On deformation behavior of Fe-Mn based structural alloys

P Chowdhury, D Canadinc, H Sehitoglu - Materials Science and …, 2017 - Elsevier
This article is a literature review of recent advances in novel Fe-Mn based alloys, drawing
specific examples on Hadfield and TWIP steels, and high entropy and shape memory alloys …

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 …

Promoting abnormal grain growth in Fe-based shape memory alloys through compositional adjustments

M Vollmer, T Arold, MJ Kriegel, V Klemm… - Nature …, 2019 - nature.com
Iron-based shape memory alloys are promising candidates for large-scale structural
applications due to their cost efficiency and the possibility of using conventional processing …

Large recovery strain in Fe-Mn-Si-based shape memory steels obtained by engineering annealing twin boundaries

YH Wen, HB Peng, D Raabe, I Gutiérrez-Urrutia… - Nature …, 2014 - nature.com
Shape memory alloys are a unique class of materials that can recover their original shape
upon heating after a large deformation. Ti-Ni alloys with a large recovery strain are …

Plastic deformation of NiTi shape memory alloys

T Ezaz, J Wang, H Sehitoglu, HJ Maier - Acta Materialia, 2013 - Elsevier
Dislocation slip in B2 NiTi is studied with atomistic simulations in conjunction with
transmission electron microscopy (TEM). The atomistic simulations examine the generalized …

The effect of precipitates on the superelastic response of [1 0 0] oriented FeMnAlNi single crystals under compression

LW Tseng, J Ma, BC Hornbuckle, I Karaman… - Acta Materialia, 2015 - Elsevier
FeMnAlNi shape memory alloys were recently discovered to have a small temperature
dependence of the superelastic critical stress in a large superelastic temperature window …

Molecular dynamics modeling of NiTi superelasticity in presence of nanoprecipitates

P Chowdhury, L Patriarca, G Ren… - International Journal of …, 2016 - Elsevier
The presence of nano-sized coherent precipitates is well known to have crucial impact on
the mechanical behaviors of a broad class of superelastic alloys. As a representative …

The effect of nanoprecipitates on the superelastic properties of FeNiCoAlTa shape memory alloy single crystals

J Ma, BC Hornbuckle, I Karaman, GB Thompson… - Acta materialia, 2013 - Elsevier
FeNiCoAlTa shape memory alloys were recently discovered to possess a combination of
high transformation strain and high resistance to plastic deformation. However, the …

Effect of grain size on the superelastic response of a FeMnAlNi polycrystalline shape memory alloy

LW Tseng, J Ma, M Vollmer, P Krooß, T Niendorf… - Scripta Materialia, 2016 - Elsevier
The effect of heat treatments on superelasticity was investigated in a FeMnAlNi
polycrystalline alloy using incremental tensile strain tests at room temperature. Large grains …

FeMnNiAl iron-based shape memory alloy: promises and challenges

W Abuzaid, Y Wu, R Sidharth, F Brenne… - Shape Memory and …, 2019 - Springer
Among all shape memory alloys, the iron-based FeMnNiAl has emerged as one of the most
promising compositions with a huge superelasticity temperature window (> 400° C). In this …