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Items for "Thermal expansion"

The transformation mechanism of the sodalite- to the melilite-topology: Thermal expansion and decomposition of bicchulite-type to melilite-type compounds

The mineral bicchulite, |Ca8(OH)8| [Al8Si4O24]-SOD, has the sodalite-(SOD-)type structure...

Keywords: Sodalite, Melilite, Thermal expansion, thermal decomposition, Reaction mechanism

03/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag
Variable temperature (100—295 K) single-crystal X-ray diffraction study of the α-polymorph of glycylglycine and a glycylglycine hydrate

The crystal structures of the α-polymorph of glycylglycine (glygly) and of its hydrate (glygly × 1.5 H2O) were refined by single-crystal X-ray diffraction at 100, 150, 220, and 295 K (glygly) and at 100, 200, 295 K (glygly × 1.5 H2O)...

Keywords: Lattice strain, Hydrogen bonds, Thermal expansion, Dehydration, Dipeptides

02/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag
Electronic Speckle Pattern Interferometry for the Characterization of Microsystem Packages

For the characterization of microsystem packages a highly precise and interaction free measuring technique is needed...

Keywords: MEMS, optical measuring techniques, deformation analysis, ESPI, Thermal expansion

05/2006 | tm – Technisches Messen, Oldenbourg Wissenschaftsverlag
Direct investigation of the structural properties of tension wood cellulose microfibrils using microbeam X-ray fibre diffraction

Single tension-wood fibres from poplar were investigated using a synchrotron radiation X-ray microbeam...

Keywords: cellulose microfibrils, gelatinous layer, microbeam, Synchrotron Radiation, tension wood, Thermal expansion, X-ray diffraction

08/2006 | Holzforschung, Walter de Gruyter
High temperature structural behaviour of Li2VOSiO4

Structural investigations at high temperature were carried out on compound Li2VOSiO4, which crystallises with a natisite-type structure...

Keywords: X-ray diffraction, Single crystal structure analysis, Thermal expansion, Natisite

07/2007 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag