A Layered Approach to New Paths in Solar PowerSubtitle Graduate student Declan Kopper combs through materials to illuminate a road to more efficient photovoltaic power conversion Adrianna OwensMay 21, 2025Jessica Heath A vortex whirls around a brightly colored periodic table, sucking up elements like aluminum, tungsten, molybdenum and nitrogen, and swirling them around to make different variations of material systems. It raises the question, "What is the right combination?" What may sound l...