Formation and strength of dislocation junctions in FCC metals : A study by dislocation dynamics and atomistic simulations C.S. Shin, M.C. Fivel, D. Rodney, R. Phillips, V.B. Shenoy and L. Dupuy J. Phys. IV France, 11 PR5 (2001) Pr5-19-Pr5-26 DOI: 10.1051/jp4:2001503