Zobrazeno 1 - 10
of 103
pro vyhledávání: '"Vladimir Tsepelev"'
Publikováno v:
Acta Metallurgica Slovaca, Vol 25, Iss 1 (2019)
We investigated the viscosity of CuPb, CuPbSn, CuPbSnGa and CuPbSnGaBi melts of equiatomic compositions by the method of damped torsion vibrations of a crucible. We saw the melts of equiatomic composition as the melts high-entropy. All the investigat
Externí odkaz:
https://doaj.org/article/9a08a6e25ea7429bb202c352d4f1e970
Autor:
Arkadi POVODATOR, Vladimir TSEPELEV
Publikováno v:
European Journal of Materials Science and Engineering, Vol 1, Iss 1, Pp 47-52 (2016)
Variants of individual filter samplers and various ways of controlling the speed of the air passing through the filter under different conditions of samplers’ application are considered. Prerequisites for improving reliability of the results obtain
Externí odkaz:
https://doaj.org/article/0127ed775e64413897dca709b6267298
Publikováno v:
Acta Metallurgica Slovaca, Vol 23, Iss 1 (2017)
The electrical resistivity of IN 718 alloy was studied in a liquid state with contactless induction method of rotating magnetic field. Solidification process was studied by differential thermal analysis. It was founded that electrical resistivity var
Externí odkaz:
https://doaj.org/article/5a62be9f143545a29ae15a47c9ece44b
THERMAL STABILITY AND THERMAL EXPANSION BEHAVIOR OF AlFeCoNiCu AS-CAST HIGH-ENTROPY DUAL-PHASE ALLOY
Publikováno v:
Acta Metallurgica Slovaca. 28:133-139
This work is devoted to the thermal stability and thermal expansion of dual-phase AlFeCoNiCu as-cast high-entropy alloy of equiatomic composition. The mix FCC + BCC phases is in AlFeCoNiCu high entropy alloy. According to characterized by EDS-analysi
Publikováno v:
Metallurgical and Materials Transactions B. 53:3825-3832
Autor:
Yuri Starodubtsev, Vladimir Tsepelev
Publikováno v:
Lecture Notes in Mechanical Engineering ISBN: 9789811968402
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e299a67082bfc7669f3cfeddb0fe072e
https://doi.org/10.1007/978-981-19-6841-9_21
https://doi.org/10.1007/978-981-19-6841-9_21
Publikováno v:
Key Engineering Materials. 904:111-116
We investigated the kinematic viscosity and electrical resistivity of the multicomponent Fe74Cu1Nb1.5Mo1.5B8.5Si13.5 melt during three heating–cooling cycles. The temperature dependence of kinematic viscosity and electrical resistivity have the ano
Publikováno v:
Key Engineering Materials. 902:3-8
The temperature dependence of the kinematic viscosity was determined in the Fe84.5Cu0.6Nb0.5Si1.5B8.6P4C0.3 melt, which has an anomaly in the temperature range 1700–1900 K. The cluster sizes participating in the viscous flow were calculated using t
Publikováno v:
Russian Journal of Non-Ferrous Metals. 62:286-292
In this article, the effect of melt superheating treatment (MST) for Al–Sn alloys has been studied. To determine the optimal superheat temperature, the authors measured the temperature dependences of the kinematic viscosity, electrical resistivity,
Publikováno v:
Metallurgical and Materials Transactions B. 52:1886-1890
The surface tension γ and the dynamic viscosity η of liquid alkali, alkaline earth, and transition metals at the melting point have been investigated. A physical interpretation of γ and η, as well as γ·η−1 and η2·γ−1, is given using sur