Influence of Fe doping and magnetic field on martensitic transition in Ni–Mn–Sn melt-spun ribbons

dc.creatorCHRISTIAN OMAR AGUILAR ORTIZ
dc.creatorDANIEL ENRIQUE SOTO PARRA
dc.creatorPablo Álvarez-Alonso
dc.creatorHORACIO FLORES ZUÑIGA
dc.creatorVolodymyr Chernenko
dc.date2016-04
dc.date.accessioned2022-10-12T19:37:56Z
dc.date.available2022-10-12T19:37:56Z
dc.identifierhttp://ipicyt.repositorioinstitucional.mx/jspui/handle/1010/1386
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/4118898
dc.description"Mn-rich Ni-Mn-Sn metamagnetic shape memory alloys exhibiting magnetostructural transformation are of a great potential as the base materials for solid-state refrigeration. With the aim of fine tuning of the transformation characteristics and improving functional properties, in the present work we have fabricated polycrystalline Ni50-xFexMn40Sn10 (x = 0, 2, 4, 6, 8 at.%) melt-spun ribbons, starting from the base alloy with x = 0, which is weakly magnetic in both austenitic and martensitic phases. By exploring martensitic transformation (MT) and magnetic behaviors as a function of Fe doping and magnetic field, we have found that Fe and/or magnetic field reduce the MT temperature and Curie temperature of austenite phase, becoming closer to each other as the Fe-content increases, accompanied by an increase of the magnetic moment of austenite, magnetization jump at MT, transformation volume, and magnetic contribution, Delta S-M, to the total entropy change at MT. The ribbons present moderate values of Delta S-M equal to 11 J kg(-11)K(-1) at 5 T for x = 8, moderate thermal hysteresis (10-14 K) nearly independent of Fe doping or magnetic field, and adjustable structural and magnetic transition temperatures close to room temperature. (C) 2016 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved."
dc.formatapplication/pdf
dc.publisherElsevier Science BV
dc.relationinfo:eu-repo/semantics/altIdentifier/DOI/https://doi.org/10.1016/j.actamat.2016.01.041
dc.relationcitation:C.O. Aguilar-Ortiz, D. Soto-Parra, P. Álvarez-Alonso, P. Lázpita, D. Salazar, P.O. Castillo-Villa, H. Flores-Zúñiga, V.A. Chernenko, Influence of Fe doping and magnetic field on martensitic transition in Ni–Mn–Sn melt-spun ribbons, Acta Materialia, Volume 107, 2016, Pages 9-16.
dc.rightsinfo:eu-repo/semantics/openAccess
dc.rightshttp://creativecommons.org/licenses/by-nc-nd/4.0
dc.subjectinfo:eu-repo/classification/Autor/Ni(Fe)–Mn–Sn metamagnetic shape memory alloy
dc.subjectinfo:eu-repo/classification/Autor/Martensitic transformation
dc.subjectinfo:eu-repo/classification/Autor/Phase diagram
dc.subjectinfo:eu-repo/classification/Autor/Entropy
dc.subjectinfo:eu-repo/classification/Autor/Magnetocaloric effect
dc.subjectinfo:eu-repo/classification/cti/1
dc.subjectinfo:eu-repo/classification/cti/22
dc.subjectinfo:eu-repo/classification/cti/2211
dc.subjectinfo:eu-repo/classification/cti/221121
dc.titleInfluence of Fe doping and magnetic field on martensitic transition in Ni–Mn–Sn melt-spun ribbons
dc.typeinfo:eu-repo/semantics/article
dc.typeinfo:eu-repo/semantics/submittedVersion


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