16 Result(s)

Article

Acoustic Testing in the Technology of Production of Construction Ceramics with Reinforcing Additives

The behavior of the sound spectrum of free vibrations of cylindrical ceramic samples for light yellow face bricks is interpreted depending on the firing conditions, as well as on reinforcing additives of finel...

R. M. Nafikov, G. R. Faseeva, Yu. V. Lysogorskiy, Yu. A. Zakharov… in Technical Physics (2020)

Article

Mechanical Properties of a Metal-Matrix Composite Based on Copper and Aluminum, Obtained via Shear Deformation under Pressure

Results are presented from studying the structure and mechanical properties of an Al–Cu–Al metal-matrix composite obtained via shear under pressure on Bridgman anvils with grooves. The tensile strength is 485 ...

R. R. Kabirov, K. S. Nazarov… in Bulletin of the Russian Academy of Science… (2019)

Article

Clay Modifier Activation for Ceramic Brick by Ultrasonic Extrusion

The properties of ceramic are studied in the case where clay is modified by adding small amounts of glass fiber in the process of ultrasonic extrusion of laboratory samples. Ultrasound increases the strengthen...

G. R. Faseeva, R. M. Nafikov, S. E. Lapuk, A. G. Kiyamov… in Glass and Ceramics (2018)

Article

Prototy** of Ultrasonic Die for Extrusion of Ceramic Brick

A scaled-down prototype of a die for extruding ceramic brick with ultrasonic oscillations from a magneto-striction transducer delivered onto the die wall was tested. Extruder productivity was increased. There ...

R. R. Kabirov, L. N. Garipov, G. R. Faseeva, R. M. Nafikov… in Glass and Ceramics (2017)

Article

Investigation of Torsional Strength of the VT6 Weld Joint Produced by Linear Friction Welding

Results of measurement of torsional strength of the weld joint of the VT6 titanium alloy produced by linear friction welding are presented. For a comparison, the same method was used to test monolithic specime...

G. R. Suleimanova, R. R. Kabirov, M. V. Karavaeva… in Russian Physics Journal (2015)

Article

Ecological-floristic analysis of soil algae and cyanobacteria on the Tra-Tau and Yurak-Tau Mounts, Bashkiria

The species composition of the soil algae and cyanobacteria in the Tra-Tau and Yurak-Tau mountains is represented by 136 species belonging to five phyla: Cyanobacteria (56 species), Chlorophyta (52 species), X...

G. R. Bakieva, L. S. Khaibullina, L. A. Gaisina, R. R. Kabirov in Eurasian Soil Science (2012)

Article

Evaluating the biological activity of oil-polluted soils using a complex index

A complex index characterizing the biological activity of soils (BAS) is suggested. It is based on an estimate of the level of activity of catalase; the number of heterotrophic and hydrocarbon oxidizing microo...

R. R. Kabirov, N. A. Kireeva, T. R. Kabirov, I. Ye. Dubovik… in Eurasian Soil Science (2012)

Article

Regeneration successions of northern taiga spruce forests under reduction of aerotechnogenic impact

The development of the composition and structure of northern taiga spruce forests on the Kola Peninsula under regeneration succession with a reduction in emissions from the metallurgical combine are described....

T. V. Chernenkova, R. R. Kabirov, E. V. Basova in Contemporary Problems of Ecology (2011)

Article

Universal criteria for assessing the ecological state of soil algocenoses

A set of criteria allowing demarcation between algocenoses is proposed. These criteria characterize the species composition, group of dominants, and taxonomic and ecological structure of algocenoses.

R. R. Kabirov, L. A. Gaisina, L. M. Safiullina in Russian Journal of Ecology (2010)

Article

Parameters of the productivity of soil algae in terrestrial ecosystems

A review is presented of the recent state of the problem of soil algae productivity in terrestrial ecosystems on the basis of literature data and our own research. It is shown that the organic matter accumulat...

R. R. Kabirov, L. A. Gaisina in Eurasian Soil Science (2009)

Article

Shock synthesis and microstructure of Ti-Al alloy

High-temperature solid-state synthesis was for the first time performed with the use of explosion energy combined with shock compression. The composition and structure of the alloy obtained by synthesis of the...

D. L. Gur’ev, Yu. A. Gordopolov, N. G. Zaripov… in Combustion, Explosion, and Shock Waves (2009)

Article

Structure and properties of diamond-bearing tool materials

The conditions for obtaining diamond-bearing materials by the method of hot pressing and their effect on the formation of microstructure, phase composition, and service properties are studied.

N. G. Zaripov, R. R. Kabirov, L. R. Kurmanaeva in Metal Science and Heat Treatment (2006)

Article

Estimation of atmospheric air toxicity using microscopic algae

R. R. Kabirov, N. V. Sukhanova, L. S. Khaibullina in Russian Journal of Ecology (2000)

Article

Structural peculiarities of cermets design based on titanium carbide

The influence of nickel addition on microstructure and mechanical properties of titanium carbide frames with different chemical compositions and the cermets based on them, has been considered. It was shown tha...

N. G. Zaripov, R. R. Kabirov, V. N. Bloshemko in Journal of Materials Science (1996)

Article

Structural peculiarities of cermets design based on titanium carbide

The influence of chemical composition on the ductile brittle transition (DBT) temperature, microstructure and mechanical properties of cermets based on titanium carbide (chemical composition of cermets TiC_x, (x=0...

N. G. Zaripov, R. R. Kabirov, V. M. Bloshenko in Journal of Materials Science (1996)

Article

Influence of the chemical composition of titanium carbide on the high-temperature properties of cemented carbides produced by impregnation

N. G. Zaripov, V. N. Bloshenko, R. R. Kabirov… in Powder Metallurgy and Metal Ceramics (1995)