17 Result(s)

Article

Visualization of Thermal Processes in Superconducting Composites under Critical Current Loads

The paper presents the results of studies of non-equilibrium states in ribbon high-temperature superconductors under pulse current loading. To study transient processes in a superconductor at critical current ...

I. V. Martirosyan, A. Y. Malyavina, I. K. Mikhailova… in Physics of Atomic Nuclei (2023)

Article

Influence of Ion Irradiation on the Structural Parameters of the Superconducting Layer of HTS Composites

The effect of irradiation with Cu⁺ ions with an energy of E = 6.3 eV on the crystal structure and critical characteristics of high-temperature copper-based superconductors in the regime of radiation defect format...

D. A. Abin, I. A. Rudnev, A. S. Starikovskii, S. V. Pokrovskii… in Physics of Atomic Nuclei (2023)

Article

Simulation of Current Distribution and Energy Losses in a Superconducting CORC Cable

The results of numerical simulation of the characteristics of a superconducting CORC cable under synchronous cyclic loading by electric current and magnetic field under liquid neon cooling are presented. Distr...

I. V. Martirosyan, I. K. Mikhailova, S. V. Pokrovskii… in Physics of Atomic Nuclei (2022)

Article

Influence of Mechanical Deformations of HTSC Tapes on the Current-Carrying Characteristics in the Creation of a CORC Cable

High-temperature superconducting magnets are a system with a complex configuration. In the process of creating such systems, HTSC tapes can be subject to mechanical damage, which leads to a deterioration in th...

S. V. Veselova, D. A. Abin, A. S. Starikovskii… in Physics of Atomic Nuclei (2022)

Article

Magnetic Levitation Characteristics of the System of Permanent Magnet Stacks of HTS Tapes of Various Architectures

Stacked composite high-temperature superconducting tapes (HTS tapes) are advanced material for development of magnetic levitation systems such as levitation transport, bearings, and kinetic energy storage. At ...

I. V. Anischenko, M. A. Osipov, S. V. Pokrovskii, D. A. Abin… in Physics of Atomic Nuclei (2021)

Article

Influence of Pressure on the Critical Current and Levitation Properties of HTS Tapes

The contemporary composite high-temperature superconducting tapes (HTS tapes) are an advanced material for development of systems based on magnetic levitation. Development of levitation systems requires awaren...

M. A. Osipov, S. V. Pokrovskii, D. A. Abin, A. S. Starikovskii… in Physics of Atomic Nuclei (2021)

Article

Nonequilibrium States in HTS Tapes under the Action of Short Current Pulses

This paper presents the results of studying the nonequilibrium processes in second generation HTS tapes under the action of pulsed current loads. In the study, we used short current pulses of various amplitude...

S. V. Pokrovskii, A. A. Bura, I. V. Anischenko, I. A. Rudnev in Physics of Atomic Nuclei (2019)

Article

Modification of a Second-Generation HTS Tape Based on GdBCO(123) under Pulsed Electron Beam Irradiation

Samples of composite second-generation high-temperature superconducting (HTS) tapes based on the GdBCO (123) compound have been irradiated in a pulsed electron accelerator (system Terek-2, GPI RAS) through a t...

I. M. Minaev, A. V. Troitskii, A. V. Ponomarev… in Physics of Wave Phenomena (2019)

Article

Magnetometry Diagnostics of Defects in High-Temperature Superconducting Tapes in a Gradient Magnetic Field

A new technique for contactless magnetometric determination of the local critical current in high-temperature superconducting tapes is proposed. In contrast to conventional approaches, where currents in a supe...

A. I. Podlivaev, S. V. Pokrovskii, I. V. Anishchenko, I. A. Rudnev in Technical Physics (2019)

Article

Simulation of Magnetic Levitation Systems Based on Superconducting Rings

A comprehensive model of the HTSC ring magnet is developed. Magnetic and transport characteristics of commercialHTSCtapes are used in calculations, features of their layered structure are taken into account. T...

I. V. Anishchenko, S. V. Pokrovskii… in Bulletin of the Lebedev Physics Institute (2018)

Article

Precise Magnetometric Diagnostics of Critical-Current Inhomogeneities in High-Temperature Semiconductor Tapes

We present a new precise method of contactless magnetometric determination of the local critical current in high-temperature superconductor (HTS) tapes, which involves (i) measurement of the spatial distributi...

A. I. Podlivaev, S. V. Pokrovskii, I. V. Anischenko… in Technical Physics Letters (2017)

Article

Influence of shock-wave action on the critical current of bismuth (2223) first-generation HTSC ribbons

B. P. Mikhailov, L. I. Ivanov, I. V. Borovitskaya, O. N. Krokhin… in Doklady Physics (2012)

Article

Application of shock waves for the improvement of current-carrying properties of YBCO(123) and Bi(2223) HTSC tapes in magnetic fields

Shock waves with a leading-edge pressure of ∼10¹¹ Pa, which were produced in a plasma focus setup, were used to increase the critical current density in YBCO(123) and Bi(2223) HTSC tapes. It was shown that the ef...

L. Kh. Antonova, I. V. Borovitskaya… in The Physics of Metals and Metallography (2011)

Article

Modification of superconducting YBCO(123) tape at current transport at T = 77 K

The effect of long-term direct current transport through a rectilinear sample of a second-generation composite tape on the basis of a high-temperature superconductor YBCO(123)YBa₂Cu₃O_{7 − x ...}

V. P. Aksenov, L. Kh. Antonova, E. I. Demikhov… in Inorganic Materials: Applied Research (2010)

Article

Effect of shock waves on the current-carrying properties of HTSC YBCO(123) tape

L. Kh. Antonova, I. V. Borovitskaya, P. V. Gorshkov, E. I. Demikhov… in Doklady Physics (2009)

Article

Structure and functional characteristics of HTSC composites based on Bi-2223 with nitride nanoadditives

The interaction of a number of nanosized (20–50 nm) and larger (3–4 μm) additives of refractory nitrides (AlN, HfN, TiN, ZrN, NbN, Si₃N₄, etc.) with the ceramic superconducting compound (Bi,Pb)₂Sr₂Ca₂Cu₃O_{10 + δ} h...

B. P. Mikhailov, I. A. Rudnev, P. V. Bobin… in Bulletin of the Russian Academy of Science… (2007)

Article

Functional characteristics of Bi₂Sr₂Ca₂Cu₃O_{10 + δ}/ZrN composites

We present the results of investigation of the magnetic, transport, structural, and mechanical properties of composites obtained by introducing finely dispersed zirconium nitride into a matrix of a Bi₂Sr₂Ca₂Cu₃O_1...

B. P. Mikhaĭlov, I. A. Rudnev, P. V. Bobin, A. R. Kadyrbaev… in Technical Physics Letters (2006)