Field-dependent conductivity at low electric fields in pressed pellets of doped poly (3-methylthiophene): evidence of charge-density wave depinning

Souza, V. M.Walmsley, L.Correa, A. A.Pereira, E. C.2014-05-202014-05-202003-04-01Solid State Communications. Oxford: Pergamon-Elsevier B.V., v. 126, n. 3, p. 141-145, 2003.0038-1098http://hdl.handle.net/11449/35974Field-dependent conductivity at low electric fields was observed from low to room temperature in pressed pellets of doped poly(3-methylthiophene). The room temperature data showed good agreement with Bardeen's theory of charge-density wave depinning and the values of the parameters obtained are consistent with a strong electron-phonon interaction as expected for quasi-one dimensional systems. (C) 2003 Elsevier B.V. Ltd. All rights reserved.141-145engconducting polymerselectrochemical synthesischarge-density wave systemsmetal-insulator transitionsField-dependent conductivity at low electric fields in pressed pellets of doped poly (3-methylthiophene): evidence of charge-density wave depinningArtigo10.1016/S0038-1098(02)00874-8WOS:000181919100008Acesso restrito