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Zero- to One-Dimensional Zn24 Supraclusters: Synthesis, Structures and Detection Wavelength.


ABSTRACT: A zinc supracluster [Zn24(ATZ)18(AcO)30(H2O)1.5]·(H2O)3.5 (Zn24), and a 1D zinc supracluster chain {[Zn24(ATZ)18(AcO)30(C2H5OH)2(H2O)3]·(H2O)2.5}n (1-D⊂Zn24) with molecular diameters of 2 nm were synthesized under regulatory solvothermal conditions or the micro bottle method. In an N,N-dimethylformamide solution of Zn24, Fe3+, Ni2+, Cu2+, Cr2+ and Co2+ ions exhibited fluorescence-quenching effects, while the rare earth ions Ce3+, Dy3+, Er3+, Eu3+, Gd3+, Ho3+, La3+, Nd3+, Sm3+, and Tb3+showed no obvious fluorescence quenching. In ethanol solution, the Zn24 supracluster can be used to selectively detect Ce3+ ions with excellent efficiency (limit of detection (LOD) = 8.51 × 10-7 mol/L). The Zn24 supracluster can also detect wavelengths between 302 and 332 nm using the intensity of the emitted light.

SUBMITTER: Chen Y 

PROVIDER: S-EPMC10707760 | biostudies-literature | 2023 Nov

REPOSITORIES: biostudies-literature

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Zero- to One-Dimensional Zn<sub>24</sub> Supraclusters: Synthesis, Structures and Detection Wavelength.

Chen Yating Y   Chen Zhonghang Z   Wang Jiming J   Ma Xuandi X   Yuan Linyu L   Zhang Shuhua S   Tang Fushun F  

Nanomaterials (Basel, Switzerland) 20231130 23


A zinc supracluster [Zn<sub>24</sub>(ATZ)<sub>18</sub>(AcO)<sub>30</sub>(H<sub>2</sub>O)<sub>1.5</sub>]·(H<sub>2</sub>O)<sub>3.5</sub> (<b>Zn<sub>24</sub></b>), and a 1D zinc supracluster chain {[Zn<sub>24</sub>(ATZ)<sub>18</sub>(AcO)<sub>30</sub>(C<sub>2</sub>H<sub>5</sub>OH)<sub>2</sub>(H<sub>2</sub>O)<sub>3</sub>]·(H<sub>2</sub>O)<sub>2.5</sub>}<sub>n</sub> (<b>1-D&sub;Zn<sub>24</sub></b>) with molecular diameters of 2 nm were synthesized under regulatory solvothermal conditions or the micro  ...[more]

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