12 Result(s)

Article

Nanocrystallization of Fe_74.5−x Si_13.5B₉Cu_xNb₃ (x = 0.6 and 1.0) amorphous alloys

The behavior of Fe_74.5−x Si_13.5B₉Cu_xNb₃ alloys with x = 0, 0.6 and 1.0 during transition from the amorphous to nanocrystalline state has been studied in a wide range of conditions of the transitio...

A. V. Serebryakov, A. F. Gurov, Yu. B. Levin… in The Physics of Metals and Metallography (2006)

Article

Nanocrystallization of (Fe_73.5Si_13.5B₉Cu₁Nb₃)_100−yFe_y (y = 0, 6.7, and 13.3) amorphous alloys

The enrichment of the Fe_73.5Si_13.5B₉Cu₁Nb₃ amorphous alloy in iron was found to change the kinetic regime of primary crystallization, which becomes two-stage rather than single-stage. The observed peculiarities o...

A. V. Serebryakov, A. F. Gurov, Yu. B. Levin… in The Physics of Metals and Metallography (2006)

Article

Effect of impact loading in the β phase of a Cu-Al-Ni single-crystal alloy on its elastic and inelastic characteristics measured at a frequency of 5 MHz

The internal friction and velocity of ultrasonic waves in the β phase of Cu-Al-Ni single crystals are measured at a frequency of 5 MHz in the temperature range 190-300 K, including the range of thermoelastic m...

N. P. Kobelev, Ya. M. Soifer, A. F. Gurov, S. P. Nikanorov… in Physics of the Solid State (2002)

Article

Phase transitions and the structure of the C₆₀ crystal doped with lithium by electrodiffusion

The structure and phase transitions of C₆₀ crystals doped with lithium by injecting metal ions from the superionic crystal-C₆₀ single crystal heterojunction under electrodiffusion conditions are reported. The sam...

R. A. Dilanyan, S. S. Khasanov… in Journal of Experimental and Theoretical Ph… (2001)

Article

Phase transformations in equiatomic alloy TiZr at pressure up to 70 kbar

The effect of pressure on the α ⇄ β and ω ⇄ β transformations in the equiatomic alloy TiZr is studied by the differential thermal analysis (DTA) and calorimetric technique. The α-β equilibrium at atmospheric p...

I. O. Bashkin, A. Yu. Pagnuev, A. F. Gurov, V. K. Fedotov… in Physics of the Solid State (2000)

Article

Initial stages in the decay of the amorphous phase in the bulk metallic glass Zr-Cu-Ti

Using methods of x-ray diffraction analysis, differential scanning calorimetry, dilatometry, and transmission electron microscopy, we have investigated the initial stages of decay of the amorphous phase in a b...

G. E. Abrosimova, A. S. Aronin, A. F. Gurov, Yu. V. Kir’yanov… in Physics of the Solid State (1999)

Article

Phase segregation and crystallization in the amorphous alloy Ni₇₀Mo₁₀P₂₀

Structural evolution of the amorphous alloy Ni₇₀Mo₁₀P₂₀ has been studied by x-ray diffraction, and by following transmission and high-resolution electron microscopy annealing both above and below the glass-transi...

G. E. Abrosimova, A. S. Aronin, A. F. Gurov, I. I. Zver’kova… in Physics of the Solid State (1998)

Article

Production, structure, and microhardness of nanocrystalline Ni-Mo-B alloys

Radiography, differential scanning calorimetry, luminescence and high-resolution electron microscopy are used to study the production, nanocrystalline structure, stability, and microhardness of alloys from the...

G. E. Abrosimova, A. S. Aronin, I. I. Zver’kova, A. F. Gurov… in Physics of the Solid State (1998)

Article

High-temperature creep tests on specimens of single-crystal molybdenum with a complex stressed state

High-temperature (1550°C) creep tests are performed on tubular thin-walled specimens of single-crystal molybdenum loaded by internal pressure in a 1849P-1/2500 unit with a number of modifications. Strains are ...

S. N. Gundarev, A. F. Gurov, V. V. Dement'ev, A. S. Demidov… in Strength of Materials (1990)

Article

Peculiarities of the structure and properties of microcrystalline tool steel obtained by splat quenching

O. V. Abramov, R. A. Oganyan, Ya. N. Oganyan… in Soviet Powder Metallurgy and Metal Ceramics (1988)

Article

Stress simulation in nuclear reactor designs

A. F. Gurov in Soviet Atomic Energy (1974)