Retraction Note to: Effect of Carbon Content on the Electrical Conductivity of Carbon Black-Filled PMC with Various Matrices
1 Retraction Note to: Electronic Materials Letters, Vol. 7, No. 3 (2011), pp. 237–241 https://doi.org/10.1007/s13391-011-0911-3
The Editor-in-Chief and Editorial Board of Electronic Materials Letters have retracted this article  because its contents have been previously published by Miyasaka et al. . The contents of this article are therefore redundant. Author Soon-Gi Shin has not responded to correspondence from the Editor about this retraction.