The past two decades of vigorous interdisciplinary approaches has seen tremendous
breakthroughs in both scientific and technological developments of bulk‐heterojunction …

In this review, we survey several recent developments in printing of nanomaterials for
contacts, transistors, sensors of various kinds, light-emitting diodes, solar cells, memory …

Despite nearly two decades of research, the absence of ideal flexible and transparent
electrodes has been the largest obstacle in realizing flexible and printable electronics for …

Although the morphological instability of the bulk-heterojunction (BHJ) organic solar cells
(OSCs) based on a small-molecule nonfullerene acceptor (SM-NFA) is regarded as an …

In this study, we employed polyethylenimine-doped sol–gel-processed zinc oxide
composites (ZnO: PEI) as efficient electron transport layers (ETL) for facilitating electron …

Interface engineering is very important to the high performance of organic optoelectronic
devices that are commonly composed of multilayer thin solid films. Interfacial materials are …

A new tandem architecture for printable photovoltaics using a versatile organic
nanocomposite containing photoactive and interfacial materials is demonstrated. The …

Among new flexible transparent conductive electrode (TCE) candidates, ultrathin Ag film
(UTAF) is attractive for its extremely low resistance and relatively high transparency …

In this paper, we investigated the effect of PEI cathode interlayer on the work function and
the interface resistance of ITO electrode in the inverted polymer solar cells (PSCs) based on …

The interlayer inserted between active layer and ITO has been a key issue for improving
electron extraction in inverted polymer solar cells (IPSCs), while the ideal interlayer for …