abstract |
This invention relates to an optoelectronic and/or photovoltaic device comprising a compound used as crystal defect mitigating agent or passivating agent, the compound being selected from a compound of formula (I), a compound of formula (II), a mixture thereof, or a compound of formula (II) being selected from anyone of the disclosed formulae (III.1), (III.2), (II.3), (III4) and (III.5). |