Perovskite Tech news
On July 15, 2026, LONGi Green Energy Technology announced a new world record efficiency of 35.5% for its independently developed crystalline silicon--perovskite tandem solar cells. The result, certified by the European Solar Test Installation (ESTI), surpasses the company's previous record of 35.2%. This milestone highlights the rapid technical maturity of tandem architectures as they approach commercial viability, with LONGi also reporting efficiencies of 31.4% for larger--area modules (1,650.4 cm²), signaling a significant move toward industrial--scale deployment.