- Strong nonlinear current-voltage behaviour in perovskite-derivative calcium copper titanateSung Yoon Chung
Department of Materials Science and Engineering, Inha University, Incheon 402 751, Korea
Nat Mater 3:774-8. 2004..The nonlinear coefficient of CaCu(3)Ti(4)O(12) reaches a value of 900, which is even greater than that of the varistor material ZnO. As a result, CaCu(3)Ti(4)O(12) may lead to efficient switching and gas-sensing devices...