The narrow and intense absorption spectra of organic materials open up the opportunity to
develop efficient organic photovoltaic devices that are qualitatively different from other …

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

The nonradiative energy loss (∆ E nr) is a critical factor to limit the efficiency of organic solar
cells. Generally, strong electron-phonon coupling induced by molecular motion generates …

Reducing non-radiative charge recombination is of critical importance to achieving high-
performance organic photovoltaic (OPV) cells. The correlation between the exciton …

Despite more potential in realizing higher photovoltaic performance, the highest power
conversion efficiency (PCE) of tandem organic photovoltaic (OPV) cells still lags behind that …

Bulk-heterojunction organic photovoltaic devices with nonfullerene acceptors (NFAs) exhibit
efficient hole transfer with small interfacial energy offset, which results in power conversion …

Finding effective molecular design strategies to enable efficient charge generation and small
energy loss is among the long-standing challenges in developing high performance non …

Great progress in organic solar cells (OSCs) has been recently achieved owing to the
advent of non-fullerene acceptors (NFAs). Indeed, low-bandgap NFAs ranging from 1.3 to …

Once considered the exclusive property of metal complexes, the phenomenon of room-
temperature phosphorescence (RTP) has been increasingly realized in pure organic …

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 …