| 发明名称 |
High efficiency thin-film multiple-gap photovoltaic device |
| 摘要 |
A photovoltaic device includes at least two solar cells made from Group IV elements or their alloys in the amorphous state mounted on a substrate. The outermost or first cell has a larger bandgap than the second cell. Various techniques are utilized to improve the efficiency of the device.
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| 申请公布号 |
US4377723(A) |
申请公布日期 |
1983.03.22 |
| 申请号 |
US19800146323 |
申请日期 |
1980.05.02 |
| 申请人 |
THE UNIVERSITY OF DELAWARE |
发明人 |
DALAL, VIKRAM L. |
| 分类号 |
H01L31/0236;H01L31/075;(IPC1-7):H01L31/06;H01L31/18 |
主分类号 |
H01L31/0236 |
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