The experimentally determined activation energy of the static fatigue at elevated temperatures (creep fatigue) of specimens made of an unalloyed steel is interpreted as the energy converted into the surface (internal) energy of a crack growing in the process of fracture...
Keywords: Materials Testing, Metals, Surface Energy of Solids
12/2005 | Zeitschrift für Physikalische Chemie, Oldenbourg WissenschaftsverlagThe complexation of a newly synthesized mercapto compound, (2-mercapto-4-methyl phenyl)-2-benzamido-3-ethoxy thiopropenate, with Co2+, Cu2+, and Hg2+ have been studied in binary dimethylsulphoxide–acetonitrile (DMSO-AN) mixtures at different temperatures by a conductometric technique...
Keywords: Metals, Organic Compounds, Conductivity, Thermodynamic Properties
08/2006 | Zeitschrift für Physikalische Chemie, Oldenbourg WissenschaftsverlagThe distribution of lignin, carbohydrates, and metal ions on the surface of spruce and aspen wood tissue sections was investigated by time-of-flight secondary ion mass spectrometry (ToF-SIMS)...
Keywords: aspen, bordered pit tori, carbohydrates, compression wood, field-emission scanning electron microscopy (FE-SEM), heartwood, lignin, Metals, ray parenchyma cells, sapwood, spruce, surface distribution, time-of-flight secondary ion mass spectrometry (ToF-SIMS) images
11/2007 | Holzforschung, Walter de Gruyter