Degradation of functional properties of pseudoelastic NiTi alloy under cyclic loading: an experimental study

V Iasnii, P Yasniy - Acta mechanica et automatica, 2019 - sciendo.com
The influence of the cyclic loading on the functional properties of NiTi was studied.
Cylindrical specimens with a diameter of 4 mm and a gage length of 12.5 mm were tested …

Modeling of mechanical behavior of reinforced concrete beam reinforced by the shape memory alloy insertion using finite elements method

PV Yasnii, VP Iasnii, NZ Bykiv - 2020 - elartu.tntu.edu.ua
One of the methods for improving the bearing capacity of the construction structures and
engineering constructions is the application of construction materials with the improved …

On approximation of mechanical condition diagrams of coniferous and deciduous wood species on compression along the fibers

P Yasniy, S Gomon, P Gomon - Вісник Тернопільського …, 2020 - elartu.tntu.edu.ua
A detailed analysis of the dependencies for the construction of σ-u diagrams of various
coniferous and deciduous wood species for compression along the fibers by the national …

Study of cyclic response of SMA based damping device

V Iasnii, L Sobaszek, P Yasniy - Procedia Structural Integrity, 2022 - Elsevier
In this paper, there is study the main properties of damping device, that is based on shape
memory alloy pre-stretched wires made of pseudoelastic NiTi alloy and compressed springs …

Influence of hydrogenation on the character of fracture of nitinol alloy in tension

VP Iasnii, OZ Student, HМ Nykyforchyn - Materials Science, 2019 - Springer
We establish the macro-and microfractographic features of the tensile fracture of cylindrical
specimens made of nitinol (Ni–Ti alloy) at room temperature and at 0° C caused by their …

The effect of temperature on low-cycle fatigue of shape memory alloy

V Iasnii, P Yasniy, D Baran… - Frattura ed Integrità …, 2019 - fracturae.com
The influence of temperature on the fatigue properties of pseudoelastic NiTi under low-cycle
fatigue are investigated. Tests were performed under the uniaxial tensile deformation (pull …

Technique and some study results of shape memory alloy-based damping device functional parameters

V Iasnii - Вісник Тернопільського національного технічного …, 2020 - elartu.tntu.edu.ua
A damping device based on the shape memory alloy which was designed and
manufactured has been described in the paper. The device consists of two preliminary …

Influence of stress ratio on functional fatigue of pseudoelastic NiTi alloy

V Iasnii, P Yasniy - Procedia Structural Integrity, 2019 - Elsevier
The influence of stress ratio on functional properties of pseudoelastic NiTi alloy are studied.
The changes of residual strain, strain ratio and dissipated energy on the stress ratio of shape …

Timber with improved strength and deformable properties

P Yasniy, S Gomon - Вісник тернопільського національного …, 2020 - elartu.tntu.edu.ua
The technique of experimental researches of solid timber modified by «SILOR» by surface
and deep processing is given. Complete diagrams of deformation of unixial compression of …

Fractographic features of the fatigue fracture of nitinol alloy

VP Iasnii, HM Nykyforchyn, OZ Student, LM Svirska - Materials Science, 2020 - Springer
We study the macro-and microfractographic features of the mechanism of initiation and
propagation of fatigue cracks in the nitinol alloy after its testing for low-cycle fatigue and …