Solar energy is an ample renewable energy resource, with photovoltaic (PV) technology
enabling a direct route from light to electricity. Currently, PVs are limited in photon …

The exciton, an excited electron–hole pair bound by Coulomb attraction, plays a key role in
photophysics of organic molecules and drives practically important phenomena such as …

Organic semiconductors have attracted a lot of attention since the discovery of highly doped
conductive polymers, due to the potential application in field-effect transistors (OFETs), light …

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 …

The purpose of this review is to provide a basic physical description of the exciton diffusion
in organic semiconductors. Furthermore, experimental methods that are used to measure …

Singlet fission (SF) has the potential to significantly enhance the photocurrent in single-
junction solar cells and thus raise the power conversion efficiency from the Shockley …

Singlet fission is an excitation multiplication process in molecular systems that can
circumvent energy losses and significantly boost solar cell efficiencies; however, the nature …

The third generation of photovoltaic technology aims to reduce the fabrication cost and
improve the power conversion efficiency (PCE) of solar cells. Singlet fission (SF), an efficient …

Fast and highly efficient intramolecular singlet exciton fission in a pentacene dimer,
consisting of two covalently attached, nearly orthogonal pentacene units is reported. Fission …

Singlet fission and triplet–triplet annihilation represent two highly promising ways of
increasing the efficiency of photovoltaic devices. Both processes are believed to be …