Results 71 to 80 of about 25,553 (198)

Room-temperature photo-induced martensitic transformation in a protein crystal

open access: yesIUCrJ, 2019
Martensitic transformations are the first-order crystal-to-crystal phase transitions that occur mostly in materials such as steel, alloys and ceramics, thus having many technological applications.
Steven Dajnowicz   +4 more
doaj   +1 more source

Impact of magnetic, atomic and microstructural ordering on the magnetocaloric performance of powdered NiCoMnSn metamagnetic shape memory ribbons

open access: yesMaterials & Design
Co-doped NiMnSn Heusler-type metamagnetic shape memory alloys (MMSMAs) are promising materials for the next-generation solid-state refrigeration systems due to their excellent magnetocaloric performance around the martensitic transformation, which is ...
B. Rodríguez-Crespo   +10 more
doaj   +1 more source

The Peculiarities of Martensite Morphology in Nano- and Inhomogeneous Spaces [PDF]

open access: yes, 2013
The article describes certain experimental situations, in which the small volumes available for the phase transformation can dramatically affect the morphology, substructure of martensite, martensitic transformation itself.
Monastyrsky, G.E.
core  

Eddy current methodology in the non-direct measurement of martensite during plastic deformation of SS316L

open access: yesOpen Engineering
This study examines the use of various eddy current induction techniques to evaluate the stability of austenite in SS316L steel subjected to plastic deformation.
Kukla Dominik   +9 more
doaj   +1 more source

All-d-metal equiatomic quaternary Heusler hypothetical alloys ZnCdTMn (T = Fe, Ru, Os, Rh, Ir, Ni, Pd, Pt): A first-principle investigation of electronic structures, magnetism, and possible martensitic transformations

open access: yesResults in Physics, 2018
A new series of Zinc-based all-d-metal equiatomic quaternary Heusler hypothetical alloys ZnCdTMn (T = Fe, Ru, Os, Rh, Ir, Ni, Pd, Pt) were designed, and their ground state, electronic structures, magnetism, and possible martensitic transformations, as ...
Yilin Han   +5 more
doaj   +1 more source

Anomalous Magnetic Properties in Ni50Mn35In15

open access: yes, 2008
We present here a comprehensive investigation of the magnetic ordering in Ni50Mn35In15 composition. A concomitant first order martensitic transition and the magnetic ordering occurring in this off-stoichiometric Heusler compound at room temperature ...
A K Nigam   +8 more
core   +1 more source

Stress-induced α″ martensite and its variant selection in a metastable β titanium alloy under an uniaxial compression

open access: yesJournal of Materials Research and Technology
The phase transformation of β to stress-induced α″ martensitic progresses in a displacive mode. The associated transformation strain induced by β to α″ martensitic has an important influence on the resultant microstructure.
Ruifeng Dong   +5 more
doaj   +1 more source

Dislocations Help Initiate the α–γ Phase Transformation in Iron—An Atomistic Study

open access: yesMetals, 2019
Using molecular dynamics simulation, we studied the influence of pre-existing dislocations on the austenitic and the martensitic phase transformations in pure iron. The simulations were performed in a thin-film geometry with (100) surfaces. We found that
Jerome Meiser, Herbert M. Urbassek
doaj   +1 more source

Thermal stability and phase transformations of martensitic Ti–Nb alloys

open access: yesScience and Technology of Advanced Materials, 2013
Aiming at understanding the governing microstructural phenomena during heat treatments of Ni-free Ti-based shape memory materials for biomedical applications, a series of Ti-Nb alloys with Nb concentrations up to 29 wt% was produced by cold-crucible casting, followed by homogenization treatment and water quenching.
Boenisch, Matthias   +7 more
openaire   +3 more sources

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