A diffusionless transformation, commonly known as displacive transformation, denotes solid-state alterations in crystal structures that do not hinge on...
11 KB (1,264 words) - 00:56, 14 August 2024
term can also refer to any crystal structure that is formed by diffusionless transformation. Martensite is formed in carbon steels by the rapid cooling (quenching)...
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Bainite (section Incomplete transformation)
leads to the plate shape of the transformation product Any diffusion is subsequent to the diffusionless transformation of austenite, for example the partitioning...
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prior to tempering. The martensite forms during a diffusionless transformation, in which the transformation occurs due to shear stresses created in the crystal...
39 KB (5,565 words) - 22:04, 16 November 2024
it to cool slower than the edge. When the edge cools fast a diffusionless transformation occurs, turning the austenite into very hard martensite. This...
33 KB (4,827 words) - 09:52, 22 May 2024
able to migrate out of the solution in time. This is called a "diffusionless transformation." When the crystal matrix changes to its low-temperature arrangement...
45 KB (5,793 words) - 01:13, 19 November 2024
trapped within the iron crystals. When rapidly cooled, a diffusionless (martensite) transformation occurs, in which the carbon atoms become trapped in solution...
39 KB (5,311 words) - 23:51, 2 November 2024
before intersecting the Ps curve. The martensite transformation being a diffusionless shear transformation is represented by a straight line to signify the...
4 KB (418 words) - 05:47, 21 November 2022
Phase transition (redirect from Phase transformation)
Differential scanning calorimetry – Thermoanalytical technique Diffusionless transformations – Shift of atomic positions in a crystal structurePages displaying...
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Bibcode:1990JAP....67.5451R. doi:10.1063/1.345840. Chromatin Diffusionless transformation India portal Physics portal Long link - please select award year...
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of the steel structure martensite and the martensitic transformation, a type of diffusionless phase transition in the solid state. He also made significant...
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temperature. It is possible that some form of diffusionless mechanism (akin to diffusionless phase transformations such as martensite) may operate in certain...
31 KB (4,174 words) - 15:44, 15 September 2024
Fracture toughness (section Transformation toughening)
zone. Transformation toughening is a phenomenon whereby a material undergoes one or more martensitic (displacive, diffusionless) phase transformations which...
30 KB (4,231 words) - 12:05, 25 August 2024
name from steel alloys of a similar structure. It is the reversible diffusionless transition between these two phases that results in special properties...
47 KB (6,051 words) - 00:24, 28 October 2024
temperatures below 70 K, lithium, like sodium, undergoes diffusionless phase change transformations. At 4.2 K it has a rhombohedral crystal system (with a...
141 KB (13,770 words) - 00:30, 22 November 2024