Electronic transport characteristics and scheme of PPy-diamond hetero-junction. (a) Current-voltage characteristics of the PPy-diamond system in the dark and under white light illumination. (b) Conceptual drawing of charge transfer of photogenerated holes from PPy to diamond where they support the in-plane conductivity.
Rezek et al. Nanoscale Research Letters 2011 6:238 doi:10.1186/1556-276X-6-238