In recent years, organic solar cells utilizing π-conjugated polymers have attracted
widespread interest in both the academic and, increasingly, the commercial communities …

Organic photovoltaic cells (OPVs) have been a hot topic for research during the last decade
due to their promising application in relieving energy pressure and environmental problems …

The electron-hole pair created via photon absorption in organic photoconversion systems
must overcome the Coulomb attraction to achieve long-range charge separation. We show …

The most efficient organic solar cells produced to date are bulk heterojunction (BHJ)
photovoltaic devices based on blends of semiconducting polymers such as poly (3 …

The photogeneration quantum yield and dynamics of charge carriers and excitons in thin
films of neat regioregular poly (3-hexylthiophene)(P3HT) and blends with [6, 6]-phenyl-C61 …

This chapter starts with a description of the characteristic electronic structure and charge
transport properties of organic semiconductors. These introductory parts are followed by …

We study photoinduced charge generation in a model polymer/nonfullerene acceptor (NFA)
organic photovoltaic (OPV) blend. Specifically, we focus on hole-transfer kinetics from the …

The morphological, bipolar charge‐carrier transport, and photovoltaic characteristics of poly
(3‐alkylthiophene)(P3AT):[6, 6]‐phenyl‐C61‐butyric acid methyl ester (PCBM) blends are …

Ultrafast dynamics of the hole‐transfer process from methanofullerene to a polymer in a
polymer/PCBM bulk heterojunction are directly resolved. Injection of holes into MDMO‐PPV …

The influence of fullerene side chain functionalization on both the morphology and electro-
optical properties of bulk-heterojunction polymer: fullerene solar cells is discussed through a …