Performance analysis of PQDCF-coated silicon image sensor using Monte-Carlo ray-trace simulation

Qinwen Tan, Xian Gang Wu, Mengjiao Zhang, Linghai Meng, Haizheng Zhong, Yi Cai, Lingxue Wang*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

Perovskite quantum dots embedded composite film (PQDCF) exhibits strong photoluminescence emissions and is expected to be excellent down-shifting material for enhancing ultraviolet (UV) response of silicon devices. In this work, light conversion process is analyzed by combining the experiments with Monte-Carlo ray-trace simulation. Results show that external quantum efficiency (EQE) in the UV region was mainly determined by absorption loss and match of peak wavelength. Moreover, resolution was correlated with thickness and reabsorption. This conclusion provides a guideline for designing novel materials with enhanced UV sensitivity and an EQE of 28% is predicted. Our experimental results showed that the use of red emissive PQDCF achieved an EQE of 20%.

Original languageEnglish
Pages (from-to)9079-9087
Number of pages9
JournalOptics Express
Volume27
Issue number6
DOIs
Publication statusPublished - 18 Mar 2019

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