The performance of organic photovoltaic (OPV) devices is critically dependent on the efficient movement of charge carriers. NINGBO INNO PHARMCHEM CO.,LTD. provides OPV Donor D18 (PCE18), a material renowned for its exceptional hole mobility, which is a cornerstone for high-efficiency organic electronics.

D18 (PCE18) is a narrow bandgap copolymer, meticulously engineered with alternating electron-donating benzodithiophene (BDT) units and electron-accepting dithienobenzothiadiazole (DTBT) units. This specific molecular architecture provides an extended conjugation pathway, crucial for facilitating efficient charge transport. The standout characteristic of D18 (PCE18) is its remarkably high hole mobility, reported at 1.59 × 10-3 cm2 V-1 s-1. This attribute is vital for minimizing recombination losses and maximizing the collection of photogenerated charges, thereby boosting the overall power conversion efficiency (PCE) of OPV devices.

The significance of this high hole mobility is evident in the performance metrics achieved by OPVs utilizing D18 (PCE18). As an electron donor, it has contributed to record-breaking efficiencies, including device efficiencies of 18.22% and certified efficiencies of 17.6% in non-fullerene polymer solar cells (NF-PSCs). These achievements highlight D18 (PCE18)'s capability to serve as a key component in next-generation solar cell technologies.

NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to supplying materials that empower innovation in the field of organic electronics. Our OPV Donor D18 (PCE18) is produced with high purity (97% minimum) and is presented as a brown powder/fibers. Its solubility in common organic solvents ensures that it can be readily incorporated into various solution-processing techniques, which are often favored for their cost-effectiveness and scalability in the manufacturing of OPVs.

For researchers and developers focused on optimizing charge transport and achieving higher efficiencies in organic electronic devices, D18 (PCE18) presents a compelling solution. Its role as an electron donor, coupled with its exceptional hole mobility, makes it an invaluable material for advancing the frontiers of OPV technology and other organic semiconductor applications.

In conclusion, the high hole mobility of OPV Donor D18 (PCE18) from NINGBO INNO PHARMCHEM CO.,LTD. is a critical advantage for achieving superior performance in organic photovoltaics. This advanced copolymer is engineered for efficiency, reliability, and ease of integration, positioning it as a key material for the future of solar energy and organic electronics.