Unusual length dependence of the conductance in cumulene molecular wires - Xu, W; Leary, E; Hou, S; Sangtarash, S; González, M; Rubio-Bollinger, G; Wu, Q; Sadeghi, H; Tejerina, L; Christensen, K; Agraït, N; Higgins, S; et al. (Angewandte Chemie International Edition, 2019)