Results 141 to 150 of about 928,583 (198)

Cerebrolysin Ameliorates Age-Induced Dendritic Spine Degeneration and Memory Decline in C57BL6 Mice. [PDF]

open access: yesNeurochem Res
Aguilar-Hernández L   +4 more
europepmc   +1 more source

Two-way shape memory effect in Ni49Fe18Ga27Co6 ferromagnetic shape memory single crystals

Materials Science and Engineering: A, 2021
Abstract The two-way shape memory effect (TWSME) induced in Ni49Fe18Ga27Co6 (at%) ferromagnetic shape memory single crystals is investigated in the present work. A short superelastic cycling in compression along the [001] direction at increasing temperatures up to 453 K, with a total of 18 cycles is enough to induce fully reversible TWSME with ...
F. Masdeu   +3 more
openaire   +1 more source

Modelling of the two-way shape memory effect

Philosophical Magazine A, 1992
After detailed analyses ofthe microstructural mechanism and training methods ofthe two-way shape memory effect, a further refinement of the transformation kinetic expressions for shape memory alloys (SMAs) is derived. A one-dimensional thermomechanical constitutive model for the two-way effect which undergoes thermoelastic martensitic transformation ...
X. D. Zhang, C. A. Rogers, C. Liang
openaire   +1 more source

Shape memory polymer composite structures with two-way shape memory effects

Materials Letters, 2012
Abstract Shape memory polymers (SMPs) usually exhibit one-way shape memory effect. A simple and effective way to obtain two-way shape memory effect by SMP composite structures is proposed. The system consists of a SMP film with higher glass transition temperature Tg surrounded on another SMP cylindrical core with lower Tg.
Zhengdao Wang   +3 more
openaire   +1 more source

Two-way shape memory effect of a TiNiHf high temperature shape memory alloy

Journal of Alloys and Compounds, 2004
The two-way shape memory effect in a Ti36Ni49Hf15 high temperature shape memory alloy (SMA) has been systematically studied by bending tests. In the TiNiHf alloy, the martensite deformation is an effective method to get two-way shape memory effect even with a small deformation strain.
X.L Meng, Y.F Zheng, W Cai, L.C Zhao
openaire   +2 more sources

Two-Way Memory Effect in NiTi Shape Memory Alloys

Advances in Science and Technology, 2008
In general, the development mechanisms of TWME have long been understood as the nucleation and growth of preferentially oriented martensite guided by the internal stress. This work extends the study by investigating the effects of martensite deformation, constrained stress and retained martensite via partial reverse transformation through thermal ...
Kiyohide Wada, Yong Liu
openaire   +1 more source

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