fig5

Figure 5. (A) The hydrocarbon pool mechanism for MTH conversion. Adapted with permission from ref. 52[52]. Copyright 1996, Elsevier. (B) The total 13C concentrations in the reaction products (left) and the proposed dual cycle concept for the MTH reaction on ZSM-5 (right). Reproduced with permission from ref. 55[55]. Copyright 2007, Elsevier. MTH: Methanol-to-hydrocarbons.