FREMONT, Calif.–(BUSINESS WIRE)–Tandem PV, a U.S. developer and manufacturer of high-efficiency perovskite-silicon solar panels, announced today that it has acquired nexTC Corporation, an Oregon-based developer of advanced thin-film metal oxide coating processes. The acquisition brings nexTC’s coating technology, intellectual property, and technical expertise into Tandem PV, giving the company greater control over a critical coating process as it ramps its Fremont demonstration line and prepa