Browse Dissertations and Theses - Physics by Contributor "Zabel, Hartmut"

• (1992)
The equilibrium shape of NaCl single crystals has been studied by x-ray reflectivity measurements at high symmetric surfaces. The equilibrium shape of a crystal is related to the properties of its surfaces through its ...

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• (1990)
We describe the conceptual development and practical implementation of grazing-angle neutron diffraction as a new method of non-destructive surface and interface analysis. Diffraction in the grazing-angle geometry with x ...

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• (1987)
Hydrogen has been dissolved in Nb/Ta superlattices for which the structural and thermodynamic properties of this new H-metal system were studied, in situ, by x-ray diffraction. It is found that H induces a strain ...

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• (1993)
An experimental study of hydrogen dissolved in thin films of niobium is presented. The chief techniques used were x-ray diffraction and ion-beam hydrogen profiling. Niobium was grown on sapphire substrates by molecular ...

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• (1985)
Experimental investigations, us i n9 x-ray diffraction techniques, have been made into the phenomenon of staging in graphite intercalation compounds. These studies have been performed in situ by means of a two-zone, ...

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• (1985)

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• (1989)
The magnetic properties of four transition metal dichloridegraphite intercalation compounds (GIC's) have been studied by neutron scattering and static magnetization measurements. Because of the large spatial anisotropy ...

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• (1987)
We report inelastic and quasielastic neutron scattering studies of graphite intercalation compounds and x-ray scattering studies of semiconductor films and superlattices which were grown by molecular beam epitaxy. For ...

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• (1988)
The mixed layered compounds K$\sb{\rm 1-x}$Rb$\sb{\rm x}$C$\sb8$ and K$\sb{\rm 1-x}$Rb$\sb{\rm x}$C$\sb{24}$ represent quasi two-dimensional alloys interleaved by graphite hexagonal planes. We report extensive x-ray ...

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• (1993)
Gallium arsenide-silicon heterostructures combine complementary electronic and structural properties to greater technological potential. The large 4% mismatch in lattice parameter between the two semiconductors strongly ...

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• (1991)
We have studied the phase transition at the (111) surface of Cu3Au by glancing incidence x-ray scattering. The experiment was designed to approach the general question of surface behavior near a bulk first order phase ...

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• (1988)
The mixed layered compounds K1-xRbxC8 and K1-xRbxC24 represent quasi two-dimensional alloys interleaved by graphite hexagonal planes. We report extensive x-ray scattering investigations of the structural aspects of these ...

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