Results 21 to 30 of about 4,302 (276)

Interrelation of microstructure and thermodynamic parameters in TiNi alloy during multiple martensitic transformations [PDF]

open access: yesMATEC Web of Conferences, 2019
The effect of multiple martensitic transformations on the microstructure and thermodynamic parameters of the alloy of the TiNi system was investigated. It was shown that in the Ti50Ni50 alloy, with an increase in the number of thermal cycles with rapid ...
Churakova Anna
doaj   +1 more source

Unconventional precipitation and martensitic transformation behaviour of Ni-rich NiTi alloy fabricated via laser-directed energy deposition

open access: yesVirtual and Physical Prototyping, 2023
In this study, we report an unconventional precipitation and martensitic transformation behaviour of directly aged Ni-rich NiTi alloys fabricated via laser-directed energy deposition (LDED).
Jingtao Kang   +9 more
doaj   +1 more source

Formation mechanism of faulted bands and its effect on α′-martensitic transformation

open access: yesMaterials & Design, 2022
Understanding the martensitic transformation mechanism is of critical importance to control martensitic transformations and hence retained austenite. Linear defects reported in a previous study can provide nucleation sites for martensitic transformation,
Xiaohui Xi   +6 more
doaj   +1 more source

Martensitic transformation in zirconiaPart II. Martensite growth [PDF]

open access: yesActa Materialia, 2004
23 pages, 11 ...
Deville, Sylvain   +2 more
openaire   +2 more sources

An ideal model for stress-induced martensitic transformations in shape-memory alloys [PDF]

open access: yesFracture and Structural Integrity, 2014
In this paper, a novel model for stress-induced martensitic transformations in shape-memory alloys is proposed. Accordingly, the constitutive pseudo-elastic behavior of these materials is described.
Michele Marino
doaj   +3 more sources

A Revisit to the Notation of Martensitic Crystallography

open access: yesCrystals, 2018
As one of the most successful crystallographic theories for phase transformations, martensitic crystallography has been widely applied in understanding and predicting the microstructural features associated with structural phase transformations.
Yipeng Gao
doaj   +1 more source

Advances in martensitic transformations in Cu-based shape memory alloys achieved by in situ neutron and synchrotron X-ray diffraction methods [PDF]

open access: yes, 2012
This article deals with the application of several X-ray and neutron diffraction methods to investigate the mechanics of a stress induced martensitic transformation in Cu-based shape memory alloy polycrystals. It puts experimental results obtained by two
Sophie Berveiller   +7 more
core   +1 more source

Interplay of Martensitic Phase Transformation and Plastic Slip in Polycrystals [PDF]

open access: yes, 2013
Inspired by key experimental and analytical results regarding Shape Memory Alloys (SMAs), we propose a modelling framework to explore the interplay between martensitic phase transformations and plastic slip in polycrystalline materials, with an eye ...
Richards, A. W.   +3 more
core   +1 more source

A constitutive model for analyzing martensite formation in austenitic steels deforming at high strain rates [PDF]

open access: yes, 2012
This study presents a constitutive model for steels exhibiting SIMT, based on previous seminal works, and the corresponding methodology to estimate their parameters.
FERNANDEZ-SAEZ, José   +5 more
core   +1 more source

Semi phenomenological modelling of the behavior of TRIP steels [PDF]

open access: yes, 2010
The authors are grateful to ArcelorMittal R&D for supporting this research.A new semi-phenomenological model is developed based on a mean-field description of the TRIP behavior for the simulation of multiaxial loads.
M. Berveiller   +5 more
core   +1 more source

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