Dear sir,Non-systemic,ocular toxicity caused by medications used in highly active antiretroviral therapy（HAART）for human immunodeficiency virus（HIV）infection is an uncommon adverse event[1].Roe et al[2]reported Ri...Dear sir,Non-systemic,ocular toxicity caused by medications used in highly active antiretroviral therapy（HAART）for human immunodeficiency virus（HIV）infection is an uncommon adverse event[1].Roe et al[2]reported Ritonavir展开更多
Flexible quantum dot light-emitting diodes(QLEDs)show great promise for the next generation of flexible,wearable,and artificial intelligence display applications.However,the performance of flexible QLEDs still lags be...Flexible quantum dot light-emitting diodes(QLEDs)show great promise for the next generation of flexible,wearable,and artificial intelligence display applications.However,the performance of flexible QLEDs still lags behind that of rigid substrate devices,hindering their commercialization for display applications.Here we report the superior performance of flexible QLEDs based on efficient red ZnCdSe/ZnS/ZnSe QDs(A-QDs)with antitype-I nanostructures.We reveal that using ZnS as an intermediate shell can effectively confine the exciton wavefunction to the inner core,reducing the surface sensitivity of the QDs and maintaining its excellent emission properties.These flexible QLEDs exhibit a peak external quantum efficiency of 23.0%and a long lifetime of 63,050 h,respectively.The anti-type-I nanostructure of A-QDs in the device simultaneously suppresses defectinduced nonradiative recombination and balances carrier injection,achieving the most excellent performance of flexible QLEDs ever reported.This study provides new insights into achieving superior performance in flexible QD-based electroluminescent devices.展开更多
文摘Dear sir,Non-systemic,ocular toxicity caused by medications used in highly active antiretroviral therapy（HAART）for human immunodeficiency virus（HIV）infection is an uncommon adverse event[1].Roe et al[2]reported Ritonavir
基金Tianchi Doctoral Program(51052300573,51052401541)National Natural Science Foundation of China(22275206)+4 种基金China Postdoctoral Science Foundation(2022M712326)Key Technologies R&D Program of Henan(232102231038)Major Science and Technology Project of Xinjiang(2022A01006-3)Science Foundation for Outstanding Young People of Xinjiang(2022D01E40)Youth Science Foundation of Xinjiang(2022D01C69).
文摘Flexible quantum dot light-emitting diodes(QLEDs)show great promise for the next generation of flexible,wearable,and artificial intelligence display applications.However,the performance of flexible QLEDs still lags behind that of rigid substrate devices,hindering their commercialization for display applications.Here we report the superior performance of flexible QLEDs based on efficient red ZnCdSe/ZnS/ZnSe QDs(A-QDs)with antitype-I nanostructures.We reveal that using ZnS as an intermediate shell can effectively confine the exciton wavefunction to the inner core,reducing the surface sensitivity of the QDs and maintaining its excellent emission properties.These flexible QLEDs exhibit a peak external quantum efficiency of 23.0%and a long lifetime of 63,050 h,respectively.The anti-type-I nanostructure of A-QDs in the device simultaneously suppresses defectinduced nonradiative recombination and balances carrier injection,achieving the most excellent performance of flexible QLEDs ever reported.This study provides new insights into achieving superior performance in flexible QD-based electroluminescent devices.
