Skip to main content
. 2020 Apr 8;7(11):2000058. doi: 10.1002/advs.202000058

Figure 9.

Figure 9

2D material‐based photodetectors and imagers. a) Schematic of the 3D GFET photodetector. b) The photocurrent at different incident ultraviolet laser power. c) The photoresponsivity at different V g. Reproduced with permission.[ 136 ] Copyright 2019, American Chemical Society. d) A 3D sketch of TMDs FETs. e) Transfer curve IDS−VG before and after ALD encapsulation. f) Power‐dependent responsivity for a wide dynamic range at V G = −40 V until 0 V. Reproduced with permission.[ 137 ] Copyright 2015, American Chemical Society. g) Cross‐section view of the BP‐based photodetector. h) Photogenerated current in backgate‐voltage‐dependent photodetection under different laser power density. i) The photoresponsivity of the device at different incident laser power in 633 nm. Reproduced with permission.[ 141 ] Copyright 2016, Wiley‐Blackwell.