autores Conceicao Paiva, Maria da Laegsgaard, E. Paiva, M. Conceicao Besenbacher, F. Xu, W. Fernanda Proenca Paiva, Maria C. Novais, Rui Manuel Freitas Fernanda Proenca Laegsgaard, Erik Besenbacher, F. Novais, R. M.
palavras-chave Carbon nanotube Cycloaddition reaction Grapheme Graphene Scanning tunneling microscopy