Nucleation of R-phase as studied by dynamic Young's modulus in the Ni49Ti51, aged alloy B. Coluzzi, A. Biscarini, R. Campanella, G. Mazzolai and F. M. MazzolaiJ. Phys. IV France, 11 PR8 (2001) Pr8-95-Pr8-100DOI: https://doi.org/10.1051/jp4:2001817