Table 1 Some photoresponse performance of selected representative photodetectors based on 2D materials
From: The Photodetectors Based on Lateral Monolayer MoS2/WS2 Heterojunctions
Materials | Wavelength (nm) | Responsivity (A/W) | Detectivity (Jones) | References |
|---|---|---|---|---|
monolayer WSe2 | 650 | 3.5 × 105 | 1014 | [82] |
MoS2-on-Au | 1310 | 0.68 | 1.89 × 1012 | [83] |
WSe2/SnS2 heterostructure | 550 | 244 | 1.29 × 1013 | [84] |
MoS2/MoSe2 heterojunction | 610 | 1.3 | 2.6 × 1011 | [85] |
WSe2/WS2 heterojunction | 532 | 300 | 7 × 102 | [86] |
SnSe2/MoS2 heterostructure | 500 | 9.1 × 103 | 9.3 × 1010 | [87] |
WSe2/BP/MoS2 | 532 | 6.32 | 1.25 × 1011 | [88] |
CdSxSe(1–x) | 450 | 703 | 3.41 × 1010 | [89] |
SnS2xSe2(1–x) | 633 | 6 × 103 | 8.2 × 1012 | [90] |
WS2/graphene nanosheets | 480 | 1.15 | 2.06 × 109 | [91] |
SnS2 nanoflakes | 400 | 354.4 | 2.0 × 1010 | [92] |
SnSe2 flakes | 530 | 1.1 × 103 | 1.01 × 1010 | [93] |
Ca2Nb3O10 | 280 | 14.94 | 8.7 × 1013 | [72] |
Sr2Nb3O10 | 270 | 1214 | 1.4 × 1014 | [71] |
Graphene/WS2 heterostructure | 400–700 | 106 | 3.8 × 1011 | [94] |
P-MoS2/N-MoS2 | 635 | 7 × 104 | 3.5 × 1014 | [95] |
MoS2/α-MoO3-x | 405 | 1.9 × 105 | 9.8 × 1016 | [96] |
MoS2/WS2 heterojunction | 405 | 567.6 | 7.17 × 1011 | This work |