云南锗业：锗基太阳能电池对比硅基太阳能电池具有光电转换效率高、性能稳定等特点

Group 1 - The core viewpoint of the article highlights that germanium-based solar cells have advantages over silicon-based solar cells, including higher photoelectric conversion efficiency and stable performance [1] - Currently, germanium-based solar cells are primarily used in space vehicles, such as satellites [1]