Results 51 to 60 of about 60,100 (278)

Magnetic superelasticity and inverse magnetocaloric effect in Ni-Mn-In [PDF]

open access: yes, 2007
Applying a magnetic field to a ferromagnetic Ni$_{50}$Mn$_{34}$In$_{16}$ alloy in the martensitic state induces a structural phase transition to the austenitic state.
Antoni Planes   +9 more
core   +3 more sources

Object kinetic Monte Carlo study of the effect of grain boundaries in martensitic Fe-Cr-C alloys [PDF]

open access: yes, 2016
Fe-Cr-C alloys with chromium concentrations in the range from similar to 2 to 12 wt.% form ferritic-martensitic structures by rapid cooling from the austenite state already in the presence of relatively low carbon concentrations.
Allen   +31 more
core   +2 more sources

The effect of reversed austenite on mechanical properties of 13Cr4NiMo steel: a CPFEM study

open access: yesJournal of Materials Research and Technology, 2022
In order to investigate the effect of reversed austenite on the mechanical properties of 13Cr4NiMo steel, a meso scale crystal plasticity finite element model (CPFEM) was established to simulate the deformation induced martensitic transformation (DIMT ...
Shenghua Zhang, Dongze Lv, Jie Xiong
doaj   +1 more source

Phase field simulations of coupled phase transformations in ferroelastic-ferroelastic nanocomposites

open access: yes, 2009
We use phase field simulations to study composites made of two different ferroelastics (e.g., two types of martensite). The deformation of one material due to a phase transformation can elastically affect the other constituent and induce it to transform ...
A. G. Khachaturyan   +3 more
core   +1 more source

Mechanical and tribological behavior of dual-phase ductile iron with different martensite amounts

open access: yesJournal of Materials Research and Technology, 2023
Ferrite-martensite (F/M) dual-phase ductile iron with different relative amounts of martensite was fabricated via intercritical quenching in the present study. The mechanical properties and tribological behavior were investigated. The strength of ductile
Chen Liu   +7 more
doaj   +1 more source

Effect of lattice mismatch-induced strains on coupled diffusive and displacive phase transformations

open access: yes, 2006
Materials which can undergo slow diffusive transformations as well as fast displacive transformations are studied using the phase-field method. The model captures the essential features of the time-temperature-transformation (TTT) diagrams, continuous ...
J. D. Gunton   +6 more
core   +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
Berveiller, Sophie   +3 more
core   +8 more sources

Ti6Al4V‐Bioglass‐Copper Composites for Load‐Bearing Implants

open access: yesAdvanced Healthcare Materials, EarlyView.
We have designed and manufactured a novel Ti64‐based composite by adding 45S5 bioglass (BG) and copper (Cu). Adding BG on titanium improves wear resistance and biocompatibility, whereas Cu addition improves mechanical strength while providing inherent lifelong bacterial resistance.
Lochan Upadhayay   +3 more
wiley   +1 more source

Effects of Austenitizing Conditions on the Microstructure of AISI M42 High-Speed Steel

open access: yesMetals, 2017
The influences of austenitizing conditions on the microstructure of AISI M42 high-speed steel were investigated through thermodynamic calculation, microstructural analysis, and in-situ observation by a confocal scanning laser microscope (CSLM).
Yiwa Luo   +4 more
doaj   +1 more source

Promising Versions of alpha-Martensite Rod-Like Crystal Initiation in Iron Alloys by Three Elastic Wave Sources [PDF]

open access: yes, 2016
Versions are provided for alpha-martensite rod-shaped crystal initiation by three orthogonal longitudinal elastic waves propagating in orthogonal directions of the types aOE (c) 001 >(gamma) and aOE (c) 110 >(gamma) in Fe - 31% Ni single crystals.
Chashchina, V. G., Kashchenko, M. P.
core  

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