针对单光子雪崩光电二极管(SPADs)的单光子量子效率(SPQE),提出了一种严格的数学模型.模型适用于工作波长为1.3 μm和1.5 μm的In0.52Al0.48As、InP倍增层和In0.52Al0.48As-InP异质结倍增层的SPADs.模型作为器件结构、工作电压、倍增层材料的函数,可用来优化SPQE,进而评估和优化盖革模式下APDs的性能.
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