Kanagaraj, M. ; Thakur, Gohil S. ; Prakash, J. ; Esakki Muthu, S. ; Arumugam, S. ; Ganguli, Ashok K. (2015) Structure, magnetic properties and magnetocaloric effect in LaMnSbO0.8F0.2 oxypnictide material Physica Status Solidi B, 252 (2). pp. 386-390. ISSN 0370-1972
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Official URL: http://onlinelibrary.wiley.com/doi/10.1002/pssb.20...
Related URL: http://dx.doi.org/10.1002/pssb.201451390
Abstract
We have investigated the structural, magnetic properties and magnetocaloric effect (MCE) in LaMnSbO0.8F0.2. The compound has the ZrCuSiAs-type structure with P4/nmm space group. For a field change of 0–5 T, the maximum entropy change (–ΔSM) is calculated to be 0.074 J kg−1 K by using the Maxwell's relations from the magnetic isotherms. The relative cooling power was increasing from 0.67 to 3.74 J kg−1 with the increases of magnetic field changes from 0–1 to 0–5 T. The observed reversible MCE is related to a second-order magnetic phase transition.
Item Type: | Article |
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Source: | Copyright of this article belongs to John Wiley & Sons, Inc. |
Keywords: | Fluorine Doping; LaMnSbO; Magnetic Materials; Magnetocaloric Effect; Oxypnictides; X-ray Diffraction |
ID Code: | 111626 |
Deposited On: | 28 Sep 2017 12:28 |
Last Modified: | 28 Sep 2017 12:28 |
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