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 summarize the latest developments in solution-processed interfacial layers
that have contributed to the significantly improved performance of polymer and perovskite …

Solution processable flexible transparent electrodes (FTEs) are urgently needed to boost the
efficiency and mechanical stability of flexible organic solar cells (OSCs) on a large scale …

Efficiently converting invisible light while allowing full visible light transmission is key to
achieving high‐performance semitransparent organic photovoltaics (ST‐OPVs). Here, a …

Develo** indium‐tin‐oxide (ITO)‐free flexible organic photovoltaics (OPVs) with upscaling
capacity is of great significance for practical applications of OPVs. Unfortunately, the …

Electromagnetic absorbers have drawn increasing attention in many areas. A series of
plasmonic and metamaterial structures can work as efficient narrowband absorbers due to …

Transparent conductors are essential elements in an array of optoelectronic devices. The
most commonly used transparent conductor–indium tin oxide (ITO) suffers from issues …

Flexible transparent electrodes (FTEs) with high optical transmittance, low sheet resistance,
and high flexibility are critical and indispensable components of emerging flexible …

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 …

Transparent conductive electrodes, as transmission windows of photons and electrons, play
important roles in high‐performance organic optoelectronic devices. The replacement of …