Effect of the Process Conditions for the Preparation of CoNiFeSiB Amorphous Alloys on Their Structure and Properties


Дәйексөз келтіру

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Аннотация

The results of a cross-correlation analysis of the relationship between the process conditions for obtaining CoNiFeSiB amorphous alloys, their physical and chemical properties and structure are presented. The alloys are obtained by single-roll rapid quenching on a copper wheel at frequencies from 30 to 60 Hz, which corresponds to linear velocities from 22 to 38 m/s, a chamber pressure from 0.05 to 0.6 atm, and a pressure in the crucible from 0.4 to 0.6 atm. Elemental analysis is carried out; the atomic and surface structures, phase-transition parameters upon heating, and the corrosion properties are investigated. Correlations between the structural-ordering parameters and physical and chemical properties are determined. Regression models of the dependence between the structural characteristics, physical and chemical properties, and process conditions of production are formulated. A regression model for the dependence of the average cluster area in the atomic image on the specific energy of structural changes is proposed. The concentrations of nickel, silicon, and boron in cobalt-based alloys are found to play an important role in determining the structural characteristics and properties of the alloys.

Авторлар туралы

E. Pustovalov

Department of Natural Sciences, Far Eastern Federal University

Хат алмасуға жауапты Автор.
Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

E. Modin

Department of Natural Sciences, Far Eastern Federal University; National Research Center “Kurchatov Institute”

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950; Moscow, 123182

A. Frolov

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

A. Kosovets

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

N. Kondrikov

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

N. Karpovich

Institute of Materials Science, Khabarovsk Scientific Center, Far Eastern Branch, Russian Academy of Sciences

Email: pustovalov.ev@dvfu.ru
Ресей, Khabarovsk, 680042

S. Pyachin

Institute of Materials Science, Khabarovsk Scientific Center, Far Eastern Branch, Russian Academy of Sciences

Email: pustovalov.ev@dvfu.ru
Ресей, Khabarovsk, 680042

S. Dolzhikov

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

G. Kraynova

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

V. Plotnikov

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

V. Tkachev

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

A. Fedorets

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

N. Ilin

Department of Natural Sciences, Far Eastern Federal University

Email: pustovalov.ev@dvfu.ru
Ресей, Vladivostok, 690950

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