LEO thanks the Brazilian agencies CNPq and FAPESP (Proc. 2012/51691-0) for
partial financial support. PU thanks DGIP and Mecesup PhD scholarships. References AZD8931 mw 1. Ge M, Sattler K: Observation of fullerene cones. Chem Phys Lett 1994,220(3–5):192–196.CrossRef 2. Krishnan A, Dujardin E, Treacy MMJ, Hugdahl J, Lynum S, Ebbesen TW: Graphitic cones and the nucleation of curved carbon surfaces. Nature 1997,388(6641):451–454.CrossRef 3. Lin CT, Lee CY, Chiu HT, Chin TS: Graphene structure in carbon nanocones and nanodiscs. Langmuir 2007,23(26):12806–12810.CrossRef 4. Naess SN, Elgsaeter A, Helgesen G, Knudsen KD: Carbon nanocones: wall structure and morphology. Sci Technol Adv Mater 2009,10(6):065002.CrossRef 5. Ritter KA, Lyding JW: The influence of edge structure on the electronic properties of graphene quantum dots and nanoribbons. Nat Mater 2009,8(3):235.CrossRef 6. del Campo V, Henríquez R, Häberle P: Effects of surface impurities on epitaxial graphene growth. App Surf Sci 2013,264(0):727.CrossRef 7. Lammert PE, Crespi VH: Graphene cones: classification by fictitious flux and electronic properties. Phys Rev B 2004,69(3):035406.CrossRef 8. Sitenko YA, Vlasii ND: On the possible
induced charge SC79 nmr on a graphitic nanocone at finite temperature. J Phys A: Math Theor 2008,41(16):164034.CrossRef 9. Nakada K, Fujita M, Dresselhaus G, Dresselhaus MS: Edge state in graphene ribbons: nanometer size Selleckchem AICAR effect and edge shape dependence. Phys Rev B 1996,54(24):17954.CrossRef 10. Wimmer m, Akhmerov AR, Guinea F: Robustness of edge states in graphene quantum dots. Phys Rev B 2010,82(4):045409.CrossRef 11. Grujic M, Zarenia M, Chaves A, Tadic M, Farias GA, Peeters FM: Electronic and optical properties of a circular graphene quantum dot in a magnetic field: influence of the boundary conditions. Phys Rev B 2011,84(20):205441.CrossRef 12. Kobayashi K: Superstructure induced by a topological defect in graphitic cones. Phys Rev B 2000,61(12):8496.CrossRef 13. Heiberg-Andersen H, Skjeltorp AT, Sattler K: Carbon nanocones: a variety
of non-crystalline graphite. J Non-Crystalline Solids 2008,354(47–51):5247.CrossRef isothipendyl 14. Tamura R, Tsukada M: Disclinations of graphite monolayers and their electronic states. Phys Rev B 1994,49(11):7697.CrossRef 15. Chen JL, Su MH, Hwang CC, Lu JM, Tsai CC: Low-energy electronic states of carbon nanocones in an electric field. Nano-Micro Lett 2010,2(2):121–125. 16. Jódar E, Pérez Ű, Garrido A, Rojas F: Electronic and transport properties in circular graphene structures with a pentagonal disclination. Nanoscale Res Lett 2013,8(1):258.CrossRef 17. Tamura R, Akagi K, Tsukada M, Itoh S, Ihara S: Electronic properties of polygonal defects in graphitic carbon sheets. Phys Rev B 1997,56(3):1404.CrossRef 18. Ming C, Lin ZZ, Cao RG, Yu WF, Ning XJ: A scheme for fabricating single wall carbon nanocones standing on metal surfaces and an evaluation of their stability. Carbon 2012,50(7):2651.CrossRef 19.