| abstract |
The present invention relates to thin-layer solar cell (100) and the layer system (1) of sun plate module, including：Absorbed layer (4), it contains sulfur family compound semiconductor, and cushion (5), and it is arranged on absorbed layer (4) and contains rich halogen-containing Zn x In 1‑x S y , wherein 0.01≤x≤0.9 and 1≤y≤2, wherein cushion (5) by with absorbed layer (4) border with halogen material amount share A 1 Ground floor region (5.1) and with ground floor region (5.1) border with halogen material amount share A 2 Second layer region (5.2) composition, and ratio A 1 /A 2 >=2, and ground floor region (5.1) thickness (d 1 ) less than or equal to cushion (5) thickness (d) 50%. |