Deformation physics of shape memory alloys–fundamentals at atomistic frontier
P Chowdhury, H Sehitoglu - Progress in Materials Science, 2017 - Elsevier
Application spectrum of shape memory alloys (SMA) is expanding rapidly and
proportionately so is the engineering demand for superior materials. An essential …
proportionately so is the engineering demand for superior materials. An essential …
A revisit to atomistic rationale for slip in shape memory alloys
P Chowdhury, H Sehitoglu - Progress in Materials Science, 2017 - Elsevier
Performance degradation in shape memory alloys (SMA) arises due to a gradual loss of
strain recoverability attributable to slip mediated plasticity. The slip-induced changes in …
strain recoverability attributable to slip mediated plasticity. The slip-induced changes in …
[HTML][HTML] Effect of temperature and texture on the reorientation of martensite variants in NiTi shape memory alloys
Abstract Martensitic Ni 50 Ti 50 wires and sheets with different textures were tensile tested in
the temperature range between− 100° C and 60° C. The effect of texture and temperature on …
the temperature range between− 100° C and 60° C. The effect of texture and temperature on …
[HTML][HTML] Superelastic behavior and elastocaloric effect in a Ni51. 5Fe21. 5Ga27. 0 ferromagnetic shape memory single crystal under compression
F Masdeu, J Pons, J Torrens-Serra… - Materials Science and …, 2022 - Elsevier
Abstract Ni 51.5 Fe 21.5 Ga 27.0 single crystals have been subjected to different heat
treatments resulting in a different degree of L2 1 ordering. Superelastic response has been …
treatments resulting in a different degree of L2 1 ordering. Superelastic response has been …
On the thermodynamic analysis of martensite stabilization treatments
It is shown that the broadenings of the forward and reverse martensitic transformations are
proportional to the second derivatives of the elastic energy by the transformed martensite …
proportional to the second derivatives of the elastic energy by the transformed martensite …
Coherency of ordered γ′ precipitates and thermoelastic martensitic transformation in FeNiCoAlTaB alloys
The martensitic transformation characteristics and coherency of ordered γ′ precipitates are
investigated by electrical resistivity tests and HAADF-STEM observation in the aged …
investigated by electrical resistivity tests and HAADF-STEM observation in the aged …
Effect of grain size and ageing-induced microstructure on functional characteristics of a Ti-50.7 at.% Ni alloy
KA Polyakova, EP Ryklina, SD Prokoshkin - Shape Memory and …, 2020 - Springer
The effect of the microstructure formed as a result of ageing in a Ti-50.7 at.% Ni alloy with
different B 2 austenite grain sizes on its functional properties under bending is studied. The …
different B 2 austenite grain sizes on its functional properties under bending is studied. The …
Ferromagnetic shape memory Ni-Fe-Ga alloy foams for elastocaloric cooling
M Imran, X Zhang - Journal of Physics D: Applied Physics, 2020 - iopscience.iop.org
An efficient and clean solid-state cooling technique based on elastocaloric effect (eCE) has
received great interests as a promising refrigeration technology for the last decade. The eCE …
received great interests as a promising refrigeration technology for the last decade. The eCE …
FeNiCoAlTaB superelastic and shape-memory wires with oligocrystalline grain structure
FeNiCoAlTaB shape-memory alloys are desirable alternatives to other smart metallic
materials owing to their low base metal and processing costs. These alloys, however …
materials owing to their low base metal and processing costs. These alloys, however …
Comparative study of shape memory effects in Ni-rich Ti–Ni alloy after training in various phase states
E Ryklina, K Polyakova, S Prokoshkin - Shape Memory and Superelasticity, 2020 - Springer
Six various training modes were used for a systematic study of the effect of the initial phase
state when training procedure on shape memory effect (SME) and two-way SME (TWSME) …
state when training procedure on shape memory effect (SME) and two-way SME (TWSME) …