A diffusionless transformation, commonly known as displacive transformation, denotes solid-state alterations in crystal structures that do not hinge on...
11 KB (1,263 words) - 10:22, 25 May 2025
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)...
8 KB (977 words) - 02:37, 20 August 2024
trapped within the iron crystals. When rapidly cooled, a diffusionless (martensite) transformation occurs, in which the carbon atoms become trapped in solution...
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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...
26 KB (3,181 words) - 01:12, 19 June 2025
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 (5,498 words) - 06:01, 16 July 2025
Phase transition (redirect from Phase transformation)
Differential scanning calorimetry – Thermoanalytical technique Diffusionless transformations – Shift of atomic positions in a crystal structurePages displaying...
55 KB (6,743 words) - 07:31, 15 July 2025
before intersecting the Ps curve. The martensite transformation being a diffusionless shear transformation is represented by a straight line to signify the...
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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) - 13:55, 6 January 2025
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) - 19:20, 9 June 2025
Ceramic (redirect from Transformation toughened ceramics)
martensitic transformation, which involves an energy barrier that must be overcome by absorbing energy. Martensitic transformations are diffusionless shear...
52 KB (6,103 words) - 20:25, 19 June 2025
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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Bibcode:1990JAP....67.5451R. doi:10.1063/1.345840. Chromatin Diffusionless transformation India portal Physics portal Long link - please select award year...
13 KB (1,072 words) - 16:30, 25 April 2025
Fracture toughness (section Transformation toughening)
zone. Transformation toughening is a phenomenon whereby a material undergoes one or more martensitic (displacive, diffusionless) phase transformations which...
34 KB (4,639 words) - 17:51, 22 May 2025
temperature. It is possible that some form of diffusionless mechanism (akin to diffusionless phase transformations such as martensite) may operate in certain...
31 KB (4,175 words) - 22:49, 15 June 2025
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) - 17:18, 18 July 2025
temperatures below 70 K, lithium, like sodium, undergoes diffusionless phase change transformations. At 4.2 K it has a rhombohedral crystal system (with a...
149 KB (14,576 words) - 12:23, 18 July 2025