Recent development of TiNi‐based shape memory alloys with high cycle stability and high transformation temperature

Y Tong, A Shuitcev, Y Zheng - Advanced Engineering Materials, 2020 - Wiley Online Library
TiNi‐based shape memory alloys (SMAs) attract a lot of attention from engineering and
biomedical fields because of their superior functional properties, such as their unique shape …

A Review on Shape Memory Alloys with Martensitic Transition at Cryogenic Temperatures

A Nespoli, D Ninarello, C Fanciulli - Metals, 2023 - mdpi.com
Shape memory alloys (SMA) are functional materials known for their shape memory and
pseudoelastic properties, which originated from a thermoelastic phase transition between …

[HTML][HTML] Processing and scalability of NiTiHf high-temperature shape memory alloys

O Benafan, GS Bigelow, A Garg, RD Noebe… - Shape Memory and …, 2021 - Springer
Abstract Development of melting and processing techniques for NiTiHf high-temperature
shape memory alloys at the laboratory scale has resulted in pronounced success and …

An interpretable boosting-based predictive model for transformation temperatures of shape memory alloys

SH Zadeh, A Behbahanian, J Broucek, M Fan… - Computational Materials …, 2023 - Elsevier
In this study, we demonstrate how the incorporation of appropriate feature engineering
together with the selection of a Machine Learning (ML) algorithm that best suits the available …

Effects of training on the thermomechanical behavior of NiTiHf and NiTiZr high temperature shape memory alloys

O Karakoc, KC Atli, A Evirgen, J Pons… - Materials Science and …, 2020 - Elsevier
The effects of constant load thermal cycles (training) on the thermomechanical behavior of
nano-precipitation strengthened Ni 50.3 Ti 29.7 Hf 20 (NiTiHf) and Ni 50.3 Ti 29.7 Zr 20 …

Machine learning guided alloy design of high-temperature NiTiHf shape memory alloys

UMHU Kankanamge, J Reiner, X Ma, SC Gallo… - Journal of Materials …, 2022 - Springer
With the increasing use of CubeSats in space exploration, the demand for reliable high-
temperature shape memory alloys (HTSMA) continues to grow. A wide range of HTSMAs …

NiTiHf shape memory alloys as phase change thermal storage materials

N Hite, DJ Sharar, W Trehern, T Umale, KC Atli… - Acta Materialia, 2021 - Elsevier
Motivated by the recent advancements demonstrating the effectiveness of NiTi shape
memory alloys (SMAs) as high figure of merit (FOM) phase change materials (PCMs) for …

Role of microstructure on the actuation fatigue performance of Ni-Rich NiTiHf high temperature shape memory alloys

O Karakoc, C Hayrettin, A Evirgen, R Santamarta… - Acta Materialia, 2019 - Elsevier
The focus of the present study was to systematically investigate the influence of
microstructure on the actuation fatigue performance of a Ni-rich NiTiHf high temperature …

NiTiCu shape memory alloys with ultra-low phase transformation range as solid-state phase change materials

W Trehern, N Hite, R Ortiz-Ayala, KC Atli, DJ Sharar… - Acta Materialia, 2023 - Elsevier
Shape memory alloys (SMAs) have been demonstrated as effective phase change materials
(PCMs) for thermal energy storage (TES) applications. NiTi and NiTiHf SMAs have shown …

Compositional and microstructural sensitivity of the actuation fatigue response in NiTiHf high temperature shape memory alloys

A Demblon, O Karakoc, J Sam, D Zhao, KC Atli… - Materials Science and …, 2022 - Elsevier
Martensitic transformation temperatures and other transformation characteristics are
extremely sensitive to composition and microstructural features in shape memory alloys …