????±????????MHP?????е???????????????е?????????????????????????????????????FPD???????????????????????±?????????е???????????????????°???????????????????????????????????????????

?????????????????????????????D?????????????????о???????????о??????Nature Communications?????????????“Enabling low-drift flexible perovskite photodetectors by electrical modulation for wearable health monitoring and weak light imaging”???????????????糡??????????????????±???????????????????????????????????1000?????????~5  nA????~5 pA????????????±?????????е???????????Ч????????????±?????????FPD????????????????????????~8000  s?????????????~4.2 × 10⁻⁴ pA/s????????????????~1.3 × 10⁻⁵ pA/s????????????????????????о????????????????????????????????????????PPG???????????????????????????????????????С??????о????????????±??????????????FPD?????????????е??????????????ò????

?????????±???????????????????????????????????????????????о?????????????????????????????????????????????????????÷?????????????????±??????????????????????????????PD?????????????????????????????????????絼??PD?У????????????????????·???д??????1a????????????????????????????????????????????繅????繅???????????1c??????????????????????????????絼??PD?С?

?1 ?????絼???糡?????????????????FPD??????

??????????????????????Ч??糡??????????????絼?????±??????????????????е??????????????????????????絼??PD????????????????繅??CE???????????????????????1b??????????????????????????????????????????????????????糡?????￡?????繅?????????а????????????????繅????????????????繅????????а???????????????????????????????????繅????繅????糡??????1d???????????繅??Χ??????????????????????Ч?????????繅?????????е???????????糡????????

?????????????????????繅?????????>0 V??????糡??????????????????????????Σ??2a??????????????????????????о???????COMSOL???????????е????????????????2b???????????糡????????????????е???Ч????о??????????????????CPI??????????????п???繅????????±????????FA_0.92Cs_0.04MA_0.04PbI₃??????500 nm????FPD???????繅???0.1 V??????繅??????????????????????????????С??????????????2c??????????????????????????????????????CV?????????????????????iii?????2d??????????????????繅?????-???I-t????????2e?????糡????FPD?????iii????????????520 nm??50 nW/cm²?????8000 s???????????????

?2 ?糡????FPD?????????????

????????о??糡????FPD???????????ò????????405??520??600??800 nm????????????FPD????????3???????FAPbI₃??MAPbI₃???????????????о??????????????????????????????FA_0.92Cs_0.04MA_0.04PbI₃??????500 nm?????????????????????????????????????Χ??????????????С??

?3 ????繅???0??0.1 V????糡????FPD????????

?????????????????????е?????????о?????????????FPD??PPG?????????PPG??????????????????????4a??????????????У?FPD???????????????????????????????仯???????????????FPD?????????????HR???????????????ι?????4b?????PPG???????????á??????????????72??4.6??2 mW/cm²???￡?????????????????0 V??0.1 V???FPD?????PPG????????4c-4e?????

?4 FPD??????????????е????

??????????????????FPD?????????????糡?????????????SNR??PPG??????????????????????????????????????????????????????

????????????±???????????п???繅??????????????16 × 16?????????TFT????????????????嵥???????????????????????????????????5????

?5 ????????????????????AM-FPD????????????????е????

???????????????о?????????????糡?????????????絼?????±?????????FPD????????????Ч??????????????????￡????????±?????????FPD????????????????????????????????????FPD?????????????1000?????????~5 nA????~5 pA??????????520 nm??1 nW/cm²???μ????????1.1 × 10¹⁴ Jones??????????±?????????е???????????Ч?????????FPD?????????????????????8000 s???????????а??????????1.3 × 10⁻⁵ pA/s???????????????????????PPG??????????????????????2 mW/cm²?????????????????Σ????????????????????????????????????????????±?????????????????????16×16 In₂O₃ TFT???彎?????????????500 nW/cm²?????????????????????о??????????????????????????????????????????±?????????FPD??????????????ò????

?????о???????????????????62174138??62074136??52273307?????????????????о??????MRIC?????????MRIC20200101?????????????′??????????????2020R01005?????????????????LZ23F050005??????????????

?????????https://doi.org/10.1038/s41467-023-40711-1

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??????????????г?-2023?桷

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????????????????????г?-2023?桷

????????????????г?-2022?桷