Organic solar cells are composed of electron donating and accepting organic
semiconductors. Whilst a significant palette of donors has been developed over three …

With the continuous improvements in the performances of laboratory-scale organic solar
cells (OSCs), the development of efficient OSCs with thick active layers compatible with …

Trap-assisted recombination caused by localised sub-gap states is one of the most
important first-order loss mechanism limiting the power-conversion efficiency of all solar …

The PM6: Y6 bulk-heterojunction (BHJ) blend system achieves high short-circuit current
(JSC) values in thick photovoltaic junctions. Here we analyse these solar cells to understand …

The competition between recombination and extraction of carriers defines the charge
collection efficiency and, therefore, the overall performance of organic photovoltaic devices …

Abstract Poly (3, 4‐ethylenedioxythiophene): polystyrene sulfonate (PEDOT: PSS) has been
one of the most established hole transport layers (HTL) in organic solar cells (OSCs) for …

The source-drain electrode with a MoO3 interfacial modification layer (IML) is considered the
most promising method to solve electrical contact issues impeding organic thin-film …

Analytical diode models that relate the current to key material parameters are invaluable for
understanding the device physics in photovoltaic (PV) devices. However, a diode model that …

Organic bulk‐heterojunction solar cells based on the newly developed nonfullerene electron
acceptors have the potential for very low‐cost energy production. However, to enable large …

Space charge effects can significantly degrade charge collection in organic photovoltaics
(OPVs), especially in thick‐film devices. The two main causes of space charge are doping …