Zobrazeno 1 - 10
of 38
pro vyhledávání: '"F. N. Karachevtsev"'
Publikováno v:
Standartnye Obrazcy, Vol 0, Iss 4, Pp 31-41 (2017)
Considered problematic issues of the development of reference materials (RMs) for aircraft industry. The focus is on the methods for choosing the RM chemical composition and metallographic structure, and the use of different technologies for their pr
Externí odkaz:
https://doaj.org/article/36c22083056c4e3caf89b46f187a6717
Publikováno v:
Тонкие химические технологии, Vol 3, Iss 5, Pp 76-80 (2008)
Has been displayed possibility of luminescent determination of Re, Mo and W on effect of extinction of luminescence Tb3+ and Sm3+. Presence of several lines of a luminescence at rareearth elements has allowed to carry out quantitative definition of t
Externí odkaz:
https://doaj.org/article/790381d099e0405eb06d6aea16bf629a
Publikováno v:
Тонкие химические технологии, Vol 3, Iss 5, Pp 71-75 (2008)
Have been carry out research of interaction kinetic of bismuth-boron glasses consisting of: 70% Bi2O3, 30% Bi2O3; 70% Bi2O3, 27% Bi2O3, 3% MoO3; 70% Bi2O3, 26.94% Bi2O3, 3.06% GeO2 with 87% orthophosphoric acid. On initial interaction stage (under 3
Externí odkaz:
https://doaj.org/article/c62a9ee0144d4ded8982da94c9ede91b
Publikováno v:
Тонкие химические технологии, Vol 3, Iss 4, Pp 106-113 (2008)
In this article has been lead statistical optimization of synthesis process of bismuth-boron comparison sample. Have been determined optimal operation factors of synthesis process of glassy comparison sample.
Externí odkaz:
https://doaj.org/article/2f3fdb164574411cb254765f64b559e0
Publikováno v:
Measurement Standards. Reference Materials. 18:39-50
The control of the chemical composition of aluminum-based cathodes of the VSDP brand requires a lot of production time, as well as the availability of expensive equipment, which is not suitable for the control of the alloy composition during its smel
Publikováno v:
Inorganic Materials: Applied Research. 13:473-479
Publikováno v:
Industrial laboratory. Diagnostics of materials. 88:42-48
Large-sized complex-shaped silicon carbide products can be obtained via liquid silicon infiltration, however, the presence of free silicon in their composition limits the scope of their application. The silicon content can be reduced by forming a fin
Publikováno v:
Glass and Ceramics. 78:385-391
Autor:
N. S. Moiseeva, V. V. Dmitrieva, R. M. Nazarkin, N. V. Sevostyanov, F. N. Karachevtsev, N. P. Burkovskaya, I. Yu. Efimochkin
Publikováno v:
Inorganic Materials: Applied Research. 12:901-908
The paper presents the results of studies of the microstructure, phase composition, and physical and mechanical properties (impact toughness, tensile strength (σE), and flexural strength (σflex)) of molybdenum-based metal composites (MCM) reinforce
Publikováno v:
Perspektivnye Materialy. 10:47-55
The article presents data on heat resistance high-temperature tests of powder materials based on copper-nickel have been carried out. The oxidation features of materials samples with various alloying elements have been studied. Compaction of copper-n