Figure 7: Illustration of the unequivalence of θ010 and θπ.
From: Molecular origin of high field-effect mobility in an indacenodithiophene–benzothiadiazole copolymer

Schematic of a crystallite viewed along the backbone axis.
From: Molecular origin of high field-effect mobility in an indacenodithiophene–benzothiadiazole copolymer
Schematic of a crystallite viewed along the backbone axis.