Sökning: "Metal-organic frameworks"

Visar resultat 1 - 5 av 39 avhandlingar innehållade orden Metal-organic frameworks.

  1. 1. Metal-Organic Frameworks (MOFs) for Heterogeneous Catalysis : Synthesis and Characterization

    Författare :Mikaela Gustafsson; Xiaodong Zou; Pascal Van Der Voort; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; metal-organic frameworks; zeolitic imidazolate frameworks; functionalized linkers; structural transformation; heterogeneous catalysis; Structural Chemistry; strukturkemi;

    Sammanfattning : Metal-organic frameworks (MOFs) are crystalline hybrid materials with interesting chemical and physical properties. This thesis is focused on the synthesis and characterization of different MOFs and their use in heterogeneous catalysis. LÄS MER

  3. 2. Lanthanide Metal-Organic Frameworks and Hierarchical Porous Zeolitic Imidazolate Frameworks : Synthesis, Properties, and Applications

    Författare :Hani Nasser Abdelhamid; Xiaodong Zou; Belén Martín-Matute; Banglin Chen; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Metal-organic frameworks; Zeolitic imidazolate frameworks; Lanthanide MOFs; Hierarchical porous ZIFs; Inorganic Chemistry; oorganisk kemi;

    Sammanfattning : This thesis presents the synthesis, properties, and applications of two important classes of metal-organic frameworks (MOFs); lanthanide MOFs and hierarchical porous zeolitic imidazolate frameworks (ZIFs). The materials have been characterized using a wide range of techniques including diffraction, imaging, various spectroscopic techniques, gas sorption, dynamical light scattering (DLS) and thermogravimetric analysis (TGA). LÄS MER

  4. 3. Mimicking the Outer Coordination Sphere in [FeFe]-Hydrogenase Active Site Models : From Extended Ligand Design to Metal-Organic Frameworks

    Författare :Sonja Pullen; Sascha Ott; Patrick L. Holland; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; [FeFe]-hydrogenases; outer coordination sphere; model complexes; biomimetic catalysis; artificial photosynthesis; metal-organic frameworks;

    Sammanfattning : Biomimetic catalysis is an important research field, as a better understanding of nature´s powerful toolbox for the conversion of molecules can lead to technological progress. [FeFe]-hydrogenases are very efficient catalysts for hydrogen production. These enzymes play a crucial role in the metabolism of green algae and certain cyanobacteria. LÄS MER

  5. 4. Interrogating Diffusional Mass and Charge Transport in Catalytic Metal-Organic Frameworks

    Författare :Ben A. Johnson; Sascha Ott; Nicolas Plumeré; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; metal-organic frameworks; molecular catalysis; reaction-diffusion; electrochemistry; water oxidation; charge transport;

    Sammanfattning : Molecular catalysts are efficient and selective for the electrochemical conversion of small molecules for energy conversion. Application of molecular species in a large-scale industrial setting requires stabilization in a heterogeneous support material. LÄS MER

  7. 5. Understanding Defect Structures and Host-guest Interactions in Metal-organic Frameworks

    Författare :Kang Zhengzhong; Yaoquan Tu; Lars Ojamäe; KTH; []
    Nyckelord :metal-organic framework; defects; host-guest; molecular dynamics simulation; Teoretisk kemi och biologi; Theoretical Chemistry and Biology;

    Sammanfattning : Metal-organic frameworks (MOFs) represent a class of crystalline porous materials with prospective applications in molecular capture, separation, storage and catalysis. It has been discovered that there exist various structural defects in MOFs, which can have dramatic impact on their properties. LÄS MER