@inproceedings{inproceedings7dac5773, title = {Calorimetric studies of surface energy and grain boundary energy of oxides : effects on nanoparticles sintering}, author = {Castro, Ricardo Hauch Ribeiro de and Torres, R B and GouvĂȘa, Douglas and Navrotsky, Alexandra}, year = {2008}, publisher = {Sociedade Brasileira de Pesquisa em Materials}, booktitle = {Encontro SBPMat} }