The Institute for Solar Energy Research Hamelin (ISFH) and the Leibniz Universität Hannover have produced lab cells using polysilicon on oxide – POLO – junctions, in an interdigitated pattern on the rear side and a specially treated p-type monocrystalline wafer to record a cell conversion efficiency of 26.1%.
Since Wacker Chemie opened its new 20,000MT polysilicon plant in Charleston, Tennessee in 2016, there was a good chance that the German-headquartered chemicals firm could overtake incumbent market leader, GCL-Poly.
This week's Movers & Shakers segment sees big waves in Europe with a new president for SolarPower Europe and Lightsource hiring a new strategy officer in its move to evolve from a pure solar company to a global energy leader. There's resignations in some of Asia's biggest module manufacturers including Trina Solar and Yingli Green, and the Coalition for Community Solar Access celebrates its first anniversary and talks to PV Tech on how to keep the community solar boom going.
