Abstract
Photovoltaic perovskite oxychalcogenide material and an optoelectronic device are provided. The optoelectronic device includes a cathode layer, an anode layer, and an active layer disposed between the cathode layer and the anode layer. In one embodiment, the active layer includes a perovskite oxychalcogenide compound and the perovskite oxychalcogenide compound is NaMO2Q, wherein M is Nb or Ta, and Q is S, Se or Te.
| Original language | English |
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| Patent number | US2019122829 |
| IPC | H01L 51/ 00 A I |
| Priority date | 19/10/18 |
| Publication status | Published - 25 Apr 2019 |