Advances in the design and application of highly efficient conjugated polymers and small
molecules over the past years have enabled the rapid progress in the development of …

Conspectus The active layer in a solution processed organic photovoltaic device comprises
a light absorbing electron donor semiconductor, typically a polymer, and an electron …

A nonfullerene-based polymer solar cell (PSC) that significantly outperforms fullerene-based
PSCs with respect to the power-conversion efficiency is demonstrated for the first time. An …

Low bandgap n-type organic semiconductor (n-OS) ITIC has attracted great attention for the
application as an acceptor with medium bandgap p-type conjugated polymer as donor in …

Organic solar cells (OSCs) have developed progressively in efficiency over the last two
decades. Though it is promising, this technology is still far from realizing its full prospect …

The power conversion efficiencies (PCEs) of single‐junction organic solar cells (OSC) have
now reached over 18%. This rapid recent progress can be attributed to the development of …

Obtaining both high open-circuit voltage (Voc) and short-circuit current density (Jsc) has
been a major challenge for efficient all-polymer solar cells (all-PSCs). Herein, we developed …

In organic solar cells, the charge-transfer (CT) electronic states that form at the interface
between the electron-donor (D) and electron-acceptor (A) materials have a crucial role in …

Ternary organic solar cells are promising candidates for bulk heterojunction solar cells;
however, improving the power conversion efficiency (PCE) is quite challenging because the …

Some fundamental questions in the organic solar cell (OSC) community are related to the
role of bulk and interfacial morphology on key processes such as charge generation …