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Abstract:
Mn1.2Fe0.8P0.75Ge0.25 compound had been prepared by mechanical alloying and subsequent spark plasma sintering (SPS) technique. XRD and VSM were used to analyse the phase composition and MCE. The results show that the sintered bulk sample has a hexagonal Fe2P-type crystal structure, the thermal hysteresis of M-T is about 4K. The Curie temperature TC is 292K, and the maximum magnetic entropy change of the compound reaches to 18J/(kg·K) and adiabatic temperature change ΔTad is 4K in a field change from 0 to 1.5T. The properties of this compound meet room temperature magneto-caloric requirements.
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Journal of Functional Materials
ISSN: 1001-9731
Year: 2011
Issue: 11
Volume: 42
Page: 1951-1953
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 9
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