Article : texte imprimé

Effects of surface roughness and training on the twinning stress of Ni–Mn–Ga single crystals

M. Chmielus, Auteur ; K. Rolfs, Auteur ; R. Wimpory, Auteur |

Dans Acta materialia (Vol. 58 N° 11, Juin 2010)

Spark eroding, which is commonly employed to cut samples out of magnetic shape-memory alloy single crystals, produces a rough surface layer. Directly after cutting, the single crystals exhibit a high twinning stress. After removal of a surface l[...]

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