An 18-Porphyrin Nanoring at the Size Limit for Global Aromaticity

J Jake M. Holmes (Department of Chemistry) H Henrik Gotfredsen (Department of Chemistry) L Lene Gödde (Department of Chemistry) J Janko Hergenhahn (Department of Chemistry) K Kavita Rani (Department of Chemistry) K Keigo E. Yamada (Department of Chemistry) J Jie-Ren Deng (Department of Chemistry) L Liv Warwick (School of Physics & Astronomy) M Michael Clarke (School of Physics & Astronomy) M Matthew Edmondson (School of Physics & Astronomy) J James N. O’Shea (School of Physics & Astronomy) A Alex Saywell (School of Physics & Astronomy) H Harry L. Anderson (Department of Chemistry)