Seth Darling, ANL Seth Darling’s current research blends chemistry, physics, materials science and engineering, and nanoscience to create and study materials for energy and water. Recent studies have focused on design of next-generation solar energy devices, new architectures for water purification, and advanced lithography techniques based on sequential infiltration synthesis. He serves as the Solar Energy Systems strategy leader for the laboratory and has developed new models of the economics and life cycle assessment of solar energy.