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searching for Grain boundary sliding 15 found (30 total)

Nanocrystalline material (1,659 words) [view diff] exact match in snippet view article find links to article

grain boundary area results in increased grain boundary sliding. Chandross & Argibay modeled grain boundary sliding as viscous flow and related the yield

Electroplasticity (847 words) [view diff] exact match in snippet view article find links to article

prevent superplastic flow due to grain boundary sliding, in addition to reducing the activation energy for grain boundary sliding. The strength of the electroplastic

Dynamic recrystallization (1,953 words) [view diff] exact match in snippet view article find links to article

heat treatment. The reduction of grain size increases the risk of grain boundary sliding at elevated temperatures, while also decreasing dislocation mobility

K.A. Padmanabhan (2,574 words) [view diff] exact match in snippet view article find links to article

of crankshafts. Padmanabhan proposed a new concept ‘mesoscopic grain boundary sliding’ for explaining the origins of the phenomenon of Superplasticity

Hardening (metallurgy) (859 words) [view diff] exact match in snippet view article

effect of another deformation mechanism that becomes easier, i.e. grain boundary sliding. At this point, all dislocation related hardening mechanisms become

Damage mechanics (2,209 words) [view diff] exact match in snippet view article find links to article

restrict dislocation motion and, if present on grain boundaries, grain boundary sliding during creep. Many precipitates are not thermodynamically stable

Asthenosphere (2,174 words) [view diff] exact match in snippet view article find links to article

Another possible mechanism for producing mechanical weakness is grain boundary sliding, where grains slide slightly past each other under stress, lubricated

Atul Chokshi (1,312 words) [view diff] exact match in snippet view article find links to article

scriptamat.2008.06.009. Kottada, R. S.; Chokshi, A. H. (2007). "Grain boundary sliding during diffusion and dislocation creep in a Mg-0.7 Pct Al alloy"

Rishi Raj (762 words) [view diff] exact match in snippet view article find links to article

knowledge. Few of the notable publications of Rishi Raj include: On grain boundary sliding and diffusional creep Intergranular Fracture at Elevated Temperature

Tantalum carbide (1,879 words) [view diff] exact match in snippet view article find links to article

fine grains and homogeneous microstructure are achieved for less grain boundary sliding. Tantalcarbide is a natural form of tantalum carbide. It is a cubic

Grain boundary (4,174 words) [view diff] exact match in snippet view article find links to article

1016/S1359-6462(97)00018-3. Raj, R.; Ashby, M. F. (April 1971). "On grain boundary sliding and diffusional creep". Metallurgical Transactions. 2 (4): 1113–1127

Precipitation hardening (5,467 words) [view diff] no match in snippet view article find links to article

essentially acting as "friction". Another useful effect can be to impede grain-boundary sliding under diffusional creep conditions with very fine precipitates and

Dislocation (5,894 words) [view diff] exact match in snippet view article find links to article

electrical properties of materials, affecting phenomena such as grain boundary sliding, creep, and fracture behavior The stresses caused by a screw dislocation

Ceramic engineering (7,565 words) [view diff] exact match in snippet view article find links to article

because grains smaller than this undergo another yielding mechanism, grain boundary sliding. Producing engineering materials with this ideal grain size is difficult

Superalloy (10,197 words) [view diff] exact match in snippet view article find links to article

precipitation of carbides at grain boundaries and thereby reduces grain boundary sliding. Adding elements is usually helpful because of solid solution strengthening