AquaLith Advanced Materials, founded by physicist Gregory Cooper, develops and manufactures next-generation lithium-ion batteries and battery materials from its Maryland base. Its University of Maryland-licensed technology combines a high-energy cathode, silicon anode, and non-flammable aqueous electrolyte to create safer, lower-cost batteries that can operate efficiently below -50°C. The company’s work was recognized as the University of Maryland’s 2020 invention of the year.