Magnetic field induced strain assisted by stress in Ni-Fe-GaCo single crystals M. Francesc, J. Pons, E. Cesari, S. Kustov, J. Dutkiewicz and Y. Chumlyakov EPJ Web of Conferences, 6 (2010) 29005 Published online: 10 June 2010 DOI: 10.1051/epjconf/20100629005