Characterization of sol-gel nanoparticles of magnetoresistive La 0.67 Ca 0.33 MnO 3+δ

1. Vázquez-Vázquez, C.
2. López-Quintela, M.A.
3. Sánchez, R.D.
4. Caeiro, D.
5. Rivas, J.
6. Oseroff, S.B.