This work was supported in part by the National Key R&D Program of China(No.2022YFB2803002);National Natural Science Foundation of China(Nos.62235005,62127814,62225405,61975093,61927811,61991443,and 61974080);Collaborative Innovation Center of Solid-State Lighting and Energy-Saving Electronics.
A novel backside-illuminated double-cliff-layer uni-traveling-carrier(DCL-UTC)photodiode with both high responsivity and ultra-broad bandwidth is designed and demonstrated.A thick absorption layer is adopted for high ...
supported by the National Natural Science Foundation of China(Nos.61822508,61571292,and 61535006)
This Letter investigates the impact of the photodiode(PD) saturation in a sub-sampled photonic analogto-digital converter(PADC) with two individual pulse lasers. It is essentially proved that when the optical power to...
financially supported by the National Natural Science Foundation of China(No.61575010);the Natural Science Foundation of Beijing(No.4162016);the Beijing Municipal Science and Technology Commission(No.Z151100003315018);the Beijing Nova Program(No.Z141109001814053)
Graphene has attracted great interest in optoelectronics, owing to its high carrier mobility and broadband absorption. However, a graphene photodetector exhibits low photoresponsivity because of its weak light absorpt...