TY - JOUR T1 - Formation and migration energies of vacancies at the Cu/Ta interface JO - Matéria (Rio de Janeiro) A1 - Ramunni, Viviana Patricia A1 - Pascuet, María Inés A1 - Fernández, Julián Roberto SN - 1517-7076 UL - 10.1590/1517-7076-RMAT-2026-0015 VL - 31 Y1 - 2026 PB - Brasil ER -