19 Result(s)

Chapter and Conference Paper

Magnetic Inspection for Assessing the Uniformity of Flange Joints Bolt Tightening

Flange joints refer to the most widespread detachable joints used in various industries. Such joints should be strong, durable, and leak proof. Compliance with these requirements depends largely on the uniform...

R. B. Tukaeva, A. A. Prokhorov… in Proceedings of the 4th International Confe… (2019)

Article

Static and dynamic characteristics of the Cr³⁺ EPR spectra in the Van Vleck paramagnet TmAl₃(BO₃)₄

The advanced study of Cr³⁺ impurity ions in the Van Vleck paramagnet TmAl₃(BO₃)₄ is reported in this work. The angular dependence of the electron paramagnetic resonance spectrum from Cr³⁺ ion has been studied in ...

A. A. Prokhorov in Journal of Materials Science (2016)

Article

The cascade multivariable control system of poloidal magnetic fluxes in a tokamak

This paper presents the model of Globus-M active spherical tokamak without plasma in the vacuum vessel. The tokamak passive structures are taken into account in the model. The authors develop the multivariable co...

A. A. Prokhorov, Yu. V. Mitrishkin, M. I. Patrov… in Automation and Remote Control (2016)

Article

Studying the rate of heat dissipation at the vertex of a fatigue crack

The thermodynamics of the process of fatigue-crack propagation in plastic materials is analyzed by the example of chromium-nickel steel of 8Kh18N10 grade. An original device has been developed that is capable ...

A. Yu. Izyumova, O. A. Plekhov, A. N. Vshivkov… in Technical Physics Letters (2014)

Article

Magnetic and EPR studies of the EuFe₃(BO₃)₄ single crystal

Magnetic and electron paramagnetic resonance (EPR) properties of EuFe₃(BO₃)₄ single crystals have been studied over the temperature range of 300–4.2 K and in a magnetic field up to 5 T. The temperature, field an...

V. P. Dyakonov, R. Szymczak, A. D. Prokhorov, E. Zubov… in The European Physical Journal B (2010)

Article

Chaos synchronization with signal distortion in a communication channel: Experiment and numerical simulation

The effect of filtering properties of a communication channel on dynamic regulations and synchronization of oscillations in a system of two unidirectionally coupled generators of chaotic signals is studied in ...

A. A. Prokhorov, E. S. Mchedlova in Technical Physics (2008)

Article

Synchronization of chaotic oscillators coupled via a low-pass filter in a communication channel

The synchronization of two unidirectionally coupled autooscillators with chaotic dynamics under the action of the filtration properties of a communication channel has been studied. The laws of variation of the...

A. A. Prokhorov, E. S. Mchedlova in Technical Physics Letters (2007)

Article

EPR of Yb³⁺ ions in a monoclinic KY(WO₄)₂ single crystal

The electron paramagnetic resonance (EPR) of Yb³⁺ ions in a KY(WO₄)₂ single crystal was investigated at T=4.2 K and fixed frequency of 9.38 GHz. The resonance absorption observed on the lowest Kramers doublet ...

A. D. Prokhorov, M. T. Borowiec, M. C. Pujol… in The European Physical Journal B (2007)

Article

Complex dynamics of a generator with a piecewise-linear current-voltage characteristic subjected to an external periodic multifrequency signal

Specific features of the dynamics of a generator characterized by a piecewise-linear characteristic and subjected to an external multifrequency signal are studied numerically. Maps of dynamic regimes are plott...

A. A. Prokhorov, E. S. Mchedlova in Journal of Communications Technology and Electronics (2006)

Article

EPR studies of phase transitions in perchlorates [M ²⁺(ClO₄)₂ · 6H₂O] at high pressures

The EPR spectra of the Mn²⁺ ion in crystals of the perchlorate hexahydrates Zn(ClO₄)₂ · 6H₂O, Mg(ClO₄)₂ · 6H₂O, and Cd(ClO₄)₂ · 6H₂O were studied in the temperature range 77–320 K under hydrostatic pressure. It i...

A. A. Prokhorov, G. N. Neĭlo, A. D. Prokhorov… in Physics of the Solid State (2006)

Article

Inversion of spin levels in Ni²⁺: Zn(BF₄)₂ · 6H₂O under uniform compression and the effect of transition coincidence

The electron paramagnetic resonance (EPR) spectra of Ni²⁺ ions substituting for Zn²⁺ ions in Zn(BF₄)₂ · 6H₂O crystals are studied over a wide range of temperatures under uniform compression. Measurements are perf...

I. M. Krygin, A. A. Prokhorov, G. N. Neilo, A. D. Prokhorov in Physics of the Solid State (2001)

Article

Effect of hydrostatic pressure and temperature on the EPR spectrum of the Mn²⁺ ion in Zn(BF₄)₂ · 6H₂O

A study of the effect of hydrostatic pressure and temperature on the EPR spectrum of the Mn²⁺ ion in Zn(BF₄)₂ · 6H₂O is reported. The break in the temperature dependence of the b ₂ ...

G. N. Neilo, A. A. Prokhorov, A. D. Prokhorov in Physics of the Solid State (2000)

Article

Sensitivity of the ν₂+ν_L absorption band to structural changes in water and aqueous solutions

A. A. Prokhorov in Journal of Applied Spectroscopy (1991)

Article

Thermally induced processes in water examined in the region of the υ₂ + υ_L associative absorption band

A. A. Prokhorov in Journal of Applied Spectroscopy (1991)

Article

Correlation of residual stresses and fatigue limit with torsion under conditions of stress concentration Report 1. Substantiation of strength and longevity criteria

Results are given for a calculation and experimental study of the effect of residual stresses on fatigue limit with torsion for specimens with circular notches of semicircular and rectangular shape made of ste...

V. F. Pavlov, A. A. Prokhorov in Strength of Materials (1991)

Article

Effect of residual stresses on fatigue strength in torsion in conditions with stress concentration

S. I. Ivanov, V. F. Pavlov, A. A. Prokhorov in Strength of Materials (1988)