Abstract
On the basis of statistical model the phase transitions in Ni-Mn-Ga alloys under external magnetic field have been studied. A phase diagram in H - T coordinates was obtained. A shift of martensitic-austenitic and austenitic-martensitic phase transition temperatures under external magnetic field was defined. The field dependencies of strain were investigated too. Theoretical results agree well with experimental data.
Original language | English |
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Pages (from-to) | 2102-2103 |
Number of pages | 2 |
Journal | Journal of Magnetism and Magnetic Materials |
Volume | 272-276 |
Issue number | III |
DOIs | |
Publication status | Published - 2004 May |
Keywords
- Magnetostriction
- Martensitic transformations
- Phase transitions-magnetic
- Shape memory effect