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Young's modulus dependence on magnetic bias field in Fe[sub 73. 5]Si[sub 16. 5]B[sub 6]Cu[sub 1]Nb[sub 3] alloy after successive annealings

Journal Article · · IEEE Transactions on Magnetics (Institute of Electrical and Electronics Engineers); (United States)
DOI:https://doi.org/10.1109/20.364596· OSTI ID:6636304
;  [1];  [2]
  1. Polish Academy of Sciences, Warsaw (Poland). Inst. of Physics
  2. Inst. of Solid State and Materials Research, Dresden (Germany)
Both as-quenched and annealed (in transverse magnetic field for 1 and 2 h in temperature range for 300 up to 500 C) samples of the amorphous alloy of composition F[sub 73.5]Si[sub 16.5]B[sub 6]Cu[sub 1]Nb[sub 3] were investigated. The aim of this work was to study the influence of the annealing time and temperature on Young's modulus changes ([Delta]E effect) versus magnetic bias field after successive heat treatment up to neighborhood of the nanocrystallization temperature. Elasticity moduli were measured using resonant-antiresonant method. A considerable improvement of the piezomagnetic properties was observed by increasing the annealing temperature up to 480 C. Maximum [Delta]E effect reached 0.57 after one hour annealing. Annealing at 500 C caused sudden drop of the piezomagnetic properties, which can be explained by the decrease of the magnetostriction accompanying the appearance of the nanocrystalline phase.
OSTI ID:
6636304
Journal Information:
IEEE Transactions on Magnetics (Institute of Electrical and Electronics Engineers); (United States), Journal Name: IEEE Transactions on Magnetics (Institute of Electrical and Electronics Engineers); (United States) Vol. 31:1Pt2; ISSN IEMGAQ; ISSN 0018-9464
Country of Publication:
United States
Language:
English