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Creep Characteristics of Tungsten Wires

open access: yesMRS Proceedings, 1993
AbstractIn this study heavily-drawn tungsten wires were tested for creep at a constant load of 115 MPa in a 10-3 torr nitrogen atmosphere. These fine wires had an elongated rectangular grain morphology with small average grain sizes, 1.6 to 2.2 µm. The typical test sample wire was about 2.54 m long and 130 µm in diameter.
Wego Wang
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Creep characteristics of frozen soils

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1979
Abstract Consideration of the creep characteristics of frozen soil is required when it is used for the construction of retaining walls. It is generally accepted that there are three kinds of frozen soils, i.e., frozen soil without ice lenses, frozen soil with layers of ice lenses and frozen soil with needle-like ice lenses, influenced by freezing ...
K. Takegawa   +3 more
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Compression Creep Characteristics and Creep Model Establishment of Gangue

Geotechnical and Geological Engineering, 2016
How to describe the compression creep behavior of gangue is very essential for the design of gangue backfilling mining. In this paper, compression tests of two kinds of gangue are studied, finding that logarithmic function is suitable for describing its equal-time stress–strain relationship. Stress–strain–time relationship is proposed through modifying
Wei-yao Guo   +5 more
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On the creep characteristics of β-zircaloy

Journal of Nuclear Materials, 1978
Abstract A recent model of creep deformation in pure materials is compared with published data on β-zirconium and β-zircaloy. It is shown that the zircaloys behave like the pure metal in this phase range and that the model is capable of predicting their creep rates to within a factor of 2 on tubing material.
H.E. Evans, G. Knowles
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Characteristics of creep deformation in ceramics

Materials Science and Technology, 1991
AbstractThe creep mechanisms in ceramics are reviewed briefly and then compared with experimental data. It is shown that there are three major types of creep behaviour: a stress exponent close to 5 due to control by dislocation climb and fully ductile behaviour; a stress exponent close to 3 due to control by climb from Bardeen–Herring sources and less ...
A. H. Chokshi, T. G. Langdon
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