Lead-free zero-dimensional(0D)hybrid antimony halide perovskites have emerged as promising materials for various optoelectronic and sensing applications,owing to their adjustable structural properties and non-toxic na...Lead-free zero-dimensional(0D)hybrid antimony halide perovskites have emerged as promising materials for various optoelectronic and sensing applications,owing to their adjustable structural properties and non-toxic nature.In this study,we explore the photophysical characteristics,structural robustness,and sensing capabilities of[FPPP]_(2)SbCl_(7)(FPPP=protonated 1-(2-fluorophenyl)piperazine).Employing a combination of experimental and theoretical approaches,we demonstrate its remarkable yellow light photoluminescence quantum yields(99.26%)and outstanding structural integrity.Moreover,investigations into the scintillation performance of[FPPP]_(2)SbCl_(7)single crystals reveal high X-ray light yields(46927 photons per MeV),a low detection limit(0.71μGy_(air)s^(−1))and high-quality X-ray imaging,making them promising candidates for X-ray detection applications.Furthermore,[FPPP]_(2_SbCl_(7)displays reversible fluorescence switching in response to nitrobenzene,showcasing its potential as a sensing platform for organic pollutants with outstanding repeatability and selectivity.Our findings not only deepen our comprehension of 0D hybrid antimony halides but also lay the groundwork for their utilization in diverse optoelectronic and sensing devices,opening new avenues for research in luminescent materials and detection applications.展开更多
基金the National Natural Science Foundation of China(No.22201099 and 22101282)the Shandong Provincial Natural Science Foundation(ZR2021QB204)+1 种基金the Jining University 2019,2020“100 Outstanding Talents”support program cultivation project(2020ZYRC02)supported by the University Feature Laboratory for Energy Conversion and Nanocatalysis of Shandong Province.
文摘Lead-free zero-dimensional(0D)hybrid antimony halide perovskites have emerged as promising materials for various optoelectronic and sensing applications,owing to their adjustable structural properties and non-toxic nature.In this study,we explore the photophysical characteristics,structural robustness,and sensing capabilities of[FPPP]_(2)SbCl_(7)(FPPP=protonated 1-(2-fluorophenyl)piperazine).Employing a combination of experimental and theoretical approaches,we demonstrate its remarkable yellow light photoluminescence quantum yields(99.26%)and outstanding structural integrity.Moreover,investigations into the scintillation performance of[FPPP]_(2)SbCl_(7)single crystals reveal high X-ray light yields(46927 photons per MeV),a low detection limit(0.71μGy_(air)s^(−1))and high-quality X-ray imaging,making them promising candidates for X-ray detection applications.Furthermore,[FPPP]_(2_SbCl_(7)displays reversible fluorescence switching in response to nitrobenzene,showcasing its potential as a sensing platform for organic pollutants with outstanding repeatability and selectivity.Our findings not only deepen our comprehension of 0D hybrid antimony halides but also lay the groundwork for their utilization in diverse optoelectronic and sensing devices,opening new avenues for research in luminescent materials and detection applications.
