Next-generation CsPbBr <sub>3</sub> perovskite nanocrystal chloride sensors: stability engineering and halide-exchange mechanisms in aqueous, biological, and environmental media
Mohamed Abu ShuheilFaculty of Allied Medical Sciences, Hourani Center for Applied Scientific Research, Al-Ahliyya Amman University, Amman, JordanAhmed AldulaimiFaculty of Pharmacy, Al-Zahrawi University, Karbala, IraqSubhashree RayDepartment of Biochemistry, IMS and SUM Hospital, Siksha ‘O’ Anusandhan (Deemed to be University), Bhubaneswar, Odisha-751003, IndiaTalal Aziz QassemDepartment of Medical Laboratory Technics, College of Health and Medical Technology, Alnoor University, Mosul, IraqGunjan GargCentre for Research Impact & Outcome, Chitkara University Institute of Engineering and Technology, Chitkara University, Rajpura, Punjab, 140401, IndiaRenu SharmaDepartment of Chemistry, University Institute of Sciences, Chandigarh University, Mohali, Punjab, IndiaDilbar UrazbaevaDepartment of Psychology and Medicine, Mamun University, Khiva, UzbekistanSabokhat SadikovaDepartment of Chemistry, Urgench State University, 220100 Urgench, UzbekistanSharmin SmaeilpourYoung Researchers and Elite Club, Tehran Branch, Islamic Azad University, Tehran, Iran
ABI
Abstract
Stability-engineered CsPbBr 3 nanocrystals enable reversible chloride sensing through Br − /Cl − exchange, causing lattice contraction and a predictable green-to-blue photoluminescence shift for portable optical detection.
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