Risen Achieves 30.99% Efficiency with HJT-Perovskite Tandem Solar Cells!
NINGBO, China, Feb. 26, 2025 /PRNewswire/ -- Breaking new ground in solar innovation! Risen's HJT (Heterojunction Technology), when combined with a perovskite cell in a tandem structure, has achieved an impressive 30.99% efficiency! This milestone...