Study on the Transformation Mechanism of Twinning Martensite and the Growth Behavior of Variants Based on Phase‐Field Method
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DOI: 10.1002/srin.202000142
Abstract: Martensite is a common metallographic structure. Accurately revealing the objective law of the martensite transformation process is of great significance for controlling material organization and design materials. Herein, based on the phase‐field method, a 3D… read more here.
Keywords: phase field; growth; transformation; martensite transformation ... See more keywords
Synergistic Effects among the Structure, Martensite Transformation and Shear Band in a Shape Memory Alloy-Metallic Glass Composite
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DOI: 10.1007/s10443-018-9701-5
Abstract: In this work, we use the finite element method to investigate the free volume evolution, as well as the martensite transformation effect and its connection with the pretreatment strain, in a shape memory alloy-metallic glass… read more here.
Keywords: shape memory; alloy metallic; transformation; effect ... See more keywords
Role of stacking faults in martensite transformation of FeMnSiCrNi shape memory alloy subjected to plastic deformation at high temperatures
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DOI: 10.1016/j.intermet.2020.106841
Abstract: Abstract FeMnSiCrNi shape memory alloy (SMA) undergoes plastic deformation at high temperatures, including 850, 900, 950 and 1000 °C. All the deformed FeMnSiCrNi samples consist of γ austenite and e martensite, where the orientation relationship between… read more here.
Keywords: stacking faults; transformation; deformation; martensite transformation ... See more keywords
Continuous strengthening in nanotwinned high-entropy alloys enabled by martensite transformation
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DOI: 10.1103/physrevmaterials.4.043602
Abstract: Strengthening by nanotwins in metals has been widely reported to have a limit, i.e., softening occurs when the twin thickness is reduced below a critical value, similar to the Hall-Petch breakdown in nanocrystalline materials. Here… read more here.
Keywords: entropy alloys; transformation; continuous strengthening; martensite transformation ... See more keywords
Stress-induced detwinning and martensite transformation in an austenite Ni–Mn–Ga alloy with martensite cluster under uniaxial loading
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DOI: 10.1107/s2052252519003208
Abstract: A dual-phase Ni–Mn–Ga alloy, composed of an austenite matrix with stably existing martensite embryos, was designed for the experimental and theoretical investigation of the evolution of the crystallographic structure during step-wise stress-induced martensite detwinning and… read more here.
Keywords: stress induced; detwinning martensite; martensite transformation; alloy ... See more keywords
Effect of Composition on Strain-Induced Martensite Transformation of FeMnNiC Alloys Fabricated by Powder Metallurgy
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DOI: 10.24425/amm.2020.133206
Abstract: 1. This research was supported by the Basic Science Research program through the National Research Foundation of Korea (NRF), funded by the Ministry of Education (2016R1A1B03935163). It also received financial support from the Ministry of… read more here.
Keywords: strain induced; effect composition; metallurgy; composition strain ... See more keywords
Interplay of Fracture and Martensite Transformation in Microstructures: A Coupled Problem
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DOI: 10.3390/ma15196744
Abstract: We are witnessing a tremendous transition towards a society powered by net-zero carbon emission energy, with a corresponding escalating reliance on functional materials (FM). In recent years, the application of FM in multiphysics environments has… read more here.
Keywords: problem; fracture martensite; interplay fracture; coupled problem ... See more keywords