New lab-sized slot die coater for thin film PV
Ossila, a U.K.-based scientific equipment and materials supplier, has launched a new version of its slot die coater for research labs. It is suitable for teams working on thin film photovoltaics at the scaling-feasibility test stage.
Japanese scientists build stretchable organic solar cell with 14.2% efficiency
Researchers in Japan have built a stretchable organic solar cell than can ensure high efficiency levels while preventing crack initiation and propagation. The cell was built with a hole transport layer based on PEDOT:PSS treated with a new additive type.
Danish print finishing equipment provider offers turnkey pilot lines for perovskite, organic solar cells
Denmark-based Grafisk Maskinfabrik (GM) is now selling roll-to-roll turnkey pilot production lines featuring slot-die coating, available through its GM Functionals unit.
New cleaning tool for perovskite, organic PV roll-to-roll production equipment
A German research team has developed a precise cleaning process for electrode deburring in perovskite and organic solar PV roll-to-roll production lines. It is based on commercially available equipment from Germany-based Acp Systems.
Green light wavelength-selective organic solar tech for greenhouses
Japanese scientists have built organic solar cells and modules by utilizing donors and acceptors that are green light selective. They used a blend of poly(3-hexylthiophene) and fluorinated-naphthobisthiadiazole.
Ternary organic solar cell based on dimerized small molecule achieves 18.12% efficiency
A team from the Southern University of Science and Technology in China has designed a small molecule donor to act as a third component in ternary organic cells. It helped to achieve a power conversion efficiency of 18.26% when fabricated with a PM6:BTP-eC9 organic solar cell.
Organic solar cell based on PEDOT:PSS hole transport layer achieves 17.1% efficiency
A team of researchers in Germany has fabricated a non-fullerene acceptor-based organic photovoltaic cell featuring a bilayer solution-processed hole transporting layer. It recorded a power conversion efficiency of 17.1% and maintained 93% of its initial efficiency after 1,800 hours under continuous solar cell operation at 60 C.
Organic solar cell gains counterintuitive efficiency boost from entropy
A research team at the University of Kansas have found that organic semiconductors known as non-fullerene acceptors demonstrate a high solar cell efficiency due to a reversed heat flow.
Using digital twin, roll-to-roll platform to design high-performance organic PV devices
An international team of researchers have demonstrated how to speed up the research and development of scalable, high-performing organic solar cells by using an automated, high-throughput platform. It relies on digital twin technology and roll-to-roll (R2R) printing in a closed-loop system.
Semitransparent organic cell achieves bifaciality factor of 99.1%
A team of researchers from two Chinese universities achieved a bifaciality factor of 99.1% with a semitransparent organic cell, the highest reported bifacial factor in such cells to date. The cell also achieved a power conversion efficiency of 12.5% and an average visible light transmittance of 22.9%.
