A revisit to atomistic rationale for slip in shape memory alloys
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 …
Elastocaloric cooling capacity of shape memory alloys–Role of deformation temperatures, mechanical cycling, stress hysteresis and inhomogeneity of transformation
Elastocaloric (EC) effect refers to the rapid cooling in shape memory alloys (SMAs) during
reverse transformation from martensite to austenite under adiabatic conditions. We present a …
reverse transformation from martensite to austenite under adiabatic conditions. We present a …
Applying full-field measurement techniques for the thermomechanical characterization of shape memory alloys: a review and classification
Full-field measurement techniques are now mature. As such, they have profoundly impacted
the experimental mechanics community in recent years. The way that shape memory alloys …
the experimental mechanics community in recent years. The way that shape memory alloys …
Effects of upper cycle temperature on the actuation fatigue response of NiTiHf high temperature shape memory alloys
The present study focuses on the effects of upper cycle temperature (UCT) on the actuation
fatigue response of nano-precipitation hardened Ni 50.3 Ti 29.7 Hf 20 high temperature …
fatigue response of nano-precipitation hardened Ni 50.3 Ti 29.7 Hf 20 high temperature …
Design of a NiTiHf shape memory alloy with an austenite finish temperature beyond 400 C utilizing artificial intelligence
This paper details the design process of a ternary NiTiHf shape memory alloy (SMA) with an
austenite finish temperature (A f) beyond 400° C. Specifically, available experimental data …
austenite finish temperature (A f) beyond 400° C. Specifically, available experimental data …
An interatomic potential for ternary NiTiHf shape memory alloys based on modified embedded atom method
NiTi-based high temperature shape memory alloys (HTSMAs) can operate in high
temperature applications, where binary NiTi cannot function. NiTiHf is among the most …
temperature applications, where binary NiTi cannot function. NiTiHf is among the most …
Composition, compatibility, and the functional performances of ternary NiTiX high-temperature shape memory alloys
A general procedure to optimize shape memory alloys (SMAs) for specific engineering
performance metrics is outlined and demonstrated through a study of ternary, NiTiX high …
performance metrics is outlined and demonstrated through a study of ternary, NiTiX high …
Superelasticity and shape memory behavior of NiTiHf alloys
The NiTiHf high-temperature shape memory alloys represent a significant advancement in
extending the functionality of binary NiTi to elevated temperatures above 100° C. Despite …
extending the functionality of binary NiTi to elevated temperatures above 100° C. Despite …
Shape memory strains and temperatures in the extreme
It is well known that the achievement of high transformation strains in shape memory alloys
(SMAs) has been curtailed by plastic deformation mediated via dislocation slip. In particular …
(SMAs) has been curtailed by plastic deformation mediated via dislocation slip. In particular …
[HTML][HTML] Data-driven study of composition-dependent phase compatibility in NiTi shape memory alloys
The martensitic transformation in NiTi-based Shape Memory Alloys (SMAs) provides a basis
for shape memory effect and superelasticity, thereby enabling applications requiring solid …
for shape memory effect and superelasticity, thereby enabling applications requiring solid …