%0 Journal Article %T Field theory and condensed matter: account of a successful interaction %A Marino E. C. %J Brazilian Journal of Physics %D 2000 %I Scientific Electronic Library Online %X We present a review of some applications of quantum field theory in the physics of condensed matter stressing the extremely fruitful interaction between these two areas. The examples considered include the Kondo effect, Polymers, High-Tc superconductivity and Spin Glasses. %U http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-97332000000200003