autores Antonio J Paleo Petra Pötschke Rocha, A. M. Cerqueira, M.F. Vieito, António Jose Paleo Beate Krause Enrique Muñoz Cerqueira, M. F. Rocha, Ana Maria A. C. Aksoy-Aksel, A.
palavras-chave Carbon nanofibers N-type polymer composites Polypropylene Thermoelectric properties Variable range hopping