Zobrazeno 1 - 10
of 48
pro vyhledávání: '"M. Nykyforchyn"'
Autor:
M., Nykyforchyn1 mariananykyforchyn@gmail.com
Publikováno v:
Financial & Credit Activity: Problems of Theory & Practice. 2022, Vol. 3 Issue 44, p367-375. 9p.
Publikováno v:
Materials Science. 57:840-845
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1a4492a9a49fe4199c0881154f1f04c5
https://doi.org/10.1007/s11003-022-00616-8
https://doi.org/10.1007/s11003-022-00616-8
Publikováno v:
Materials Science. 55:774-779
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 analyze possible influence of the structural and phase transformatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::84eeff2a10511a9e236100b4aa790583
https://doi.org/10.1007/s11003-020-00370-9
https://doi.org/10.1007/s11003-020-00370-9
Publikováno v:
Materials Science. 54:627-637
We propose a nondestructive method for the diagnostics of the current state of heat-resistant steels after long-term operation in the steam pipelines of thermal power plants (TPP). It is based on measuring the sizes of ferrite grains and the hardness
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::704d835330246b0e5bc5c3b6b98d658f
https://doi.org/10.1007/s11003-019-00227-w
https://doi.org/10.1007/s11003-019-00227-w
The surface mechanical attrition treatment (SMAT) methods are considered as a part of the severe plastic deformation (SPD) ones for a formation of nanocrystalline structures (NCS). A number of SMAT methods, namely, vibrational balls cold-work hardeni
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c52c2459de8b8ea8af0107dafb0cf356
https://doi.org/10.1016/b978-0-444-63240-1.00002-4
https://doi.org/10.1016/b978-0-444-63240-1.00002-4
Publikováno v:
Materials Science. 54:582-588
Specific features of the effect of hydrogenation on the susceptibility of a Ni–Ti alloy with shape memory to deformation are determined with the use of metallographic, electrochemical, and mechanical studies. Three sections are detected in the tens
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b526f27141fcd3030f3d10dbde83ee28
https://doi.org/10.1007/s11003-019-00221-2
https://doi.org/10.1007/s11003-019-00221-2
Autor:
H. M. Nykyforchyn, Z. Т. Nazarchuk
Publikováno v:
Materials Science. 54:7-21
On the occasion of the centenary of the Ukrainian National Academy of Sciences and 90th birthday of O. M. Romaniv, prominent Ukrainian scientist and active organizer of science and public figure, we analyze his contribution to the physicochemical mec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::48d3607932cd07404229efb574084e98
https://doi.org/10.1007/s11003-018-0151-x
https://doi.org/10.1007/s11003-018-0151-x
Publikováno v:
Materials Science. 52:861-865
The electrochemical corrosion behavior of the low-carbon steel of an elbow of gas pipeline after long term operation with extensive hydrogen-induced delamination was investigated in 0.3% (wt.) NaCl and 8.55 mM NaHCO3 aqueous solutions. The degradatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f5980ce582a28ba749b901ca90e0fa29
https://doi.org/10.1007/s11003-017-0032-8
https://doi.org/10.1007/s11003-017-0032-8
Publikováno v:
Materials Science. 52:233-239
We analyze the causes of violation of the integrity of the body of gas-pressure regulator between the high-pressure and low-pressure compartments after 10 yr of operation, which caused the uncontrolled flows of gases between these compartments. The r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4f92c7b4d09903af84ab08ef6a1cff75
https://doi.org/10.1007/s11003-016-9949-6
https://doi.org/10.1007/s11003-016-9949-6
Publikováno v:
Materials Science. 51:666-672
We establish the influence of long-term operation of an RVS-1000 tank for crude oil on the corrosion resistance, resistance to corrosion-mechanical fracture, and susceptibility to brittle fracture of St3sp steel from different parts of the wall and b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4fb1cfb808ce125105aa3791532828c7
https://doi.org/10.1007/s11003-016-9889-1
https://doi.org/10.1007/s11003-016-9889-1