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14 Feb 2020: Residual Stress Part 1 - Measurement Techniques. P. J. Withers and H. K. D. H. Bhadeshia. Abstract. Residual stress is that which remains in a body which is stationary and at equilibrium with its surroundings. It can be very detrimental to the

14 Feb 2020: Crystallography of Widmanstätten austenite in duplex stainless steel weld metal. J. W. Abtibol Menezes, H. Abreu, S. Kundu, H. K. D. H. Bhadeshia and P. M. Kelly. Abstract. Two kinds of austenite grow from δ-ferrite during the cooling of the

14 Feb 2020: Developments in Martensitic and Bainitic Steels: Role of The Shape Deformation. H. K. D. H. Bhadeshia. Abstract. Steels can be designed to exploit the coordinated motion of atoms during the bainite and martensite reactions. In this way it has been

14 Feb 2020: Are χ (Hägg), η and ε carbides transition-phases relative to cementite in steels? H. K. D. H. Bhadeshia, A. R. Chintha and S. Lenka. Abstract. Hägg carbide (χ) is, during the tempering of carbon-rich martensite, referred to as a transition

14 Feb 2020: Effect of tempering heat treatment on the CO. 2. corrosion resistance of quench-hardened Cr-Mo low-alloy steels for oil and gas applications. Clara. Escrivà-Cerdán, Steve W. Ooi, Gaurav R. Joshi, Roberto Morana, H.K.D.H. Bhadeshia, Robert Akid.

14 Feb 2020: Novel strong maraging steel with balanced ductility and creep resistance achieved by fine β-NiAl and Laves phase precipitates. L. Sun, T. H. Simm, T. L. Martin, S. McAdam, D. R. Galvin, K. M. Perkins, P. A. J. Bagot, M. P. Moody, S. W. Ooi, P. Hill,

14 Feb 2020: Characterisation of Severely Deformed Austenitic Stainless Steel Wire. Han-Shen Wang, J. R. Yang and H. K. D. H. Bhadeshia. National Taiwan University. Materials Science and Engineering. 1 Rosevelt Road, Section 4, Taipei, Taiwan ROC (106).

14 Feb 2020: Three-Dimensional Atom Probe Analysis of Carbon Distribution in Low-Temperature Bainite. M. Peet, S. S. Babu, M. K. Miller and H. K. D. H. Bhadeshia. The images presented below are from research described in the Scripta Materialia article available

14 Feb 2020: Cementite. H. K. D. H. Bhadeshia. Abstract. Cementite is present in the vast majority of steels, in meteorites, possibly at the core of the Earth, and has uses in its pure form. It is now known that it can deviate from its strict stoichiometric

14 Feb 2020: First-principles calculations of elastic constants for epsilon-carbide and the consequences. Jae Hoon Jang, Seong-Jun Park, Tae-Ho Lee and H. K. D. H. Bhadeshia. Abstract. The elastic constants of ε-carbide at 0 K and zero pressure have been

14 Feb 2020: Interface Engineering. Seminars by Professor Tadao Watanabe, Sendai, Tohoku University. Professor Watanabe has made distinguished contributions to the study of interfaces and of their consequences on the properties of materials, over many decades.

14 Feb 2020: Degradation of nanostructured bainitic steel under rolling contact fatigue. W. Solano-Alvarez, E. J. Pickering and H. K. D. H. Bhadeshia. Abstract. The consequences of rolling contact fatigue on a carbide-free nanostructured bainitic steel intended

14 Feb 2020: Toughness anisotropy in X70 and X80 linepipe steels. M. S. Joo, D.-W. Suh, J.-H. Bae and H. K. D. H. Bhadeshia. Abstract. The anisotropy of mechanical properties in the context of steels used to fabricate large diameter pipes can be detrimental to

14 Feb 2020: Detection of macrosegregation in a large metallic specimen using XRF. E. J. Pickering and M. Holland. Abstract. The characterisation of macroscopic chemical segregation in engineering components over length scales of many metres can be an arduous

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14 Feb 2020: Phase-field model study of the crystal morphological evolution of hcp metals. R. S. Qin and H. K. D. H. Bhadeshia. Abstract. An expression for anisotropic interfacial energy of hexagonal close-packed metals has been formulated which is able to

14 Feb 2020: Hydrogen and aluminium in high-manganese twinning-induced plasticity steel. D. K. Han, Y. M. Kim, H. N. Han, H. K. D. H. Bhadeshia and D. W. Suh. Abstract. Given that the penetration of hydrogen into austenite is confined to surface layers following

14 Feb 2020: Download archives of related unpublished data.

14 Feb 2020: Duplex Hardening of Steels for Aeroengine Bearings. S. Ooi and H. K. D. H. Bhadeshia. Abstract. Duplex hardening is a process in which conventional heat-treatments such as secondary or case hardening are followed up by surface nitriding to achieve

14 Feb 2020: Neural Network Models for the Tensile Properties of Mechanically Alloyed Iron-alloys, Part 1. A. Y. Badmos, H. K. D. H. Bhadeshia and D. J. C. MacKay. Abstract. A neural network technique trained within a Bayesian framework has been applied to the