Detection of solar blind ultraviolet communication based on fluorescent wavelength conversion

Table 1. Optical parameters of two fluorescent material samples
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Table 1. Optical parameters of two fluorescent material samples
Sample number Central fluorescence wavelength /nm Fluorescence lifetime /ns Spectral bandwidth /nm Quantum efficiency /%
1 565 28 000 200 85
2 620 4.9 50 35

Table 2. Comparison of detection performance of different fluorescence conversion materials

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Table 2. Comparison of detection performance of different fluorescence conversion materials

Materials and structure	Spectral window/nm	Frequency/ kHz	Fluorescent lifetime	Responsivity/ （A·W^-1）	Ref.
SFS /APD	250-325	50	28 µs	0.23@270 nm	This work
NPS/APD	200-300	1800	4.9 ns	0.32@270 nm	This work
CsPbX₃ QDs/a-Si radial PIN	200-400	1	~ns	0.54 @200 nm	［13］
EuHD doped PMMA/Au/Si PN	300-360	<1	0.75 ms	-	［17］
CsPbI₃NCs/Au/SiO₂/P+Si	400-500	-	~ns	0.2 @405 nm	［44］

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Jian-bang MAO, Peng-hui WANG, Jing-yuan WANG, Jian-hua LI, Wei WEI. Detection of solar blind ultraviolet communication based on fluorescent wavelength conversion[J]. Optics and Precision Engineering, 2021, 29(10): 2296

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