aided in characterization of the co-crystals. C.J.Y. aided in synthesizing and characterizing the co-crystals. P.F. aided in performing the photoluminescence experiments. M.A. provided insights on the connection of this work with the greater literature. K.R. aided in performing UV-Vis diffuse reflectance spectroscopy, provided insights into spectral assignments, and made connections with the literature. V.S. proposed study of the Npe:TCNQ, aided in synthesis of the crystals, aided in characterization of the crystals, and provided insights into connecting to the literature. L.M.M. aided in performing calculations and analysis of the orbital similarity and co-wrote the manuscript. All authors contributed to the interpretation of the results.