Organic photovoltaics (OPVs) have progressed steadily through three stages of photoactive
materials development:(i) use of poly (3-hexylthiophene) and fullerene-based acceptors …

Polymer semiconductors composed of a carbon-based π conjugated backbone have been
studied for several decades as active layers of multifarious organic electronic devices. They …

The bulk-heterojunction blend of an electron donor and an electron acceptor material is the
key component in a solution-processed organic photovoltaic device. In the past decades, a p …

Organic semiconductors require an energetic offset in order to photogenerate free charge
carriers efficiently, owing to their inability to effectively screen charges. This is vitally …

The development of organic semiconductors for photovoltaic devices, over the last three
decades, has led to unexpected performance for an alternative choice of materials to convert …

During the past 30 years of research in organic electronics, the development of mechanistic
understanding of important structure–processing–performance interrelationships has been …

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 …

Fast and efficient charge separation is essential to achieve high power conversion efficiency
in organic solar cells (OSCs). In state-of-the-art OSCs, this is usually achieved by a …

The field of organic photovoltaics has developed rapidly over the last 2 decades, and small
solar cells with power conversion efficiencies of 13% have been demonstrated. Light …

Over the last 5 years, research on the synthesis, device engineering, and device physics of
solution‐processed small molecule solar cells (SMSCs) has rapidly expanded …