Magnetic superelasticity and inverse magnetocaloric effect in Ni-Mn-In


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Krenke T., Duman E., Acet M., Wassermann E. F., Moya X., Manosa L., ...Daha Fazla

Physical Review B - Condensed Matter and Materials Physics, cilt.75, sa.10, 2007 (SCI-Expanded) identifier identifier identifier

Özet

Applying a magnetic field to a ferromagnetic Ni50 Mn34 In16 alloy in the martensitic state induces a structural phase transition to the austenitic state. This is accompanied by a strain which recovers on removing the magnetic field, giving the system a magnetically superelastic character. A further property of this alloy is that it also shows the inverse magnetocaloric effect. The magnetic superelasticity and the inverse magnetocaloric effect in Ni-Mn-In and their association with the first-order structural transition are studied by magnetization, strain, and neutron-diffraction studies under magnetic field. © 2007 The American Physical Society.