Dynamics of periodic mechanical structures containing bistable elastic elements: From elastic to solitary wave propagation

N Nadkarni, C Daraio, DM Kochmann - Physical Review E, 2014 - APS
We investigate the nonlinear dynamics of a periodic chain of bistable elements consisting of
masses connected by elastic springs whose constraint arrangement gives rise to a large …

Martensite modulus dilemma in monoclinic NiTi-theory and experiments

J Wang, H Sehitoglu - International Journal of Plasticity, 2014 - Elsevier
Correct assessment of the NiTi martensite moduli and its significance are the subject of this
paper. Current experiments and published experimental data reveal the considerable …

Cyclic degradation mechanisms in aged FeNiCoAlTa shape memory single crystals

P Krooß, C Somsen, T Niendorf, M Schaper, I Karaman… - Acta materialia, 2014 - Elsevier
This study focuses on the functional stability of [0 0 1]-oriented Fe 41 Ni 28 Co 17 Al 11.5 Ta
2.5 (at.%) single crystals. It is shown that functional degradation of aged FeNiCoAlTa …

Sudden stress-induced transformation events during nanoindentation of NiTi shape memory alloys

G Laplanche, J Pfetzing-Micklich, G Eggeler - Acta materialia, 2014 - Elsevier
This study investigates the stress-induced formation of martensite during nanoindentation of
an austenitic NiTi shape memory alloy, where stress-induced martensite is stable at room …

Orientation dependence of the shape memory properties in aged Ni45. 3Ti29. 7Hf20Pd5 single crystals

E Acar, HE Karaca, H Tobe, RD Noebe, YI Chumlyakov - Intermetallics, 2014 - Elsevier
The shape memory properties of Ni 45.3 Ti 29.7 Hf 20 Pd 5 single crystals aged at 550° C for
3 h and at 600° C for 48 h were investigated along the [111],[011] and [− 117] orientations in …

Modelling of martensite slip and twinning in NiTiHf shape memory alloys

J Wang, H Sehitoglu - Philosophical Magazine, 2014 - Taylor & Francis
High-temperature shape memory alloy NiTiHf holds considerable promise for structural
applications. An important consideration for these advanced alloys is the determination of …

Microstructural characterization and shape memory response of Ni-rich NiTiHf and NiTiZr high temperature shape memory alloys

A Evirgen - 2014 - oaktrust.library.tamu.edu
NiTiHf and NiTiZr high temperature shape memory alloys (HTSMAs) have drawn a great
deal of attention as cheaper alternatives to Pt, Pd and Au alloyed NiTi-based HTSMAs while …

Precipitation, orientation and composition effects on the shape memory properties of high strength NiTiHfPd alloys

E Acar - 2014 - uknowledge.uky.edu
NiTiHf high temperature shape memory alloys are attractive due to their high operating
temperatures (> 100 o C) and acceptable transformation strain compared to NiTi. However …

[PDF][PDF] Манипулирование микро-и нанообъектами при помощи эффекта памяти формы

АВ Маширов, ВА Дикан, АВ Иржак… - Журнал …, 2014 - jre.cplire.ru
Настоящая работа посвящена созданию и исследованию устройства захвата микро-и
нанообъектов–нанопинцета–с рабочим телом из биметаллического композитного …

Shape memory behavior of single and polycrystalline nickel rich nickel titanium alloys

I Kaya - 2014 - uknowledge.uky.edu
NiTi is the most commonly used shape memory alloy (SMA) and has been widely used for
bio-medical, electrical and mechanical applications. Nickel rich NiTi shape memory alloys …