Journal Article Research Support, Non-U.S. Gov't grazing-incidence X-ray diffraction Thiophenes indexing thin films 2D 7631-86-9 GIDVis Silicon Dioxide Solutions Styrenes X-ray refraction X-ray scattering ambipolar transport charge-transfer complexes computer programs crystal structure crystallographic unit cells distyrylbenzene epitaxy fibre texture grazing incidence X-ray diffraction grazing-incidence diffraction luminescence mathematical crystallography morphology organic light-emitting transistors organic thin films organic transistor