Additive manufacturing of NiTi shape memory alloy for biomedical applications: review of the LPBF process ecosystem

K Safaei, H Abedi, M Nematollahi, F Kordizadeh… - Jom, 2021‏ - Springer
NiTi shape memory alloys (SMAs) are used in a broad range of biomedical applications
because of their unique properties including biocompatibility and high corrosion and wear …

Plasticity in small-sized metallic systems: Intrinsic versus extrinsic size effect

JR Greer, JTM De Hosson - Progress in Materials Science, 2011‏ - Elsevier
A material strength depends on its microstructure, which in turn, is controlled by an
engineering process. Strengthening mechanisms like work hardening, precipitate, and grain …

Laser powder bed fusion of defect-free NiTi shape memory alloy parts with superior tensile superelasticity

L Xue, KC Atli, C Zhang, N Hite, A Srivastava, AC Leff… - Acta Materialia, 2022‏ - Elsevier
Laser powder bed fusion is a promising additive manufacturing technique for the fabrication
of NiTi shape memory alloy parts with complex geometries that are otherwise difficult to …

Achieving superelasticity in additively manufactured NiTi in compression without post-process heat treatment

N Shayesteh Moghaddam, S Saedi, A Amerinatanzi… - Scientific reports, 2019‏ - nature.com
Shape memory alloys (SMAs), such as Nitinol (ie, NiTi), are of great importance in
biomedical and engineering applications due to their unique superelasticity and shape …

High temperature shape memory alloys

J Ma, I Karaman, RD Noebe - International Materials Reviews, 2010‏ - Taylor & Francis
Shape memory alloys (SMAs) with high transformation temperatures can enable
simplifications and improvements in operating efficiency of many mechanical components …

Elastocaloric cooling capacity of shape memory alloys–Role of deformation temperatures, mechanical cycling, stress hysteresis and inhomogeneity of transformation

Y Wu, E Ertekin, H Sehitoglu - Acta Materialia, 2017‏ - Elsevier
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 …

Ferrous polycrystalline shape-memory alloy showing huge superelasticity

Y Tanaka, Y Himuro, R Kainuma, Y Sutou, T Omori… - science, 2010‏ - science.org
Shape-memory alloys, such as Ni-Ti and Cu-Zn-Al, show a large reversible strain of more
than several percent due to superelasticity. In particular, the Ni-Ti–based alloy, which …

Texture, aging, and superelasticity of selective laser melting fabricated Ni-rich NiTi alloys

S Saedi, AS Turabi, MT Andani, NS Moghaddam… - Materials Science and …, 2017‏ - Elsevier
This work studies the impact of selective laser melting (SLM) fabrication on the
microstructure and texture of Ni-rich NiTi alloy. SLM NiTi samples were fabricated with a …