Results 101 to 110 of about 4,118 (217)

The Research of Technological Parameters Influence on the Process of Nitinol fabrication and Plastic Deformation [PDF]

open access: yesMetalurgija, 2006
Titanium and nickel alloy, with 48 - 55 at. % Ni (rest Ti), named Nitinol has property of thermal and mechanical memory and its properties and application depends strongly on a fabrication processes.
Ćubela, D.
doaj  

AN EXPERIMENTAL STUDY ON PERFORMANCE OF SHAPE MEMORY ALLOY SUSPENSION PENDULUM DAMPING SYSTEM

open access: yesCivil Engineering Journal, 2019
A systematic study is conducted on variation regularities for such properties of SMA wires with the diameter of wires, strain amplitude and loading cycles as the stress-strain curve, characteristic stresses, energy dissipation capacity,
Ergang Xiong   +5 more
doaj   +1 more source

Coupled stress-strain and electrical resistivity measurements on copper based shape memory single crystals

open access: yesMaterials Research, 2004
Recently, electrical resistivity (ER) measurements have been done during some thermomechanical tests in copper based shape memory alloys (SMA's). In this work, single crystals of Cu-based SMA's have been studied at different temperatures to analyse the ...
Gonzalez Cezar Henrique   +4 more
doaj  

Tension-compression asymmetry in superelasticity of SrNi2P2 single crystals and the influence of low temperatures [PDF]

open access: yes
ThCr2Si2-type intermetallic compounds are known to exhibit superelasticity associated with structural transitions through lattice collapse and expansion.
Aindow, Mark   +6 more
core  

Simultaneous high stiffness and metal-like superelasticity in TiB2–Ni coatings revealed by in-situ TEM nanoindentation

open access: yesMaterials Research Express
Titanium diboride (TiB _2 ) coatings possess excellent functional and structural properties, including high hardness, good abrasion resistance, superior thermal conductivity and outstanding electrical properties.
Dongdong Liu   +7 more
doaj   +1 more source

A Multiscale Analysis on the Superelasticity Behavior of Architected Shape Memory Alloy Materials

open access: yes, 2018
In this paper, the superelasticity effects of architected shape memory alloys (SMAs) are focused on by using a multiscale approach. Firstly, a parametric analysis at the cellular level with a series of representative volume elements (RVEs) is carried out
Heng Hu   +11 more
core   +1 more source

Superplasticity and Superelasticity of Structural-Functional Alloys

open access: yes
Shape-memory alloys (SMAs) inherently possess dual actuation and sensing capabilities. Excellent superelasticity and fatigue resistance are crucial for the service reliability and stability of SMAs.
Andriy Lifanov   +6 more
core   +1 more source

The shape memory effect and superelasticity in nickel-titanium single crystals aged under applied stress

open access: yes, 2003
Aging under applied stress of $$ and $$ Ti-51at.%Ni single crystals leads to the formation of one crystallographic variant of Ti$_3$Ni$_4$ particles, but after aging without stress four particle variants are observed. It bas been shown that the values of
K. Gall   +8 more
core   +1 more source

Superelastic Nitinol: The Frontiers of Lifetime Prediction

open access: yes, 2016
While superelastic Nitinol exhibits only mediocre performance in load-controlled fatigue, its durability in displacement-controlled fatigue is unsurpassed amongst metals. For this reason, it is often used in medical applications in which the native anatomical compliance must be preserved and consequently, where no other metal can survive.
openaire   +1 more source

Active superelasticity in three-dimensional epithelia of controlled shape

open access: yes
Fundamental biological processes are carried out by curved epithelial sheets that enclose a pressurized lumen. How these sheets develop and withstand three-dimensional deformations has remained unclear.
Latorre Ibars, Ernest   +3 more
core   +1 more source

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