Table 2.
Responsivity and time response of perovskite/graphene photodetectors.
| Materials | τrise (ms) | τfall (ms) | R (A/W) | Detectivity (Jones) | Reference |
|---|---|---|---|---|---|
| CH3NH3PbI3 Nanowire | 0.1 | 0.1 | 4.95 (1 nW/cm2@530 nm) |
2 × 1013 | [15] |
| 2D Perovskite | 20 | 40 | 12 (15.0 mW/cm2@532 nm) |
Not given | [40] |
| Graphene/Perovskite | 87 | 540 | 180 (1 μW@780 nm) |
109 | [8] |
| Graphene/Perovskite | ~120 | ~750 | 6.0 × 105 (1.05 nW@405 nm) | Not given | [20] |
| CH3NH3PbI3 Nanowire/Graphene | 5.5 × 104 | 7.5 × 104 | 2.6 × 106 (3.3 pW@633 nm) | Not given | [21] |
| CH3NH3PbIxCl3-x/Graphene Nanowalls | 50 | 290 | 2016.7 (40 μW@635 nm) |
7.2 × 1010 | This work |