%0 Journal Article %T Micro-Sensores Potenciom¨¦tricos e Amperom¨¦tricos para o Estudo da Corros£¿o %A Bastos %A A. C. %A Karavai %A O. V. %A Lamaka %A S. V. %A Zheludkevich %A M. L. %A Ferreira %A M. G. S. %J Corros£¿o e Protec£¿£¿o de Materiais %D 2009 %I Scientific Electronic Library Online %X the use of potentiometric and amperometric micro-sensors for studies in corrosion is illustrated. a brief theoretical background of each technique is presented, the advantages and limitations are compared and the potentialities for studies in the corrosion field are discussed. %K corrosion %K sensors %K microelectrodes %K potentiometry %K amperometry. %U http://www.scielo.gpeari.mctes.pt/scielo.php?script=sci_abstract&pid=S0870-11642009000200001&lng=en&nrm=iso&tlng=en