Addition of the Lewis Acid Zn(C 6 F 5 ) 2 Enables Organic Transistors with a Maximum Hole Mobility in Excess of 20 cm 2 V −1 s −1

T.D.A., A.F.P., A.B., H.F., and M.R.N. acknowledgethe King Abdullah University of Science and Technology (KAUST) for financial support. R.L. used CMS beamlineof the National Synchrotron Light Source II, a U.S. Department of Energy (DOE) Office of Science User Facility operated for the DOE Office of Science by Brookhaven National Laboratory under contract No. DE-SC0012704. L.T. acknowledgessupport for the computational time granted from GRNET in the National HPC facility—ARIS—under project STEM. M.H. and J.P. thank EPRSC (EP/L016702/1) and the Royal Society for their support.