2022 journal article

A method for identifying the cause of inefficient salt-doping in organic semiconductors

Journal of Materials Chemistry C.

By: A. Rahimichatri*, J. Liu*, F. Jahani*, L. Qiu*, R. Chiechi, J. Hummelen*, L. Koster*

Source: ORCID
Added: April 18, 2023

To assess if salt-doping leaves anions and cations in the film, limiting the conductivity, one can apply a bias voltage and monitor the conductivity over time. If the doping is limited by unwanted ions, then the conductivity will increase with time.