Additive manufacturing—A review of 4D printing and future applications

A Mitchell, U Lafont, M Hołyńska… - Additive Manufacturing, 2018 - Elsevier
Abstract 3D printing will revolutionize the manufacturing industry. Significant advances in
computer aided design, additive manufacturing and materials science have opened up the …

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 …

Additive manufacturing of NiTiHf high temperature shape memory alloy

M Elahinia, NS Moghaddam, A Amerinatanzi, S Saedi… - Scripta Materialia, 2018 - Elsevier
A NiTi-20Hf high temperature shape memory alloy (HTSMA) was additively manufactured by
selective laser melting (SLM) technique using NiTiHf powder. The thermomechanical and …

High strength NiTiHf shape memory alloys with tailorable properties

SM Saghaian, HE Karaca, H Tobe, AS Turabi, S Saedi… - Acta Materialia, 2017 - Elsevier
Microstructure of NiTiHf shape memory alloys can be engineered to have high strength and
operate at high stress levels for a large temperature window. Nanoprecipitation is well …

The effects of wide range of compositional changes on the martensitic transformation characteristics of NiTiHf shape memory alloys

T Umale, D Salas, B Tomes, R Arroyave, I Karaman - Scripta Materialia, 2019 - Elsevier
The effects of composition on the martensitic transformation characteristics of NiTiHf shape
memory alloys are systematically explored. Transformation temperatures (TTs) demonstrate …

Phase field simulations for the crossover from sharp martensitic transformation into smooth strain glass transition by fine precipitates

T Dong, C Liang, Y Su, T Zhao, D Wang, X Ren… - Acta Materialia, 2023 - Elsevier
Recent studies have shown an intriguing phenomenon that by introducing nano-
precipitates, its sharp first order martensitic transformation (MT) can be changed into smooth …

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 …

Shape memory behavior of NiTiHf alloys fabricated by selective laser melting

GP Toker, M Nematollahi, SE Saghaian… - Scripta Materialia, 2020 - Elsevier
This study investigates the high-temperature shape memory behavior of NiTiHf alloys
fabricated via selective laser melting process. Specifically, the effects of laser power (100 W …

Additive Manufacturing of Ni-Rich NiTiHf20: Manufacturability, Composition, Density, and Transformation Behavior

M Nematollahi, G Toker, SE Saghaian… - Shape memory and …, 2019 - Springer
In this work, the effects of process parameters on the fabrication of NiTiHf alloys using
selective laser melting are studied. Specimens were printed using bidirectional scanning …

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 …