Article ID Journal Published Year Pages File Type
1498583 Scripta Materialia 2014 4 Pages PDF
Abstract

The isothermal internal friction (IF) behavior of dual-phase Ni52Mn32In16 magnetic shape memory alloy was investigated by dynamic mechanical analysis. The contribution of the isothermal IF to the overall IF peak is close to 90%. This high isothermal IF is obtained over a large working temperature range of 88 °C, which is broadened by the concurrence of the martensitic transformation and the intermartensitic transformation. An strong hindering effect on structural transformations is identified by microstructural observations.

Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
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