Decoupling anion-ordering and spin-Peierls transitions in a strongly one-dimensional organic conductor with a chessboard structure, (o-Me2TTF)2NO3

Jeannin, O.; Reinheimer, E.W.; Foury-Leylekian, P.; Pouget, J.-P.; Auban-Senzier, P.; Trzop, E.; Collet, E.; Fourmigué, M.

doi:10.1107/S2052252518004967

Figure 9
Details of the short S⋯O interactions (red dashed lines) and weak C—H⋯O hydrogen bonds (turquoise dashed lines) between the o-Me₂TTF molecules and the NO₃⁻ anion. (a) At 250 K. (b) In the intermediate q₁ = (0, ½, ½) phase for the major NO₃⁻ anion orientation on atom N1A (see Fig. 7