Functionalization of (n, 0) CNTs (n = 3–16) by uracil: DFT studiesMahmoud Mirzaei, Kun Harismah, Elham Jafari, Oğuz Gülseren and Ali Shokuhi RadEur. Phys. J. B, 91 1 (2018) 14DOI: https://doi.org/10.1140/epjb/e2017-80404-1