Mostrar el registro sencillo del ítem

Título

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

dc.contributor.authorAguilar Ortiz, Christian Omar
dc.contributor.authorSoto-Parra, Daniel Enrique
dc.contributor.authorÁlvarez Alonso, Pablo
dc.contributor.authorLázpita, Patricia
dc.contributor.authorSalazar, Daniel
dc.contributor.authorCastillo Villa, Pedro Osmany
dc.contributor.authorFlores Zúñiga, Horacio
dc.contributor.authorChernenko, Volodymyr
dc.date.accessioned2018-04-03T19:22:59Z
dc.date.available2018-04-03T19:22:59Z
dc.date.issued2016-04
dc.identifier.citationC.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.identifier.urihttp://hdl.handle.net/11627/3743
dc.description.abstract"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.publisherElsevier
dc.rightsAttribution-NonCommercial-NoDerivatives 4.0 Internacional
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/
dc.subjectNi(Fe)–Mn–Sn metamagnetic shape memory alloy
dc.subjectMartensitic transformation
dc.subjectPhase diagram
dc.subjectEntropy
dc.subjectMagnetocaloric effect
dc.subject.classificationMETALURGIA
dc.titleInfluence of Fe doping and magnetic field on martensitic transition in Ni–Mn–Sn melt-spun ribbons
dc.typearticle
dc.identifier.doihttps://doi.org/10.1016/j.actamat.2016.01.041
dc.rights.accessAcceso Abierto


Ficheros en el ítem

Thumbnail

Este ítem aparece en la(s) siguiente(s) colección(ones)

Mostrar el registro sencillo del ítem

Attribution-NonCommercial-NoDerivatives 4.0 Internacional
Excepto si se señala otra cosa, la licencia del ítem se describe como Attribution-NonCommercial-NoDerivatives 4.0 Internacional