology; Molekylärbiologi; molekylärbiologi; Molecular Biology;

    Sammanfattning : The chloroplast is the organelle within a plant cell where photosynthesis takes place. This organelle originates from a cyanobacterium that was engulfed by a eukaryotic cell. LÄS MER