Lanxia WANG, Anqi YU. Metal grating enhanced graphene photodetector with wide spectral response[J]. Optical Instruments, 2024, 46(1): 42

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- Optical Instruments
- Vol. 46, Issue 1, 42 (2024)

Fig. 1. Schematic diagram of device structure

Fig. 2. Electrical testing system

Fig. 3. Electrical testing results of device 1 with 520 nm and 1 060 nm illumination

Fig. 4. Electrical testing results of device 2 with 520 nm and 1 060 nm illumination

Fig. 5. Performance characterization of device 1(Sample 1)and device 2(Sample 4)in terahertz band

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