• Thumbnail for Diffusionless transformation
    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
  • Thumbnail for Martensite
    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
  • Thumbnail for Alloy
    trapped within the iron crystals. When rapidly cooled, a diffusionless (martensite) transformation occurs, in which the carbon atoms become trapped in solution...
    39 KB (5,369 words) - 14:08, 21 June 2025
  • Thumbnail for Bainite
    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
  • Thumbnail for Tempering (metallurgy)
    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
  • Thumbnail for Phase transition
    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
  • Thumbnail for Isothermal transformation diagram
    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) - 18:59, 15 June 2025
  • Thumbnail for Heat treating
    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
  • Thumbnail for Differential heat treatment
    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
  • 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
  • Thumbnail for Adolf Martens
    of the steel structure martensite and the martensitic transformation, a type of diffusionless phase transition in the solid state. He also made significant...
    2 KB (205 words) - 20:33, 23 May 2025
  • 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
  • Thumbnail for Fracture toughness
    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
  • Thumbnail for Grain boundary
    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
  • Thumbnail for Lithium
    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