TY - JOUR T1 - A step toward production of smaller diameter single wall carbon nanotubes JO - Materials Research A1 - Lemos, V. A1 - Silva, D. A1 - Luengo, C.A. A1 - Huber, J.G. A1 - Rosolen, J.M. SN - 1516-1439 UL - 10.1590/S1516-14392003000100003 VL - 6 Y1 - 2003 PB - Brasil ER -