A rapid heat treatment for nanocrystallization of amorphous Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores

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A rapid heat treatment for nanocrystallization of amorphous Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores. / Plutta, Niklas; Spieckermann, Florian; Polak, Christian et al.
in: Journal of magnetism and magnetic materials, Jahrgang 592.2024, Nr. 15 February, 171797, 15.02.2024.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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@article{d41c5a7416de4836b94e64a816fbaa92,
title = "A rapid heat treatment for nanocrystallization of amorphous Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores",
abstract = "A rapid annealing technique for soft magnetic Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores is presented. Its effectiveness for creating a fine-grained nanocrystalline structure is demonstrated by measurements of the magnetic hysteresis loops as well as by structural investigations done by X-ray diffraction. The results show that the technique reduces the average crystallite sizes from about 27 nm to 17 nm for Fe75.1Cu1Nb1.5Si15.5B6.9, and from about 52 nm to 15 nm for Fe83Cu1Nb4B12. The coercivity after the rapid annealing is about three times lower for the Fe75.1Cu1Nb1.5Si15.5B6.9 alloy and up to one order of magnitude lower for the Fe83Cu1Nb4B12 alloy compared to the coercivity after the standardized long-time heat treatment. The improved heat treatment is outstanding in the way that it produces better soft magnetic properties in high-performance alloy cores within much shorter time than the standard core heat treatments.",
keywords = "Heat treatment, Nanocrystallinity, Soft magnetic, Tape wound core",
author = "Niklas Plutta and Florian Spieckermann and Christian Polak and Mie Marsilius and Zehetbauer, {Michael J.} and J{\"u}rgen Eckert",
note = "Publisher Copyright: {\textcopyright} 2024 Elsevier B.V.",
year = "2024",
month = feb,
day = "15",
doi = "10.1016/j.jmmm.2024.171797",
language = "English",
volume = "592.2024",
journal = "Journal of magnetism and magnetic materials",
issn = "0304-8853",
publisher = "Elsevier",
number = "15 February",

}

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TY - JOUR

T1 - A rapid heat treatment for nanocrystallization of amorphous Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores

AU - Plutta, Niklas

AU - Spieckermann, Florian

AU - Polak, Christian

AU - Marsilius, Mie

AU - Zehetbauer, Michael J.

AU - Eckert, Jürgen

N1 - Publisher Copyright: © 2024 Elsevier B.V.

PY - 2024/2/15

Y1 - 2024/2/15

N2 - A rapid annealing technique for soft magnetic Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores is presented. Its effectiveness for creating a fine-grained nanocrystalline structure is demonstrated by measurements of the magnetic hysteresis loops as well as by structural investigations done by X-ray diffraction. The results show that the technique reduces the average crystallite sizes from about 27 nm to 17 nm for Fe75.1Cu1Nb1.5Si15.5B6.9, and from about 52 nm to 15 nm for Fe83Cu1Nb4B12. The coercivity after the rapid annealing is about three times lower for the Fe75.1Cu1Nb1.5Si15.5B6.9 alloy and up to one order of magnitude lower for the Fe83Cu1Nb4B12 alloy compared to the coercivity after the standardized long-time heat treatment. The improved heat treatment is outstanding in the way that it produces better soft magnetic properties in high-performance alloy cores within much shorter time than the standard core heat treatments.

AB - A rapid annealing technique for soft magnetic Fe75.1Cu1Nb1.5Si15.5B6.9 and Fe83Cu1Nb4B12 tape wound cores is presented. Its effectiveness for creating a fine-grained nanocrystalline structure is demonstrated by measurements of the magnetic hysteresis loops as well as by structural investigations done by X-ray diffraction. The results show that the technique reduces the average crystallite sizes from about 27 nm to 17 nm for Fe75.1Cu1Nb1.5Si15.5B6.9, and from about 52 nm to 15 nm for Fe83Cu1Nb4B12. The coercivity after the rapid annealing is about three times lower for the Fe75.1Cu1Nb1.5Si15.5B6.9 alloy and up to one order of magnitude lower for the Fe83Cu1Nb4B12 alloy compared to the coercivity after the standardized long-time heat treatment. The improved heat treatment is outstanding in the way that it produces better soft magnetic properties in high-performance alloy cores within much shorter time than the standard core heat treatments.

KW - Heat treatment

KW - Nanocrystallinity

KW - Soft magnetic

KW - Tape wound core

UR - http://www.scopus.com/inward/record.url?scp=85184482928&partnerID=8YFLogxK

U2 - 10.1016/j.jmmm.2024.171797

DO - 10.1016/j.jmmm.2024.171797

M3 - Article

AN - SCOPUS:85184482928

VL - 592.2024

JO - Journal of magnetism and magnetic materials

JF - Journal of magnetism and magnetic materials

SN - 0304-8853

IS - 15 February

M1 - 171797

ER -