Sökning: "Neutron diffraction"

Visar resultat 36 - 40 av 130 avhandlingar innehållade orden Neutron diffraction.

  1. 36. Rubidium titanyl arsenate and related compounds : growth and structure

    Författare :Jenni Almgren; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; neutron diffraction; CsTiOAsO4 CTA ; KTiOPO4 KTP ; RbTiOAsO4 RTA ; nonlinear optics; top seeded solution growth; Rb5Sb7YiO22;

    Sammanfattning : .... LÄS MER

  3. 37. On the preparation and structure of O-sialons

    Författare :Jörgen Sjöberg; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; silicon oxynitride; Sialon; ammonia; crystal structure; nitridation; extended X-ray absorption fine structure; nuclear magnetic resonance; neutron diffraction;

    Sammanfattning : .... LÄS MER

  4. 38. Tungstate Scintillators Growth, Structures and Properties

    Författare :Magnus Åsberg Dahlborg; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; scintillators; single crystals; ZnWO4; HgWO4; neutron powder diffraction; X-ray diffraction; CdWO4; flux growth; tungstates;

    Sammanfattning : Tungstate crystals are well-known scintillators, which can be used as detector material for high-energy radiation and are often chosen as references in measurements on new luminescent materials. For measurements of excitation and relaxation properties, single crystals are desirable. LÄS MER

  5. 39. Neutron Scattering Experiments and Computer Simulation Studies of a Polymer Electrolyte

    Författare :Patrik Carlsson; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; neutron scattering; reverse Monte Carlo simulation; PPO-LiClO4; poly propylene oxide ; polymer electrolytes; polymer dynamics;

    Sammanfattning : Polymer electrolytes are regarded as key components in promising new types of batteries for portable electronic devices and electric cars. Batteries for such applications require polymer electrolytes with improved properties, e.g. a higher ionic conductivity. LÄS MER

  7. 40. Alkali Metal Aurivillius Phases Structure and Electrical Properties

    Författare :Stefan Borg; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; neutron powder diffraction; phase transition; X-ray powder diffraction; Aurivillius phases; impedance spectroscopy; Curie temperature; electron microscopy;

    Sammanfattning : The quest for new materials is crucial for the development of smaller and more efficient electronic components. Aurivillius phases have recently received considerable attention due to their wide-ranging properties and are considered promising candidates in e.g. memory devices, microwave filters and fuel cells. LÄS MER