ZR-NB AB-INITIO 2 AB-INITIO CALCULATIONS 2 ATOMISTIC SIMULATION 2 CALCULOS AB-INITIO 2 COMPUTER SIMULATION 2 DEFECTOS PUNTUALES 2 DELAYED HYDRIDE CRACKING 2 DIFFUSION 2 DIFUSION 2 DIFUSION DE H 2 EAM 2 FISURACION ASISTIDA POR HIDRUROS 2 H DIFFUSION 2 HIDROGENO 2 HIDRUROS DE CIRCONIO 2 HYDROGEN 2 INTERFACES 2 INTERFASES 2 NEAR COINCIDENT SITES LATTICE 2 POINT DEFECTS 2 RED DE SITIOS CASI COINCIDENTES 2 SIMULACION ATOMISTICA 2 SIMULACION POR COMPUTADORA 2 ZIRCONIUM-HYDRIDES 2 ΑZR 2