Characterization of carbon and iron nanostructures synthesized by the DC arc discharge method: influence of the location in the reactor and of the pressureA. Fnidiki, D. Lemarchand, E. Talbot and H. PascardEur. Phys. J. Appl. Phys., 32 3 (2005) 177-185DOI: https://doi.org/10.1051/epjap:2005094